From 73072226188410e8c2290be28ce8c4a9f2fc862d Mon Sep 17 00:00:00 2001 From: 0xSanyam Date: Sat, 2 Jul 2022 14:58:58 -0700 Subject: [PATCH 01/31] Updated README.md --- README.md | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/README.md b/README.md index 4a358316..0f9ed287 100644 --- a/README.md +++ b/README.md @@ -531,7 +531,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - **Follow the repository:** While going through the course be 100% certain to follow along with the github repository. If you run into in an issue check the chronological-updates in the repo. - **Be Active in the community:** Ask questions and engage with other developers going through the course in the discussions tab, be sure to go and say hello or gm! This space is different from the other industries, you don't have to be secretive; communicate, network and learn with others :) - **Learn at your own pace:** It doesn't matter if it takes you a day, a week, a month or even a year. Progress >>> Perfection -- **Take Breaks:** You will exhaust your mind and recall less if you go all out and watch the entire course in one siting. +- **Take Breaks:** You will exhaust your mind and recall less if you go all out and watch the entire course in one sitting. **Suggested Strategy** every 25 minutes take a 5 min break, and every 2 hours take a longer 30 min break - **Refer to Documentation:** Things are constantly being updated, so whenever Patrick opens up some documentation, open it your end and maybe even have the code sample next to you. @@ -760,13 +760,13 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Basic Solidity: Arrays & Structs II - [msg.sender](https://docs.soliditylang.org/en/v0.8.14/cheatsheet.html?highlight=msg.sender) -## Review of Interfacs, Importing from GitHub, & Math in Solidity +## Review of Interfaces, Importing from GitHub, & Math in Solidity ## Libraries - [Library](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=library#libraries) - [Solidity-by-example Library](https://solidity-by-example.org/library) -## SafeMath, Overflow Checking, and the "unchecked" keywork +## SafeMath, Overflow Checking, and the "unchecked" keyword - [Openzeppelin Safemath](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/math/SafeMath.sol) - [unchecked vs. checked](https://docs.soliditylang.org/en/v0.8.0/control-structures.html#checked-or-unchecked-arithmetic) @@ -899,8 +899,8 @@ In your `.vscode/settings.json` file. ### A Note on the await Keyword ## Adding Transaction Overrides ## Transaction Receipts -## Sending a "raw" Transaction in Ethersjs -## Interacting with Contracts in Ethersjs +## Sending a "raw" Transaction in Ethers.js +## Interacting with Contracts in Ethers.js - [EVM Decompiler](https://ethervm.io/decompile) - [BigNumber](https://docs.ethers.io/v5/api/utils/bignumber/) ## Environment Variables @@ -1349,7 +1349,7 @@ yarn create next-app . ## What is Aave? - [Aave](https://aave.com/) - [My Previous Aave Video on Shorting Assets](https://www.youtube.com/watch?v=TmNGAvI-RUA) -## Programatic Borrowing & Lending +## Programmatic Borrowing & Lending - [DAI](https://makerdao.com/en/) - [Uniswap](https://app.uniswap.org/) ## WETH - Wrapped ETH @@ -1537,7 +1537,7 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-upgrades-fcc -## Upgradeable Smart Contracts Overview +## Upgradable Smart Contracts Overview - [Optional Video](https://www.youtube.com/watch?v=bdXJmWajZRY) - [Links from Video] ## Types of Upgrades @@ -1556,7 +1556,7 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi - [Yul](https://docs.soliditylang.org/en/latest/yul.html) ## Small Proxy Example - [EIP 1967](https://eips.ethereum.org/EIPS/eip-1967) -## Transparent Upgradeable Smart Contract +## Transparent Upgradable Smart Contract - [Hardhat-deploy Proxies](https://github.com/wighawag/hardhat-deploy#deploying-and-upgrading-proxies) - [Openzeppelin Upgrades Plugin](https://docs.openzeppelin.com/upgrades-plugins/1.x/) - [Openzeppelin upgrades tutorial](https://forum.openzeppelin.com/t/openzeppelin-upgrades-step-by-step-tutorial-for-hardhat/3580) From da408193992399305ec5c67b89cc2d311072a514 Mon Sep 17 00:00:00 2001 From: 0xSanyam <108138884+0xSanyam@users.noreply.github.com> Date: Mon, 4 Jul 2022 14:05:52 -0700 Subject: [PATCH 02/31] Updated Solidity Style Guide and NatSpec From v0.8.13 to the latest version v0.8.15 --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 0f9ed287..facea830 100644 --- a/README.md +++ b/README.md @@ -1032,8 +1032,8 @@ yarn add --dev @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node @ - Hardhat Deploy Block Confirmations ## Solidity Style Guide *[โŒจ๏ธ (11:00:10) Solidity Style Guide](https://youtu.be/gyMwXuJrbJQ?t=39610)* -- [Style Guide](https://docs.soliditylang.org/en/v0.8.13/style-guide.html) -- [NatSpec](https://docs.soliditylang.org/en/v0.8.13/natspec-format.html#natspec) +- [Style Guide](https://docs.soliditylang.org/en/v0.8.15/style-guide.html) +- [NatSpec](https://docs.soliditylang.org/en/v0.8.15/natspec-format.html) ## Testing Fund Me *[โŒจ๏ธ (11:08:36) Testing Fund Me](https://youtu.be/gyMwXuJrbJQ?t=40116)* - [Unit Testing](https://en.wikipedia.org/wiki/Unit_testing) From 299ef93cf1604266535e8ba2d0d9bc581fcf7508 Mon Sep 17 00:00:00 2001 From: AN <108299225+krakxn@users.noreply.github.com> Date: Thu, 7 Jul 2022 01:19:14 +0530 Subject: [PATCH 03/31] updated readme Redundancy: two links for Speed Run Ethereum. (lines 1373-1376, lesson 13 recap) --- README.md | 1 - 1 file changed, 1 deletion(-) diff --git a/README.md b/README.md index 4a358316..ff05210e 100644 --- a/README.md +++ b/README.md @@ -1372,7 +1372,6 @@ yarn create next-app . - [Special Guest Austin Griffith](https://twitter.com/austingriffith)! - [Speed Run Ethereum](https://speedrunethereum.com/) ### More DeFi Learnings: -- [Speed Run Ethereum](https://speedrunethereum.com/) - [Defi-Minimal](https://github.com/smartcontractkit/defi-minimal/tree/main/contracts) - [Defi Dad](https://www.youtube.com/channel/UCatItl6C7wJp9txFMbXbSTg) From 90e86abccd35fe18353dff3ec55f42d54d015f70 Mon Sep 17 00:00:00 2001 From: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com> Date: Thu, 7 Jul 2022 15:33:13 -0400 Subject: [PATCH 04/31] Update chronological-updates.md --- chronological-updates.md | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/chronological-updates.md b/chronological-updates.md index 32de37ca..fc031943 100644 --- a/chronological-updates.md +++ b/chronological-updates.md @@ -66,6 +66,33 @@ Keep this running in it's own terminal, and use the endpoint it gives you. To ki -------- +# Lesson 6 + +## New Hardhat Setup + +As of `2.10.0` version of hardhat, when you first run `yarn hardhat` you'll get something like this instead: + +```bash +888 888 888 888 888 +888 888 888 888 888 +888 888 888 888 888 +8888888888 8888b. 888d888 .d88888 88888b. 8888b. 888888 +888 888 "88b 888P" d88" 888 888 "88b "88b 888 +888 888 .d888888 888 888 888 888 888 .d888888 888 +888 888 888 888 888 Y88b 888 888 888 888 888 Y88b. +888 888 "Y888888 888 "Y88888 888 888 "Y888888 "Y888 + +๐Ÿ‘ท Welcome to Hardhat v2.10.0 ๐Ÿ‘ทโ€ + +? What do you want to do? โ€ฆ +โฏ Create a JavaScript project + Create a TypeScript project + Create an empty hardhat.config.js + Quit +``` + +It's _roughly_ similar to the options in our video, but you can just pick the `JavaScript project` whenever we don't pick the `empty hardhat.config.js`. + # Lesson 9 ## Keepers new UI From 2aa58475e6fb1b280fca757c4fc5dcb7d6de0f57 Mon Sep 17 00:00:00 2001 From: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com> Date: Thu, 7 Jul 2022 15:34:04 -0400 Subject: [PATCH 05/31] Update chronological-updates.md --- chronological-updates.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/chronological-updates.md b/chronological-updates.md index fc031943..acebdfcc 100644 --- a/chronological-updates.md +++ b/chronological-updates.md @@ -93,6 +93,8 @@ As of `2.10.0` version of hardhat, when you first run `yarn hardhat` you'll get It's _roughly_ similar to the options in our video, but you can just pick the `JavaScript project` whenever we don't pick the `empty hardhat.config.js`. +[You can read more about the changes here.](https://twitter.com/HardhatHQ/status/1545124474470760449) + # Lesson 9 ## Keepers new UI From 0d7913c389482e9cc2f78de5b1d4396e59db9a5a Mon Sep 17 00:00:00 2001 From: PatrickAlphac <54278053+PatrickAlphaC@users.noreply.github.com> Date: Fri, 8 Jul 2022 11:55:36 -0400 Subject: [PATCH 06/31] how to ask and answer --- how-to-answer-a-question.md | 41 +++++++++ how-to-ask-a-question.md | 166 ++++++++++++++++++++++++++++++++++++ 2 files changed, 207 insertions(+) create mode 100644 how-to-answer-a-question.md create mode 100644 how-to-ask-a-question.md diff --git a/how-to-answer-a-question.md b/how-to-answer-a-question.md new file mode 100644 index 00000000..9f04e108 --- /dev/null +++ b/how-to-answer-a-question.md @@ -0,0 +1,41 @@ +# How to answer questions + +Thank you for wanting to answer questions! This is how we grow as a community :) + +1. Make sure the question follows the "how-to-ask-a-good-question" guide +2. Make sure your answer unblocks the user +3. Remember, this is living documentation! +4. Format your answers, like in the `how-to-ask-a-question` guide. + + +# 1. Make sure the question follows the "how-to-ask-a-good-question" guide + +If the question is poorly formatted and you know how to reformat it reformat it and ask them next time to format their code. + +If the question is posted in the wrong place (like a theoretical question posted on stackoverflow) kindly let them know that it's in the wrong place. + +If the question has already been asked and answered, answer with a link to the question that has already been asked and answered and ask if that solves the problem. + +If the problem has a poor title, doesn't make sense to others, etc, feel free to edit the question to what does if you can understand it. If not, you can answer saying "I don't quite understand what you're asking, could you reformat your question following the "how to ask a question" guide? + +If they used screenshots, feel free to ask them to copy-paste the code. + +Or, feel free to ignore it. This is a community run forum and no one is "entitled to" answers! Be nice, be respectful, and have fun. But if you do know how to help someone, a little "could you please refactor your question" can go a long way! + +### Don't feel obliged to help right away if they are not asking well-formatted questions. Make them ask a well-formatted question first before you answer! + +But don't be a jerk about it. If they just need a little formatting touch up, just touch up their question for them. + +# 2. Make sure your answer unblocks them + +Often times, people will ask questions where the answer might be X, but they are trying to do Y. Try to anticipate what people are trying to do. Answer the question at face value, and then maybe give more information on where to go next. + +Often, giving a summary of your answer at the top with copy pasteable code, and then a "more information" is a best practice. + +# 3. Remember this is living documentation! + +Treat it as such. Go back and update answers if you find them! + +# 4. Format your answers, like in the `how-to-ask-a-question` guide. + +See that guide for more information. \ No newline at end of file diff --git a/how-to-ask-a-question.md b/how-to-ask-a-question.md new file mode 100644 index 00000000..0faf7662 --- /dev/null +++ b/how-to-ask-a-question.md @@ -0,0 +1,166 @@ +# How to ask a question + +> Note: Before reading this, you might want to read my guide on [top 6 tips to solve any software engineering error](https://medium.com/better-programming/top-6-tips-to-solve-any-software-engineering-error-a794a162fcaf). + +Also note, take this pledge: "I solemnly swear that after asking a question I will spend at least 5 minutes trying to answer someone else's question. I will consult the 'How to answer a question' page before I do so. " + +The internet is our documentation, and we want to treat is as such. **Every** *specific* question we have *should* be able to be found by typing it into a web search bar. + +Now, there are no "bad" questions, but there are poorly-formatted questions. A poorly formatted question has a low chance of being answered, poor chance of being discovered, and can "clutter up" forums and discussion boards. So let's make sure we strive for well-formatted questions! + +# Full Examples at the bottom! + +Here are the steps to ask a well-formatted question: + +1. Search to see if the question has already been asked +2. Know where to post your question +3. Make a title that summarizes the problem +4. Introduce the problem before writing any code +5. Make sure you format code using backticks (```) and a language tag +6. Make sure you copy paste your code instead of using screenshots +7. Make sure your code is a minimal example + + +# 1. Search to see if the question has already been asked + +## Do not skip this step! + +We should think of the internet as one giant document. If a question has already been asked and you can find it on the first page of your search engine, it's good! Don't ask the question again! + +And if it's not on the first page of your search results, then **yes, you should 100% ask the question on a forum even if you know the answer.** + +We want every tech question ever to be: + +1. Indexed by search engines +2. Easy to find +3. Easy to reproduce + +So that in 6 months when you forget the answer, you can just google it and it'll show up! + +We don't want there to be multiple questions, because that can fragment where people look! We want to add answers, comments, etc all in one place + +# 2. Know where to post your question + +I categorize questions into one of three: + +- Specific code based questions +- Generic theoretical questions +- "In the know", support, or emergency questions + +## Specific code based questions + +These are what we strive for. These are reproducible questions that help the world. You'll want to put these questions in places like: + +- The "Q&A" discussions section of this course +- stackoverflow +- stack exchange ETH. + +These are questions that typically can have a "right" or "many right answers". Generally, these are not very opinionated questions. + +These are questions like "How to convert bytes32 to uint256". + +## Generic Theoretical Questions + +These are questions that likely do not have a canonical answer. These are questions like "which blockchain should I deploy to?" or "How could I make a game that involves many random characters?". They belong in places like: + +- The "General" discussions section of this course +- A generic forum like Reddit, Twitter +- Discord (like some of the ones people have started here) + +Ideally, you put these on an indexed forum like reddit and the general discussions section instead of discord so others can do a web search for the problems. + +## "In the know", support, or emergency questions + +These are very specific use cases and 99% of your questions will not be these kinds. These are questions like "we just got hacked, can you help us?", "Want to join my team", etc. They are questions that likely only apply to your situation and what you are doing. They belong in: + +- Discord DMs +- Email +- etc + +And should be used *very* sparingly. + +# 3. Make a title that summarizes the problem + +It should be minimal, searchable, indexable (by search engines). + +## Examples: +Bad: +- I'm stuck, please help + +Good: +- Could Not Detect Network using WSL & Ganache + +Bad: +- hardhat error + +Good: +- TypeError: Cannot read property 'length' of undefined - when deploying contract + +Bad: +- hardhat error + +Good: +- TypeError: Cannot read property 'length' of undefined - when deploying contract + + +4. Introduce the problem before writing any code + +In the body of the question, say what you're trying to do, what you've done, and give a summary of your problem. + +With this course in the discussions tab, you may also give a timestamp of where you're getting the issue (in fact, please give a timestamp with a link to the location in the video). + +5. Make sure you format code using backticks (```) and a language tag + +You'll want to format your question so it's as easy as possible to read! Especially with your code snippets. + +Your code should show up like this: + +```javascript +// my code here +``` + +In your question, you'll type it like this: + +```` +```javascript +// my code here +``` +```` + +If it doesn't get formatted, you can edit your question (usually, you can click the three little dots at the top right of your question) to make it formatted nicely. + +6. Make sure you copy paste your code instead of using screenshots + +We want web crawlers to index every word you write, so even copy paste errors (and format them with 3 backticks!) + + +7. Make sure your code is a minimal example + +There are two types of code questions: + +- Debug me +- Specific questions + +Don't be a "Debug Me" + +## Example of a poorly formatted question (a debug me question): + +Hi I'm confused my code isn't working here is all my code + +```javascript +// pretend I pasted like 300 lines of code here +``` + +## Example of a much better question + +I'm getting `error x` on line 42 of my code: + +```javascript +const some_var = "dog" +// this is the line that is erroring +``` + +[More information on reproducible code.](https://stackoverflow.com/help/minimal-reproducible-example) + + + From c0a6fe7c1fbd0aee180e5e1a1f8d4fd22fe1cd61 Mon Sep 17 00:00:00 2001 From: Ali Murtaza Date: Sat, 9 Jul 2022 15:24:50 +0500 Subject: [PATCH 07/31] Add the # to H1 headings and remove duplicate lines --- how-to-ask-a-question.md | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) diff --git a/how-to-ask-a-question.md b/how-to-ask-a-question.md index 0faf7662..b610aacc 100644 --- a/how-to-ask-a-question.md +++ b/how-to-ask-a-question.md @@ -96,20 +96,13 @@ Bad: Good: - TypeError: Cannot read property 'length' of undefined - when deploying contract -Bad: -- hardhat error - -Good: -- TypeError: Cannot read property 'length' of undefined - when deploying contract - - -4. Introduce the problem before writing any code +# 4. Introduce the problem before writing any code In the body of the question, say what you're trying to do, what you've done, and give a summary of your problem. With this course in the discussions tab, you may also give a timestamp of where you're getting the issue (in fact, please give a timestamp with a link to the location in the video). -5. Make sure you format code using backticks (```) and a language tag +# 5. Make sure you format code using backticks (```) and a language tag You'll want to format your question so it's as easy as possible to read! Especially with your code snippets. @@ -129,12 +122,12 @@ In your question, you'll type it like this: If it doesn't get formatted, you can edit your question (usually, you can click the three little dots at the top right of your question) to make it formatted nicely. -6. Make sure you copy paste your code instead of using screenshots +# 6. Make sure you copy paste your code instead of using screenshots We want web crawlers to index every word you write, so even copy paste errors (and format them with 3 backticks!) -7. Make sure your code is a minimal example +# 7. Make sure your code is a minimal example There are two types of code questions: From a064e43ca046d4846881ee707599c2a0f329693d Mon Sep 17 00:00:00 2001 From: Mike Bivens Date: Fri, 15 Jul 2022 22:41:00 -0500 Subject: [PATCH 08/31] Provided lesson 1 timestamps --- README.md | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 7363e289..aac071bd 100644 --- a/README.md +++ b/README.md @@ -551,6 +551,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - [What is a blockchain](https://www.investopedia.com/terms/b/blockchain.asp) ## The Purpose Of Smart Contracts +*[โŒจ๏ธ (00:18:27) The Purpose of Smart Contracts](https://youtu.be/gyMwXuJrbJQ?t=1107)* - ๐ŸŽฅ [Original Video](https://www.youtube.com/watch?v=_JeRq7Gwj5Y&feature=youtu.be) - ๐Ÿฆฌ [My ETH Denver Talk](https://www.youtube.com/watch?v=06hXCX_jj2E) - ๐Ÿ” [McDonalds Scandal](https://www.chicagotribune.com/sns-mcdonalds-story.html) @@ -560,6 +561,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - ๐Ÿ”ฎ [Chainlink & Oracles](https://www.youtube.com/watch?v=tIUHQ7sDoaU) ## Other Blockchain Benefits +*[โŒจ๏ธ (00:30:41) Other Blockchain Benefits](https://youtu.be/gyMwXuJrbJQ?t=1841)* - Decentralized - Transparency & Flexibility - Speed & Efficiency @@ -567,7 +569,8 @@ Backup Faucet: https://rinkebyfaucet.com/ - Counterparty Risk Removal - Trust Minimized Agreements -## What have Smart Contracts done so far? +## What have Smart Contracts done so far? +*[โŒจ๏ธ (00:36:36) What have Smart Contracts done so far?](https://youtu.be/gyMwXuJrbJQ?t=2196)* - [DeFi](https://chain.link/education/defi) - [Defi Llama](https://defillama.com/) - [Why DeFi is Important](https://medium.com/the-capital/why-defi-1519cc4d4bd3) @@ -575,6 +578,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - [NFTs](https://www.youtube.com/watch?v=9yuHz6g_P50) ## Making Your First Transaction +*[โŒจ๏ธ (00:39:17) Making Your First Transaction](https://youtu.be/gyMwXuJrbJQ?t=2357)* - [Metamask Download Link](https://metamask.io/) - [What is a Private Key?](https://www.coinbase.com/learn/crypto-basics/what-is-a-private-key) - [What is a Secret Phrase?](https://metamask.zendesk.com/hc/en-us/articles/360060826432-What-is-a-Secret-Recovery-Phrase-and-how-to-keep-your-crypto-wallet-secure) @@ -586,30 +590,36 @@ Backup Faucet: https://rinkebyfaucet.com/ - OR, use the [Kovan ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to kovan! ## Gas I: Introduction to Gas +*[โŒจ๏ธ (00:58:59) Gas I: Introduction to Gas](https://youtu.be/gyMwXuJrbJQ?t=3539)* - [Gas and Gas Fees](https://ethereum.org/en/developers/docs/gas/) - [Wei, Gwei, and Ether Converter](https://eth-converter.com/) - [ETH Gas Station](https://ethgasstation.info/) ## How Do Blockchains Work? +*[โŒจ๏ธ (01:05:32) How Do Blockchains Work](https://youtu.be/gyMwXuJrbJQ?t=3932)* - [What is a hash?](https://techjury.net/blog/what-is-cryptographic-hash/) - [Blockchain Demo](https://andersbrownworth.com/blockchain/) - [Summary](https://ethereum.org/en/developers/docs/intro-to-ethereum/) ## Signing Transactions +*[โŒจ๏ธ (01:22:55) Signing Transactions](https://youtu.be/gyMwXuJrbJQ?t=4975)* - [Public / Private Keys](https://andersbrownworth.com/blockchain/public-private-keys/keys) - [Layer 2 and Rollups](https://ethereum.org/en/developers/docs/scaling/layer-2-rollups/) - [Decentralized Blockchain Oracles](https://blog.chain.link/what-is-the-blockchain-oracle-problem/) ## Gas II +*[โŒจ๏ธ (01:30:22) Gas II: Block Rewards & EIP 1559](https://youtu.be/gyMwXuJrbJQ?t=5422)* - [Block Rewards](https://www.investopedia.com/terms/b/block-reward.asp) - Advanced Gas - [EIP 1559](https://www.youtube.com/watch?v=MGemhK9t44Q) - GWEI, WEI, and ETH - [ETH Converter](https://eth-converter.com/) ## Gas II Summary +*[โŒจ๏ธ (01:36:44) Gas II Summary](https://youtu.be/gyMwXuJrbJQ?t=5804)* - [Run Your Own Ethereum Node](https://geth.ethereum.org/docs/getting-started) ## High-Level Blockchain Fundamentals +*[โŒจ๏ธ (01:39:32) High-Level Blockchain Fundamentals]https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=5972s()* - [Consensus](https://wiki.polkadot.network/docs/learn-consensus) - [Proof of Stake](https://ethereum.org/en/developers/docs/consensus-mechanisms/pos/) - [Proof of Work](https://ethereum.org/en/developers/docs/consensus-mechanisms/pow/) From 1053bbff8664a29b8f80959cf10c9fa0430cdc31 Mon Sep 17 00:00:00 2001 From: Mike Bivens Date: Sat, 16 Jul 2022 14:45:27 -0500 Subject: [PATCH 09/31] Updated with Lesson 2 timestamps "Introduction" timestamp is set to a few seconds before opening Remix. The timestamp came after housekeeping items at the beginning of Lesson 2 because they were not listed as part of the Introduction section in the documentation. --- README.md | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/README.md b/README.md index 7363e289..10760dc4 100644 --- a/README.md +++ b/README.md @@ -625,10 +625,12 @@ Backup Faucet: https://rinkebyfaucet.com/ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/simple-storage-fcc ## Introduction +*[โŒจ๏ธ (02:03:05) Introduction](https://youtu.be/gyMwXuJrbJQ?t=7385)* - [Remix](https://remix.ethereum.org/) - [Solidity Documentation](https://docs.soliditylang.org/en/v0.8.6/index.html) ## Setting Up Your First Contract +*[โŒจ๏ธ (02:05:18) Setting Up Your First Contract](https://youtu.be/gyMwXuJrbJQ?t=7518)* - Versioning - Take notes in your code! - [What is a software license](https://snyk.io/learn/what-is-a-software-license/) @@ -637,6 +639,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - Contract Declaration ## Basic Solidity: Types +*[โŒจ๏ธ (02:12:28) Basic Solidity Types](https://youtu.be/gyMwXuJrbJQ?t=7948)* - [Types & Declaring Variables](https://docs.soliditylang.org/en/v0.8.13/) - `uint256`, `int256`, `bool`, `string`, `address`, `bytes32` - [Solidity Types](https://docs.soliditylang.org/en/latest/types.html) @@ -645,6 +648,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - Comments ## Basic Solidity: Functions +*[โŒจ๏ธ (02:18:40) Basic Solidity Functions](https://youtu.be/gyMwXuJrbJQ?t=8320)* - Functions - Deploying a Contract - Smart Contracts have addresses just like our wallets @@ -655,6 +659,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - View & Pure Functions ## Basic Solidity: Arrays & Structs +*[โŒจ๏ธ (02:35:30) Basic Solidity Arrays & Structs](https://youtu.be/gyMwXuJrbJQ?t=9331)* - Structs - Intro to Storage - Arrays @@ -663,10 +668,12 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Basic Solidity: Compiler Errors and Warnings +*[โŒจ๏ธ (02:45:35) Basic Solidity Errors & Warnings](https://youtu.be/gyMwXuJrbJQ?t=9935)* - Yellow: Warnings are Ok - Red: Errors are not Ok ## Memory, Storage, Calldata (Intro) +*[โŒจ๏ธ (02:46:34) Basic Solidity Memory, Storage, & Calldata (Intro)](https://youtu.be/gyMwXuJrbJQ?t=9994)* - 6 Places you can store and access data - calldata - memory @@ -676,9 +683,11 @@ Backup Faucet: https://rinkebyfaucet.com/ - stack ## Mappings +*[โŒจ๏ธ (02:50:17) Basic Solidity Mappings](https://youtu.be/gyMwXuJrbJQ?t=10217)* - [Mappings](https://solidity-by-example.org/mapping) ## Deploying your First Contract +*[โŒจ๏ธ (02:53:38) Deploying your First Contract](https://youtu.be/gyMwXuJrbJQ?t=10418)* - A testnet or mainnet - Connecting Metamask - [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#rinkeby) @@ -686,6 +695,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - Interacting with Deployed Contracts ## The EVM & A Recap of Lesson 2 +*[โŒจ๏ธ (03:03:07) The EVM & A Recap of Lesson 2](https://youtu.be/gyMwXuJrbJQ?t=10987)* - The EVM # Lesson 3: Remix Storage Factory From 4b16b4acea8e9861fcb9f1fc858de97f73388169 Mon Sep 17 00:00:00 2001 From: Mike Bivens Date: Sun, 17 Jul 2022 18:20:45 -0500 Subject: [PATCH 10/31] Updated with Lesson 3 timestamps --- README.md | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/README.md b/README.md index 7363e289..c51926e2 100644 --- a/README.md +++ b/README.md @@ -695,22 +695,27 @@ Backup Faucet: https://rinkebyfaucet.com/ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/storage-factory-fcc ## Introduction +*[โŒจ๏ธ (03:06:06) Introduction](https://youtu.be/gyMwXuJrbJQ?t=11166)* - [Factory Pattern](https://betterprogramming.pub/learn-solidity-the-factory-pattern-75d11c3e7d29) ## Basic Solidity: Importing Contracts into other Contracts +*[โŒจ๏ธ (03:07:29) Importing Contracts into other Contracts](https://youtu.be/gyMwXuJrbJQ?t=11249)* - [Composibility](https://chain.link/techtalks/defi-composability) - [Solidity new keyword](https://docs.soliditylang.org/en/v0.8.14/control-structures.html?highlight=new#creating-contracts-via-new) - [Importing Code in solidity](https://solidity-by-example.org/import) ## Basic Solidity: Interacting with other Contracts +*[โŒจ๏ธ (03:16:36) Interacting with other contracts](https://youtu.be/gyMwXuJrbJQ?t=11796)* - To interact, you always need: ABI + Address - [ABI](https://docs.soliditylang.org/en/v0.8.14/abi-spec.html?highlight=abi) ## Basic Solidity: Inheritance & Overrides +*[โŒจ๏ธ (03:25:23) Inheritance & Overrides](https://youtu.be/gyMwXuJrbJQ?t=12323)* - [Inheritance](https://solidity-by-example.org/inheritance) - [Override & Virtual Keyword](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=override#function-overriding) ## Lesson 3 Recap +*[โŒจ๏ธ (03:30:29) Lesson 3 Recap](https://youtu.be/gyMwXuJrbJQ?t=12629)* # Lesson 4: Remix Fund Me From d9770566a41d20b08535a70ad1d88e8480e5dae4 Mon Sep 17 00:00:00 2001 From: Paul Eboselume Date: Mon, 25 Jul 2022 04:14:31 -0700 Subject: [PATCH 11/31] FIX TYPOS --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index 7363e289..c4681ff7 100644 --- a/README.md +++ b/README.md @@ -750,7 +750,7 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Importing from GitHub & NPM - [Chainlink NPM Package](https://www.npmjs.com/package/@chainlink/contracts) -## Floating Point Math in Solidtiy +## Floating Point Math in Solidity - [tuple](https://docs.soliditylang.org/en/v0.8.14/abi-spec.html?highlight=tuple#handling-tuple-types) - [Floating Point Numbers in Solidity](https://stackoverflow.com/questions/58277234/does-solidity-supports-floating-point-number) - [Type Casting](https://ethereum.stackexchange.com/questions/6891/type-casting-in-solidity) From 4585970205c3b10ac147e8c68773af98a203cf52 Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Fri, 12 Aug 2022 14:11:02 +0300 Subject: [PATCH 12/31] Update documentation links in README.md --- README.md | 40 ++++++++++++++++++++-------------------- 1 file changed, 20 insertions(+), 20 deletions(-) diff --git a/README.md b/README.md index c4681ff7..52064a32 100644 --- a/README.md +++ b/README.md @@ -626,7 +626,7 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Introduction - [Remix](https://remix.ethereum.org/) -- [Solidity Documentation](https://docs.soliditylang.org/en/v0.8.6/index.html) +- [Solidity Documentation](https://docs.soliditylang.org/en/latest/index.html) ## Setting Up Your First Contract - Versioning @@ -637,7 +637,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - Contract Declaration ## Basic Solidity: Types -- [Types & Declaring Variables](https://docs.soliditylang.org/en/v0.8.13/) +- [Types & Declaring Variables](https://docs.soliditylang.org/en/latest/) - `uint256`, `int256`, `bool`, `string`, `address`, `bytes32` - [Solidity Types](https://docs.soliditylang.org/en/latest/types.html) - [Bits and Bytes](https://www.youtube.com/watch?v=Dnd28lQHquU) @@ -649,7 +649,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - Deploying a Contract - Smart Contracts have addresses just like our wallets - Calling a public state-changing Function -- [Visibility](https://docs.soliditylang.org/en/v0.7.3/contracts.html#visibility-and-getters) +- [Visibility](https://docs.soliditylang.org/en/latest/contracts.html#visibility-and-getters) - Gas III | An example - Scope - View & Pure Functions @@ -699,16 +699,16 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Basic Solidity: Importing Contracts into other Contracts - [Composibility](https://chain.link/techtalks/defi-composability) -- [Solidity new keyword](https://docs.soliditylang.org/en/v0.8.14/control-structures.html?highlight=new#creating-contracts-via-new) +- [Solidity new keyword](https://docs.soliditylang.org/en/latest/control-structures.html?highlight=new#creating-contracts-via-new) - [Importing Code in solidity](https://solidity-by-example.org/import) ## Basic Solidity: Interacting with other Contracts - To interact, you always need: ABI + Address -- [ABI](https://docs.soliditylang.org/en/v0.8.14/abi-spec.html?highlight=abi) +- [ABI](https://docs.soliditylang.org/en/latest/abi-spec.html?highlight=abi) ## Basic Solidity: Inheritance & Overrides - [Inheritance](https://solidity-by-example.org/inheritance) -- [Override & Virtual Keyword](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=override#function-overriding) +- [Override & Virtual Keyword](https://docs.soliditylang.org/en/latest/contracts.html?highlight=override#function-overriding) ## Lesson 3 Recap @@ -724,7 +724,7 @@ Backup Faucet: https://rinkebyfaucet.com/ - [Fields in a Transaction](https://ethereum.org/en/developers/docs/transactions/) - [More on v,r,s](https://ethereum.stackexchange.com/questions/15766/what-does-v-r-s-in-eth-gettransactionbyhash-mean) - [payable](https://solidity-by-example.org/payable) -- [msg.value & Other global keywords](https://docs.soliditylang.org/en/v0.8.14/cheatsheet.html?highlight=cheatsheet#global-variables) +- [msg.value & Other global keywords](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) - [require](https://codedamn.com/news/solidity/what-is-require-in-solidity) - [revert](https://medium.com/blockchannel/the-use-of-revert-assert-and-require-in-solidity-and-the-new-revert-opcode-in-the-evm-1a3a7990e06e) @@ -751,14 +751,14 @@ Backup Faucet: https://rinkebyfaucet.com/ - [Chainlink NPM Package](https://www.npmjs.com/package/@chainlink/contracts) ## Floating Point Math in Solidity -- [tuple](https://docs.soliditylang.org/en/v0.8.14/abi-spec.html?highlight=tuple#handling-tuple-types) +- [tuple](https://docs.soliditylang.org/en/latest/abi-spec.html?highlight=tuple#handling-tuple-types) - [Floating Point Numbers in Solidity](https://stackoverflow.com/questions/58277234/does-solidity-supports-floating-point-number) - [Type Casting](https://ethereum.stackexchange.com/questions/6891/type-casting-in-solidity) - Gas Estimation Failed - Someone should make an article explaining this error ## Basic Solidity: Arrays & Structs II -- [msg.sender](https://docs.soliditylang.org/en/v0.8.14/cheatsheet.html?highlight=msg.sender) +- [msg.sender](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=msg.sender) ## Review of Interfaces, Importing from GitHub, & Math in Solidity @@ -768,7 +768,7 @@ Backup Faucet: https://rinkebyfaucet.com/ ## SafeMath, Overflow Checking, and the "unchecked" keyword - [Openzeppelin Safemath](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/math/SafeMath.sol) -- [unchecked vs. checked](https://docs.soliditylang.org/en/v0.8.0/control-structures.html#checked-or-unchecked-arithmetic) +- [unchecked vs. checked](https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic) ## Basic Solidity: For Loop - [For Loop](https://solidity-by-example.org/loop) @@ -803,9 +803,9 @@ Backup Faucet: https://rinkebyfaucet.com/ - [Custom Errors Introduction](https://blog.soliditylang.org/2021/04/21/custom-errors/) ### Receive & Fallback Functions -- [Solidity Docs Special Functions](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=fallback#special-functions) +- [Solidity Docs Special Functions](https://docs.soliditylang.org/en/latest/contracts.html?highlight=fallback#special-functions) - [Fallback](https://solidity-by-example.org/fallback) -- [Receive](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=fallback#receive-ether-function) +- [Receive](https://docs.soliditylang.org/en/latest/contracts.html?highlight=fallback#receive-ether-function) ## Lesson 4 Recap @@ -1032,8 +1032,8 @@ yarn add --dev @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node @ - Hardhat Deploy Block Confirmations ## Solidity Style Guide *[โŒจ๏ธ (11:00:10) Solidity Style Guide](https://youtu.be/gyMwXuJrbJQ?t=39610)* -- [Style Guide](https://docs.soliditylang.org/en/v0.8.15/style-guide.html) -- [NatSpec](https://docs.soliditylang.org/en/v0.8.15/natspec-format.html) +- [Style Guide](https://docs.soliditylang.org/en/latest/style-guide.html) +- [NatSpec](https://docs.soliditylang.org/en/latest/natspec-format.html) ## Testing Fund Me *[โŒจ๏ธ (11:08:36) Testing Fund Me](https://youtu.be/gyMwXuJrbJQ?t=40116)* - [Unit Testing](https://en.wikipedia.org/wiki/Unit_testing) @@ -1056,7 +1056,7 @@ yarn add --dev @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node @ *[โŒจ๏ธ (11:37:31) Testing Fund Me II](https://youtu.be/gyMwXuJrbJQ?t=41851)* ## Storage in Solidity *[โŒจ๏ธ (11:44:34) Storage in Solidity](https://youtu.be/gyMwXuJrbJQ?t=42274)* -- [Storage Layout](https://docs.soliditylang.org/en/v0.8.13/internals/layout_in_storage.html) +- [Storage Layout](https://docs.soliditylang.org/en/latest/internals/layout_in_storage.html) - [Purpose of the memory keyword](https://stackoverflow.com/questions/33839154/in-ethereum-solidity-what-is-the-purpose-of-the-memory-keyword) - [getStorageAt](https://docs.ethers.io/v5/api/providers/provider/#Provider-getStorageAt) ## Gas Optimizations using Storage Knowledge @@ -1167,13 +1167,13 @@ yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomic ## Implementing Chainlink VRF - The Request ## Implementing Chainlink VRF - The FulFill ### Modulo -- [Modulo](https://docs.soliditylang.org/en/v0.8.13/types.html?highlight=modulo#modulo) +- [Modulo](https://docs.soliditylang.org/en/latest/types.html?highlight=modulo#modulo) ## Introduction to Chainlink Keepers - [Chainlink Keepers Docs](https://docs.chain.link/docs/chainlink-keepers/introduction/) - [Chainlink Keepers Walkthrough](https://www.youtube.com/watch?v=-Wkw5JVQGUo) ## Implementing Chainlink Keepers - checkUpkeep ### Enums -- [Enum](https://docs.soliditylang.org/en/v0.8.13/structure-of-a-contract.html?highlight=enum#enum-types) +- [Enum](https://docs.soliditylang.org/en/latest/structure-of-a-contract.html?highlight=enum#enum-types) ## Implementing Chainlink Keepers - checkUpkeep continued - block.timestamp ## Implementing Chainlink Keepers - performUpkeep @@ -1418,14 +1418,14 @@ yarn create next-app . - [base64-sol](https://www.npmjs.com/package/base64-sol/v/1.0.1) ## Advanced: EVM Opcodes, Encoding, and Calling ### abi.encode & abi.encodePacked -- [abi.encode](https://docs.soliditylang.org/en/v0.8.14/cheatsheet.html?highlight=cheatsheet#global-variables) -- [abi.encodePacked](https://docs.soliditylang.org/en/v0.8.14/cheatsheet.html?highlight=cheatsheet#global-variables) +- [abi.encode](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) +- [abi.encodePacked](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) Thanks to [Alex Roan](https://twitter.com/alexroan) for his help on this session! - [Example Contract Creation Transaction](https://rinkeby.etherscan.io/tx/0x924f592458b0e37ee17024f9c826b97697455cd97f6946b802bc42296e77ae43) What REALLY is the ABI? - [EVM Opcodes](https://www.evm.codes/) - [More EVM Opcodes](https://github.com/crytic/evm-opcodes) -- [Solidity Cheatsheet](https://docs.soliditylang.org/en/v0.8.13/cheatsheet.html?highlight=encodewithsignature) +- [Solidity Cheatsheet](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=encodewithsignature) - [abi.encode vs abi.encodePacked](https://ethereum.stackexchange.com/questions/91826/why-are-there-two-methods-encoding-arguments-abi-encode-and-abi-encodepacked) ### Introduction to Encoding Function Calls Directly ### Introduction to Encoding Function Calls Recap From c627a9f4009fac1bce03f17e65159c32d4c9cf88 Mon Sep 17 00:00:00 2001 From: Rowin van Amsterdam <33234293+RvanAmsterdam@users.noreply.github.com> Date: Fri, 12 Aug 2022 17:38:30 +0200 Subject: [PATCH 13/31] Updated lesson7 with note for TypeScript Added a small note to define blockConfirmations inside the `helper-hardhat-config.ts` file when using TypeScript. See [issue#1707](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/issues/1707) --- README.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/README.md b/README.md index c4681ff7..325e731d 100644 --- a/README.md +++ b/README.md @@ -1030,6 +1030,9 @@ yarn add --dev @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node @ ## Testnet Demo - Hardhat Fund Me *[โŒจ๏ธ (10:55:45) Testnet Demo - Hardhat Fund Me](https://youtu.be/gyMwXuJrbJQ?t=39345)* - Hardhat Deploy Block Confirmations +### TypeScript +- [Code file](https://github.com/PatrickAlphaC/hardhat-fund-me-fcc/blob/84271e7002e55d86c90b26466ff27bc067f25de0/deploy/01-deploy-fund-me.ts#L29) (TypeScript edition) +- Define blockConfirmations in the `helper-hardhat-config.ts` file instead of `hardhat-config.js`. ## Solidity Style Guide *[โŒจ๏ธ (11:00:10) Solidity Style Guide](https://youtu.be/gyMwXuJrbJQ?t=39610)* - [Style Guide](https://docs.soliditylang.org/en/v0.8.15/style-guide.html) From b8e575efd0ce9946784dbda383288f2f1ad6c17a Mon Sep 17 00:00:00 2001 From: Rohit Kumar Suman <99113868+RohitKS7@users.noreply.github.com> Date: Tue, 16 Aug 2022 13:30:09 +0530 Subject: [PATCH 14/31] CONTRIBUTING.md added A guide to navigate new users and contributors to "how to contribute on this repo." --- CONTRIBUTING.md | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 CONTRIBUTING.md diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md new file mode 100644 index 00000000..9a9e63f2 --- /dev/null +++ b/CONTRIBUTING.md @@ -0,0 +1,35 @@ +# How do I make a contribution? + +Never made an open source contribution before? Wondering how contributions work in the in our project? Here's a quick rundown! + +- Find an issue that you are interested in addressing or a feature that you would like to add. + +- Fork the repository associated with the issue to your local GitHub organization. This means that you will have a copy of the repository under `your-GitHub-username/repository-name`. + +- Clone the repository to your local machine using `git clone https://github.com/github-username/repository-name.git`. + +- Create a new branch for your fix using `git checkout -b branch-name-here`. + +- Make the appropriate changes for the issue you are trying to address or the feature that you want to add. + +- Use `git add insert-paths-of-changed-files-here` to add the file contents of the changed files to the "snapshot" git uses to manage the state of the project, also known as the index. + +- Use `git commit -m "Insert a short message of the changes made here"` to store the contents of the index with a descriptive message. + +- Push the changes to the remote repository using `git push origin branch-name-here`. + +- Submit a pull request to the upstream repository. + +- Title the pull request with a short description of the changes made and the issue or bug number associated with your change. For example, you can title an issue like so **"Added more log outputting to resolve #4352"**. + +- In the description of the pull request, explain the changes that you made, any issues you think exist with the pull request you made, and any questions you have for the maintainer. It's OK if your pull request is not perfect (no pull request is), the reviewer will be able to help you fix any problems and improve it! + +- Wait for the pull request to be reviewed by a maintainer. + +- Make changes to the pull request if the reviewing maintainer recommends them. + +- Celebrate your success after your pull request is merged! + +# Where can I go for help? + +If you need help, you can ask questions on our **discussions** tab. From e150abc95af87c4bc6884bc0679c509fabbb55f2 Mon Sep 17 00:00:00 2001 From: Rohit Kumar Suman <99113868+RohitKS7@users.noreply.github.com> Date: Tue, 16 Aug 2022 13:33:22 +0530 Subject: [PATCH 15/31] Code Of Conduct --- CODE_OF_CONDUCT.md | 128 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 CODE_OF_CONDUCT.md diff --git a/CODE_OF_CONDUCT.md b/CODE_OF_CONDUCT.md new file mode 100644 index 00000000..18c91471 --- /dev/null +++ b/CODE_OF_CONDUCT.md @@ -0,0 +1,128 @@ +# Contributor Covenant Code of Conduct + +## Our Pledge + +We as members, contributors, and leaders pledge to make participation in our +community a harassment-free experience for everyone, regardless of age, body +size, visible or invisible disability, ethnicity, sex characteristics, gender +identity and expression, level of experience, education, socio-economic status, +nationality, personal appearance, race, religion, or sexual identity +and orientation. + +We pledge to act and interact in ways that contribute to an open, welcoming, +diverse, inclusive, and healthy community. + +## Our Standards + +Examples of behavior that contributes to a positive environment for our +community include: + +* Demonstrating empathy and kindness toward other people +* Being respectful of differing opinions, viewpoints, and experiences +* Giving and gracefully accepting constructive feedback +* Accepting responsibility and apologizing to those affected by our mistakes, + and learning from the experience +* Focusing on what is best not just for us as individuals, but for the + overall community + +Examples of unacceptable behavior include: + +* The use of sexualized language or imagery, and sexual attention or + advances of any kind +* Trolling, insulting or derogatory comments, and personal or political attacks +* Public or private harassment +* Publishing others' private information, such as a physical or email + address, without their explicit permission +* Other conduct which could reasonably be considered inappropriate in a + professional setting + +## Enforcement Responsibilities + +Community leaders are responsible for clarifying and enforcing our standards of +acceptable behavior and will take appropriate and fair corrective action in +response to any behavior that they deem inappropriate, threatening, offensive, +or harmful. + +Community leaders have the right and responsibility to remove, edit, or reject +comments, commits, code, wiki edits, issues, and other contributions that are +not aligned to this Code of Conduct, and will communicate reasons for moderation +decisions when appropriate. + +## Scope + +This Code of Conduct applies within all community spaces, and also applies when +an individual is officially representing the community in public spaces. +Examples of representing our community include using an official e-mail address, +posting via an official social media account, or acting as an appointed +representative at an online or offline event. + +## Enforcement + +Instances of abusive, harassing, or otherwise unacceptable behavior may be +reported to the community leaders responsible for enforcement at +. +All complaints will be reviewed and investigated promptly and fairly. + +All community leaders are obligated to respect the privacy and security of the +reporter of any incident. + +## Enforcement Guidelines + +Community leaders will follow these Community Impact Guidelines in determining +the consequences for any action they deem in violation of this Code of Conduct: + +### 1. Correction + +**Community Impact**: Use of inappropriate language or other behavior deemed +unprofessional or unwelcome in the community. + +**Consequence**: A private, written warning from community leaders, providing +clarity around the nature of the violation and an explanation of why the +behavior was inappropriate. A public apology may be requested. + +### 2. Warning + +**Community Impact**: A violation through a single incident or series +of actions. + +**Consequence**: A warning with consequences for continued behavior. No +interaction with the people involved, including unsolicited interaction with +those enforcing the Code of Conduct, for a specified period of time. This +includes avoiding interactions in community spaces as well as external channels +like social media. Violating these terms may lead to a temporary or +permanent ban. + +### 3. Temporary Ban + +**Community Impact**: A serious violation of community standards, including +sustained inappropriate behavior. + +**Consequence**: A temporary ban from any sort of interaction or public +communication with the community for a specified period of time. No public or +private interaction with the people involved, including unsolicited interaction +with those enforcing the Code of Conduct, is allowed during this period. +Violating these terms may lead to a permanent ban. + +### 4. Permanent Ban + +**Community Impact**: Demonstrating a pattern of violation of community +standards, including sustained inappropriate behavior, harassment of an +individual, or aggression toward or disparagement of classes of individuals. + +**Consequence**: A permanent ban from any sort of public interaction within +the community. + +## Attribution + +This Code of Conduct is adapted from the [Contributor Covenant][homepage], +version 2.0, available at +https://www.contributor-covenant.org/version/2/0/code_of_conduct.html. + +Community Impact Guidelines were inspired by [Mozilla's code of conduct +enforcement ladder](https://github.com/mozilla/diversity). + +[homepage]: https://www.contributor-covenant.org + +For answers to common questions about this code of conduct, see the FAQ at +https://www.contributor-covenant.org/faq. Translations are available at +https://www.contributor-covenant.org/translations. From d0bfbee0ace078eebc44f331cf23092cb0d0b466 Mon Sep 17 00:00:00 2001 From: RohitSingh107 <64142943+RohitSingh107@users.noreply.github.com> Date: Sat, 20 Aug 2022 15:35:20 +0530 Subject: [PATCH 16/31] Corrected Hardhat Discord Link MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hardhatt discord link was pointing to Ethereum Python Community, so I fixed it also added the correct Hardhat discord link. ๐Ÿ˜Š --- README.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index c4681ff7..e834a1c2 100644 --- a/README.md +++ b/README.md @@ -1637,7 +1637,8 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi ### Community - [Twitter](https://twitter.com/PatrickAlphaC) -- [Hardhat Discord](https://discord.gg/9zk7snTfWe) +- [Hardhat Discord](https://hardhat.org/discord) +- [Ethereum Python Community Discord](https://discord.gg/9zk7snTfWe) - [Chainlink Discord](https://discord.gg/2YHSAey) - [Ethereum Discord](https://ethereum.org/en/) - [Reddit ethdev](https://www.reddit.com/r/ethdev/) From c2ae3d7e4ecd97679a1345daab42a53e4b6504a7 Mon Sep 17 00:00:00 2001 From: pinajmr Date: Tue, 23 Aug 2022 11:19:03 -0400 Subject: [PATCH 17/31] updating broken link --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index c4681ff7..4a1499a6 100644 --- a/README.md +++ b/README.md @@ -1602,7 +1602,7 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi - [Eth-Security-ToolBox](https://github.com/trailofbits/eth-security-toolbox) ## Closing Thoughts - [Best Practices](https://consensys.github.io/smart-contract-best-practices/) -- [Attacks](https://consensys.github.io/smart-contract-best-practices/known_attacks/) +- [Attacks](https://consensys.github.io/smart-contract-best-practices/attacks/) - [Oracle Attacks](https://hackernoon.com/how-dollar100m-got-stolen-from-defi-in-2021-price-oracle-manipulation-and-flash-loan-attacks-explained-3n6q33r1) - [Re-entrancy Attacks](https://quantstamp.com/blog/what-is-a-re-entrancy-attack) - [Damn Vulnerable Defi](https://www.damnvulnerabledefi.xyz/) From 2a308fcea37fcc57c47abb89a5cc821d92d95e2c Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Sun, 28 Aug 2022 00:36:34 +0300 Subject: [PATCH 18/31] Update chronological-updates.md --- chronological-updates.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/chronological-updates.md b/chronological-updates.md index acebdfcc..cc4be87d 100644 --- a/chronological-updates.md +++ b/chronological-updates.md @@ -95,6 +95,18 @@ It's _roughly_ similar to the options in our video, but you can just pick the `J [You can read more about the changes here.](https://twitter.com/HardhatHQ/status/1545124474470760449) +---------- + +# Lesson 7 + +## New Hardhat Setup + +As the previous section has highlighted, changes in the hardhat version changed the hardhat startup menu. You can choose to go with the new menu but if you feel lost and still want to access the old one used in the video, you can do so by installing `hardhat v2.9.3` + +Run `yarn add --dev hardhat@2.9.3` + +--------- + # Lesson 9 ## Keepers new UI From 1a45d92dbe5b626124e1d87b0f400e480d40ace0 Mon Sep 17 00:00:00 2001 From: PatrickAlphac <54278053+PatrickAlphaC@users.noreply.github.com> Date: Thu, 15 Sep 2022 20:39:55 -0400 Subject: [PATCH 19/31] goerli update --- README.md | 35 +++++++++++++---------------------- 1 file changed, 13 insertions(+), 22 deletions(-) diff --git a/README.md b/README.md index b6e95c8b..3c05aaee 100644 --- a/README.md +++ b/README.md @@ -1,13 +1,3 @@ - - - - # Web3, Full Stack Solidity, Smart Contract & Blockchain - Beginner to Expert ULTIMATE Course | Javascript Edition @@ -25,12 +15,14 @@ Welcome to the repository for the Ultimate Web3, Full Stack Solidity, and Smart All code references have both a javascript and a typescript edition. -Recommended Testnet: Rinkeby +Recommended Testnet: Goerli + +*We have updated the repos to work with Goerli due to Rinkeby and Kovan being sunset. Let us know if any of the changes break stuff!* # [Testnet Faucets](https://faucets.chain.link) Main Faucet: https://faucets.chain.link -Backup Faucet: https://rinkebyfaucet.com/ +Backup Faucet: https://goerlifaucet.com/ > โš ๏ธ All code associated with this course is for demo purposes only. They have not been audited and should not be considered production ready. Please use at your own risk. @@ -308,7 +300,7 @@ Backup Faucet: https://rinkebyfaucet.com/
  • Raffle.sol Staging Tests
  • Testing on a Testnet
  • Conclusion
    • @@ -579,11 +571,10 @@ Backup Faucet: https://rinkebyfaucet.com/ - [What is a Private Key?](https://www.coinbase.com/learn/crypto-basics/what-is-a-private-key) - [What is a Secret Phrase?](https://metamask.zendesk.com/hc/en-us/articles/360060826432-What-is-a-Secret-Recovery-Phrase-and-how-to-keep-your-crypto-wallet-secure) - [Etherscan](https://etherscan.io/) -- [Rinkeby Etherscan](https://rinkeby.etherscan.io/) -- [Kovan Etherscan](https://kovan.etherscan.io/) -- Rinkeby Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#rinkeby)) - - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#rinkeby). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. -- OR, use the [Kovan ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to kovan! +- [Goerli Etherscan](https://goerli.etherscan.io/) +- Goerli Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#goerli)) + - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#goerli). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. +- OR, use the [Goerli ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to goerli! ## Gas I: Introduction to Gas - [Gas and Gas Fees](https://ethereum.org/en/developers/docs/gas/) @@ -681,7 +672,7 @@ Backup Faucet: https://rinkebyfaucet.com/ ## Deploying your First Contract - A testnet or mainnet - Connecting Metamask -- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#rinkeby) +- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#goerli) - See the faucets at the top of this readme! - Interacting with Deployed Contracts @@ -1201,7 +1192,7 @@ yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomic ### Continued IV ## Raffle.sol Staging Tests ## Testing on a Testnet -### Recommended LINK amounts for Rinkeby Staging Test: +### Recommended LINK amounts for Goerli Staging Test: - Chainlink VRF: 2 LINK - Chainlink Keepers: 8 LINK ## Conclusion @@ -1356,7 +1347,7 @@ yarn create next-app . - [DAI](https://makerdao.com/en/) - [Uniswap](https://app.uniswap.org/) ## WETH - Wrapped ETH -- [WETH Token Rinkeby Etherscan](https://rinkeby.etherscan.io/token/0xc778417e063141139fce010982780140aa0cd5ab#writeContract) +- [WETH Token Goerli Etherscan](https://goerli.etherscan.io/token/0x8b7fb00abb67ba04ce894b9e2769fe24a8409a6a) - [WETH Token Mainnet](https://etherscan.io/token/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) ## Forking Mainnet - [Mainnet Forking](https://hardhat.org/hardhat-network/guides/mainnet-forking.html) @@ -1424,7 +1415,7 @@ yarn create next-app . - [abi.encode](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) - [abi.encodePacked](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) Thanks to [Alex Roan](https://twitter.com/alexroan) for his help on this session! -- [Example Contract Creation Transaction](https://rinkeby.etherscan.io/tx/0x924f592458b0e37ee17024f9c826b97697455cd97f6946b802bc42296e77ae43) +- [Example Contract Creation Transaction](https://etherscan.io/tx/0x112133a0a74af775234c077c397c8b75850ceb61840b33b23ae06b753da40490) What REALLY is the ABI? - [EVM Opcodes](https://www.evm.codes/) - [More EVM Opcodes](https://github.com/crytic/evm-opcodes) From 68f1e7543ad16f557db2bbded70258ac0e225e41 Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Tue, 27 Sep 2022 16:18:55 +0100 Subject: [PATCH 20/31] Update CONTRIBUTING.md Made a few subtle changes to the sentence structure --- CONTRIBUTING.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 9a9e63f2..eabb0e18 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -1,12 +1,12 @@ # How do I make a contribution? -Never made an open source contribution before? Wondering how contributions work in the in our project? Here's a quick rundown! +Never made an open source contribution before? Wondering how contributions work in this project? Here's a quick rundown! -- Find an issue that you are interested in addressing or a feature that you would like to add. +- Find an issue that you want to address or a feature that you would like to add. - Fork the repository associated with the issue to your local GitHub organization. This means that you will have a copy of the repository under `your-GitHub-username/repository-name`. -- Clone the repository to your local machine using `git clone https://github.com/github-username/repository-name.git`. +- Clone the forked repository to your local machine using `git clone https://github.com/github-username/repository-name.git`. - Create a new branch for your fix using `git checkout -b branch-name-here`. From 1bc47066ab964d3093404d7c336fbc10ef5e07f9 Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Sat, 8 Oct 2022 09:14:56 +0100 Subject: [PATCH 21/31] Update CONTRIBUTING.md MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: AN โฆ <108299225+krakxn@users.noreply.github.com> --- CONTRIBUTING.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index eabb0e18..4c9b47e3 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -1,6 +1,6 @@ # How do I make a contribution? -Never made an open source contribution before? Wondering how contributions work in this project? Here's a quick rundown! +Never made an open-source contribution before? Wondering how contributions work in this project? Here's a quick run-down! - Find an issue that you want to address or a feature that you would like to add. From fa6943a6aa9af93547654b3f644b22e188c65b46 Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Sat, 8 Oct 2022 09:15:21 +0100 Subject: [PATCH 22/31] Update CONTRIBUTING.md MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: AN โฆ <108299225+krakxn@users.noreply.github.com> --- CONTRIBUTING.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 4c9b47e3..7f7643e7 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -2,7 +2,7 @@ Never made an open-source contribution before? Wondering how contributions work in this project? Here's a quick run-down! -- Find an issue that you want to address or a feature that you would like to add. +- Find an issue that you want to address or a feature that you want to add. - Fork the repository associated with the issue to your local GitHub organization. This means that you will have a copy of the repository under `your-GitHub-username/repository-name`. From 204fd90e9d87489e123a6a27acb4d5a70054e9bc Mon Sep 17 00:00:00 2001 From: othaime-en <61498231+othaime-en@users.noreply.github.com> Date: Sat, 8 Oct 2022 09:48:40 +0100 Subject: [PATCH 23/31] Update CONTRIBUTING.md MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: AN โฆ <108299225+krakxn@users.noreply.github.com> --- CONTRIBUTING.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 7f7643e7..a382e8b1 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -6,9 +6,9 @@ Never made an open-source contribution before? Wondering how contributions work - Fork the repository associated with the issue to your local GitHub organization. This means that you will have a copy of the repository under `your-GitHub-username/repository-name`. -- Clone the forked repository to your local machine using `git clone https://github.com/github-username/repository-name.git`. +- Clone the forked repository to your local machine using `git clone https://github.com/github-username/repository-name.git`. E.g. for a repo named "xyzRepo", the user can run https://github.com/github-username/xyzRepo.git. -- Create a new branch for your fix using `git checkout -b branch-name-here`. +- Create a new branch for your fix using `git checkout -b branch-name-here`. E.g `git checkout -b main` - Make the appropriate changes for the issue you are trying to address or the feature that you want to add. From a4d0395452d36523d6ec32608ba67284cd9d7ac2 Mon Sep 17 00:00:00 2001 From: santipu Date: Mon, 24 Oct 2022 18:44:27 +0200 Subject: [PATCH 24/31] changed link to WETH goerli token, the previous one was wrong --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index 3c05aaee..fa75504e 100644 --- a/README.md +++ b/README.md @@ -1347,7 +1347,7 @@ yarn create next-app . - [DAI](https://makerdao.com/en/) - [Uniswap](https://app.uniswap.org/) ## WETH - Wrapped ETH -- [WETH Token Goerli Etherscan](https://goerli.etherscan.io/token/0x8b7fb00abb67ba04ce894b9e2769fe24a8409a6a) +- [WETH Token Goerli Etherscan](https://goerli.etherscan.io/token/0xb4fbf271143f4fbf7b91a5ded31805e42b2208d6) - [WETH Token Mainnet](https://etherscan.io/token/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) ## Forking Mainnet - [Mainnet Forking](https://hardhat.org/hardhat-network/guides/mainnet-forking.html) From ad43342cd0e06634c8c1f0db50c707de644369ee Mon Sep 17 00:00:00 2001 From: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com> Date: Tue, 29 Nov 2022 16:07:50 -0500 Subject: [PATCH 25/31] Update README.md --- README.md | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/README.md b/README.md index 3c05aaee..3bbeb8ad 100644 --- a/README.md +++ b/README.md @@ -1442,6 +1442,15 @@ Extra credit: *[โŒจ๏ธ (23:37:03) Lesson 15: NextJS NFT Marketplace (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=85023s)* +## Large Update, please read + +Moralis has recently updated to a self-hosted server over their own server. For this, you can do one of the following: +- [Learn how to run one yourself](https://www.youtube.com/watch?v=9GtysZs-FrA) +- Follow along to learn the concepts of this more interactive app, without actually coding along +- Skip to the section where we interact with the graph + +TL;DR: TheGraph code should work exactly the same as the video, however the Moralis code will not. + ๐Ÿ’ป Code: - Backend (Contracts): https://github.com/PatrickAlphaC/hardhat-nft-marketplace-fcc - Frontend (Moralis Indexer): https://github.com/PatrickAlphaC/nextjs-nft-marketplace-moralis-fcc From 81cff004ca84a8459d455d514abd77a5c7dd45c8 Mon Sep 17 00:00:00 2001 From: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com> Date: Tue, 29 Nov 2022 16:08:27 -0500 Subject: [PATCH 26/31] Update chronological-updates.md --- chronological-updates.md | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/chronological-updates.md b/chronological-updates.md index cc4be87d..ce8192d2 100644 --- a/chronological-updates.md +++ b/chronological-updates.md @@ -173,6 +173,14 @@ and not - Remember if you are using gitpod then you cannot connect your local hardhat node with metamask. To resolve this you can use vs code or testnets instead of local node. +# Large Update, please read +Moralis has recently updated to a self-hosted server over their own server. For this, you can do one of the following: + +- Learn how to run one yourself +- Follow along to learn the concepts of this more interactive app, without actually coding along +- Skip to the section where we interact with the graph + +TL;DR: TheGraph code should work exactly the same as the video, however the Moralis code will not. -------- From d586525a859ea632ebd5fc61733b3b4d65961363 Mon Sep 17 00:00:00 2001 From: Akash Uday <84433561+akashgreninja@users.noreply.github.com> Date: Sun, 4 Dec 2022 12:56:06 +0530 Subject: [PATCH 27/31] Update README.md --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 3bbeb8ad..7a42397f 100644 --- a/README.md +++ b/README.md @@ -20,9 +20,9 @@ Recommended Testnet: Goerli *We have updated the repos to work with Goerli due to Rinkeby and Kovan being sunset. Let us know if any of the changes break stuff!* # [Testnet Faucets](https://faucets.chain.link) -Main Faucet: https://faucets.chain.link +Main Faucet: https://faucets.chain.link +Backup Faucet: https://goerlifaucet.com/ -Backup Faucet: https://goerlifaucet.com/ > โš ๏ธ All code associated with this course is for demo purposes only. They have not been audited and should not be considered production ready. Please use at your own risk. From e465e604b71ae0ff770c8046b52d1ffd43ddebc3 Mon Sep 17 00:00:00 2001 From: PatrickAlphac <54278053+PatrickAlphaC@users.noreply.github.com> Date: Mon, 13 Mar 2023 23:27:40 -0400 Subject: [PATCH 28/31] updated for sepolia --- README.md | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) diff --git a/README.md b/README.md index c9c4b0d4..0c38a5be 100644 --- a/README.md +++ b/README.md @@ -15,14 +15,13 @@ Welcome to the repository for the Ultimate Web3, Full Stack Solidity, and Smart All code references have both a javascript and a typescript edition. -Recommended Testnet: Goerli +Recommended Testnet: Sepolia -*We have updated the repos to work with Goerli due to Rinkeby and Kovan being sunset. Let us know if any of the changes break stuff!* +*We have updated the repos to work with Sepolia due to Rinkeby and Kovan being sunset, and Goerli being a disaster. Let us know if any of the changes break stuff!* # [Testnet Faucets](https://faucets.chain.link) Main Faucet: https://faucets.chain.link -Backup Faucet: https://goerlifaucet.com/ - +Backup Faucet: https://sepoliafaucet.com/ > โš ๏ธ All code associated with this course is for demo purposes only. They have not been audited and should not be considered production ready. Please use at your own risk. @@ -300,7 +299,7 @@ Backup Faucet: https://goer
  • Raffle.sol Staging Tests
  • Testing on a Testnet
  • Conclusion
    • @@ -575,10 +574,10 @@ Backup Faucet: https://goer - [What is a Private Key?](https://www.coinbase.com/learn/crypto-basics/what-is-a-private-key) - [What is a Secret Phrase?](https://metamask.zendesk.com/hc/en-us/articles/360060826432-What-is-a-Secret-Recovery-Phrase-and-how-to-keep-your-crypto-wallet-secure) - [Etherscan](https://etherscan.io/) -- [Goerli Etherscan](https://goerli.etherscan.io/) -- Goerli Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#goerli)) - - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#goerli). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. -- OR, use the [Goerli ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to goerli! +- [Sepolia Etherscan](https://sepolia.etherscan.io/) +- Sepolia Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia)) + - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. +- OR, use the [Sepolia ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to Sepolia! ## Gas I: Introduction to Gas *[โŒจ๏ธ (00:58:59) Gas I: Introduction to Gas](https://youtu.be/gyMwXuJrbJQ?t=3539)* @@ -691,7 +690,7 @@ Backup Faucet: https://goer *[โŒจ๏ธ (02:53:38) Deploying your First Contract](https://youtu.be/gyMwXuJrbJQ?t=10418)* - A testnet or mainnet - Connecting Metamask -- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#goerli) +- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#Sepolia) - See the faucets at the top of this readme! - Interacting with Deployed Contracts @@ -1217,7 +1216,7 @@ yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomic ### Continued IV ## Raffle.sol Staging Tests ## Testing on a Testnet -### Recommended LINK amounts for Goerli Staging Test: +### Recommended LINK amounts for Sepolia Staging Test: - Chainlink VRF: 2 LINK - Chainlink Keepers: 8 LINK ## Conclusion @@ -1372,7 +1371,7 @@ yarn create next-app . - [DAI](https://makerdao.com/en/) - [Uniswap](https://app.uniswap.org/) ## WETH - Wrapped ETH -- [WETH Token Goerli Etherscan](https://goerli.etherscan.io/token/0xb4fbf271143f4fbf7b91a5ded31805e42b2208d6) +- [WETH Token Sepolia Etherscan](https://sepolia.etherscan.io/address/0xdd13E55209Fd76AfE204dBda4007C227904f0a81) - [WETH Token Mainnet](https://etherscan.io/token/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) ## Forking Mainnet - [Mainnet Forking](https://hardhat.org/hardhat-network/guides/mainnet-forking.html) From ef4b66a380b386651c695e3fc771f2c2e3e45a95 Mon Sep 17 00:00:00 2001 From: Jacob Willemsma Date: Thu, 31 Aug 2023 15:20:46 -0400 Subject: [PATCH 29/31] Update ETHGlobal and ETHIndia branding & websites (#6079) --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 0c38a5be..9d767ed6 100644 --- a/README.md +++ b/README.md @@ -1673,8 +1673,8 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi ### Hackathons - [CL Hackathon](https://chain.link/hackathon) -- [ETH Global](https://ethglobal.co/) -- [ETH India](https://twitter.com/ETHIndiaco) +- [ETHGlobal](https://ethglobal.com/) +- [ETHIndia](https://ethindia.co/) Be sure to check out project grant programs! From d9c9731365f230829b159fb23fe5be4a692f8f7c Mon Sep 17 00:00:00 2001 From: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com> Date: Thu, 16 May 2024 23:41:36 -0400 Subject: [PATCH 30/31] Update README.md --- README.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/README.md b/README.md index 9d767ed6..d8cc7e4c 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,7 @@ +# Update: Head to Cyfrin Updraft + +> **โ„น๏ธ Important:** This repo is no longer maintained; we invite all people learning Solidity to head to [Cyfrin Updraft](https://updraft.cyfrin.io/)! The 100% free #1 smart contract education platform on earth. Developed with love by Patrick & Cyfrin <3 + # Web3, Full Stack Solidity, Smart Contract & Blockchain - Beginner to Expert ULTIMATE Course | Javascript Edition From 6164a2ad81d6a5ace99ffe355120a7204f11cc3b Mon Sep 17 00:00:00 2001 From: Zubin Pratap Date: Thu, 23 May 2024 17:33:25 +1000 Subject: [PATCH 31/31] Flesh out notice that repo is no longer maintained --- README.md | 993 ++++++++++++++++++++++++++++++++++++++++-------------- 1 file changed, 737 insertions(+), 256 deletions(-) diff --git a/README.md b/README.md index d8cc7e4c..785d079f 100644 --- a/README.md +++ b/README.md @@ -1,7 +1,8 @@ # Update: Head to Cyfrin Updraft -> **โ„น๏ธ Important:** This repo is no longer maintained; we invite all people learning Solidity to head to [Cyfrin Updraft](https://updraft.cyfrin.io/)! The 100% free #1 smart contract education platform on earth. Developed with love by Patrick & Cyfrin <3 - +> **โ„น๏ธ Important:** +> This repo is no longer actively maintained as there have been changes in Hardhat tooling. The video is out of sync with the code, and you can still follow along with the video, but you will likely need to troubleshoot the changes in the tooling and dependencies. Note also that best practices have evolved since this video was made. +> If you'd like to continue your training with more up-to-date material, you can take a look at [Cyfrin Updraft](https://updraft.cyfrin.io/). That content is developed with love by Patrick & Cyfrin <3. However note that Cyfrin Updraft training uses Foundry, not Hardhat, so there will be tooling changes involved. # Web3, Full Stack Solidity, Smart Contract & Blockchain - Beginner to Expert ULTIMATE Course | Javascript Edition @@ -21,25 +22,25 @@ All code references have both a javascript and a typescript edition. Recommended Testnet: Sepolia -*We have updated the repos to work with Sepolia due to Rinkeby and Kovan being sunset, and Goerli being a disaster. Let us know if any of the changes break stuff!* +_We have updated the repos to work with Sepolia due to Rinkeby and Kovan being sunset, and Goerli being a disaster. Let us know if any of the changes break stuff!_ # [Testnet Faucets](https://faucets.chain.link) + Main Faucet: https://faucets.chain.link Backup Faucet: https://sepoliafaucet.com/ -> โš ๏ธ All code associated with this course is for demo purposes only. They have not been audited and should not be considered production ready. Please use at your own risk. +> โš ๏ธ All code associated with this course is for demo purposes only. They have not been audited and should not be considered production ready. Please use at your own risk. # Resources For This Course ### Questions -- [Github Discussions](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/discussions) - - Ask questions and chat about the course here! -- [Stack Exchange Ethereum](https://ethereum.stackexchange.com/) - - Great place for asking technical questions about Ethereum -- [StackOverflow](https://stackoverflow.com/) - - Great place for asking technical questions overall - +- [Github Discussions](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/discussions) + - Ask questions and chat about the course here! +- [Stack Exchange Ethereum](https://ethereum.stackexchange.com/) + - Great place for asking technical questions about Ethereum +- [StackOverflow](https://stackoverflow.com/) + - Great place for asking technical questions overall # Table of Contents @@ -520,33 +521,42 @@ Backup Faucet: https://sepo # Lesson 0: The Edge of the Rabbit Hole + ## Welcome to the course! -*[โŒจ๏ธ (00:00:00) Lesson 0: Welcome To Blockchain](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=0s)* -## Best Practices + +_[โŒจ๏ธ (00:00:00) Lesson 0: Welcome To Blockchain](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=0s)_ + +## Best Practices + - **Follow the repository:** While going through the course be 100% certain to follow along with the github repository. If you run into in an issue check the chronological-updates in the repo. - **Be Active in the community:** Ask questions and engage with other developers going through the course in the discussions tab, be sure to go and say hello or gm! This space is different from the other industries, you don't have to be secretive; communicate, network and learn with others :) - **Learn at your own pace:** It doesn't matter if it takes you a day, a week, a month or even a year. Progress >>> Perfection -- **Take Breaks:** You will exhaust your mind and recall less if you go all out and watch the entire course in one sitting. +- **Take Breaks:** You will exhaust your mind and recall less if you go all out and watch the entire course in one sitting. **Suggested Strategy** every 25 minutes take a 5 min break, and every 2 hours take a longer 30 min break - **Refer to Documentation:** Things are constantly being updated, so whenever Patrick opens up some documentation, open it your end and maybe even have the code sample next to you. # Lesson 1: Blockchain Basics -*[โŒจ๏ธ (00:09:05) Lesson 1: Blockchain Basics](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=545s)* -## What is a Blockchain? What does a blockchain do? -- [Bitcoin Whitepaper](https://bitcoin.org/bitcoin.pdf) - - [Satoshi Nakamoto](https://en.wikipedia.org/wiki/Satoshi_Nakamoto) -- [Ethereum Whitepaper](https://ethereum.org/en/whitepaper/) - - [Vitalik Buterin](https://en.wikipedia.org/wiki/Vitalik_Buterin) -- [What is a Smart Contract?](https://chain.link/education/smart-contracts) -- [Nick Szabo](https://en.wikipedia.org/wiki/Nick_Szabo) -- [Hybrid Smart Contracts](https://blog.chain.link/hybrid-smart-contracts-explained/) -- [Blockchain Oracles](https://betterprogramming.pub/what-is-a-blockchain-oracle-f5ccab8dbd72?source=friends_link&sk=d921a38466df8a9176ed8dd767d8c77d) -- [Terminology](https://connect.comptia.org/content/articles/blockchain-terminology) -- [Web3](https://en.wikipedia.org/wiki/Web3) -- [What is a blockchain](https://www.investopedia.com/terms/b/blockchain.asp) + +_[โŒจ๏ธ (00:09:05) Lesson 1: Blockchain Basics](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=545s)_ + +## What is a Blockchain? What does a blockchain do? + +- [Bitcoin Whitepaper](https://bitcoin.org/bitcoin.pdf) + - [Satoshi Nakamoto](https://en.wikipedia.org/wiki/Satoshi_Nakamoto) +- [Ethereum Whitepaper](https://ethereum.org/en/whitepaper/) + - [Vitalik Buterin](https://en.wikipedia.org/wiki/Vitalik_Buterin) +- [What is a Smart Contract?](https://chain.link/education/smart-contracts) +- [Nick Szabo](https://en.wikipedia.org/wiki/Nick_Szabo) +- [Hybrid Smart Contracts](https://blog.chain.link/hybrid-smart-contracts-explained/) +- [Blockchain Oracles](https://betterprogramming.pub/what-is-a-blockchain-oracle-f5ccab8dbd72?source=friends_link&sk=d921a38466df8a9176ed8dd767d8c77d) +- [Terminology](https://connect.comptia.org/content/articles/blockchain-terminology) +- [Web3](https://en.wikipedia.org/wiki/Web3) +- [What is a blockchain](https://www.investopedia.com/terms/b/blockchain.asp) ## The Purpose Of Smart Contracts -*[โŒจ๏ธ (00:18:27) The Purpose of Smart Contracts](https://youtu.be/gyMwXuJrbJQ?t=1107)* + +_[โŒจ๏ธ (00:18:27) The Purpose of Smart Contracts](https://youtu.be/gyMwXuJrbJQ?t=1107)_ + - ๐ŸŽฅ [Original Video](https://www.youtube.com/watch?v=_JeRq7Gwj5Y&feature=youtu.be) - ๐Ÿฆฌ [My ETH Denver Talk](https://www.youtube.com/watch?v=06hXCX_jj2E) - ๐Ÿ” [McDonalds Scandal](https://www.chicagotribune.com/sns-mcdonalds-story.html) @@ -556,7 +566,9 @@ Backup Faucet: https://sepo - ๐Ÿ”ฎ [Chainlink & Oracles](https://www.youtube.com/watch?v=tIUHQ7sDoaU) ## Other Blockchain Benefits -*[โŒจ๏ธ (00:30:41) Other Blockchain Benefits](https://youtu.be/gyMwXuJrbJQ?t=1841)* + +_[โŒจ๏ธ (00:30:41) Other Blockchain Benefits](https://youtu.be/gyMwXuJrbJQ?t=1841)_ + - Decentralized - Transparency & Flexibility - Speed & Efficiency @@ -565,7 +577,9 @@ Backup Faucet: https://sepo - Trust Minimized Agreements ## What have Smart Contracts done so far? -*[โŒจ๏ธ (00:36:36) What have Smart Contracts done so far?](https://youtu.be/gyMwXuJrbJQ?t=2196)* + +_[โŒจ๏ธ (00:36:36) What have Smart Contracts done so far?](https://youtu.be/gyMwXuJrbJQ?t=2196)_ + - [DeFi](https://chain.link/education/defi) - [Defi Llama](https://defillama.com/) - [Why DeFi is Important](https://medium.com/the-capital/why-defi-1519cc4d4bd3) @@ -573,111 +587,139 @@ Backup Faucet: https://sepo - [NFTs](https://www.youtube.com/watch?v=9yuHz6g_P50) ## Making Your First Transaction -*[โŒจ๏ธ (00:39:17) Making Your First Transaction](https://youtu.be/gyMwXuJrbJQ?t=2357)* -- [Metamask Download Link](https://metamask.io/) - - [What is a Private Key?](https://www.coinbase.com/learn/crypto-basics/what-is-a-private-key) - - [What is a Secret Phrase?](https://metamask.zendesk.com/hc/en-us/articles/360060826432-What-is-a-Secret-Recovery-Phrase-and-how-to-keep-your-crypto-wallet-secure) -- [Etherscan](https://etherscan.io/) -- [Sepolia Etherscan](https://sepolia.etherscan.io/) -- Sepolia Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia)) - - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. -- OR, use the [Sepolia ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to Sepolia! + +_[โŒจ๏ธ (00:39:17) Making Your First Transaction](https://youtu.be/gyMwXuJrbJQ?t=2357)_ + +- [Metamask Download Link](https://metamask.io/) + - [What is a Private Key?](https://www.coinbase.com/learn/crypto-basics/what-is-a-private-key) + - [What is a Secret Phrase?](https://metamask.zendesk.com/hc/en-us/articles/360060826432-What-is-a-Secret-Recovery-Phrase-and-how-to-keep-your-crypto-wallet-secure) +- [Etherscan](https://etherscan.io/) +- [Sepolia Etherscan](https://sepolia.etherscan.io/) +- Sepolia Faucet (Check the [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia)) + - NOTE: The Chainlink documentation always has the most up to date faucets on their [link token contracts page](https://docs.chain.link/docs/link-token-contracts/#sepolia). If the faucet above is broken, check the chainlink documentation for the most up to date faucet. +- OR, use the [Sepolia ETH Faucet](https://faucets.chain.link/), just be sure to swap your metamask to Sepolia! ## Gas I: Introduction to Gas -*[โŒจ๏ธ (00:58:59) Gas I: Introduction to Gas](https://youtu.be/gyMwXuJrbJQ?t=3539)* -- [Gas and Gas Fees](https://ethereum.org/en/developers/docs/gas/) -- [Wei, Gwei, and Ether Converter](https://eth-converter.com/) -- [ETH Gas Station](https://ethgasstation.info/) + +_[โŒจ๏ธ (00:58:59) Gas I: Introduction to Gas](https://youtu.be/gyMwXuJrbJQ?t=3539)_ + +- [Gas and Gas Fees](https://ethereum.org/en/developers/docs/gas/) +- [Wei, Gwei, and Ether Converter](https://eth-converter.com/) +- [ETH Gas Station](https://ethgasstation.info/) ## How Do Blockchains Work? -*[โŒจ๏ธ (01:05:32) How Do Blockchains Work](https://youtu.be/gyMwXuJrbJQ?t=3932)* + +_[โŒจ๏ธ (01:05:32) How Do Blockchains Work](https://youtu.be/gyMwXuJrbJQ?t=3932)_ + - [What is a hash?](https://techjury.net/blog/what-is-cryptographic-hash/) - [Blockchain Demo](https://andersbrownworth.com/blockchain/) - [Summary](https://ethereum.org/en/developers/docs/intro-to-ethereum/) ## Signing Transactions -*[โŒจ๏ธ (01:22:55) Signing Transactions](https://youtu.be/gyMwXuJrbJQ?t=4975)* -- [Public / Private Keys](https://andersbrownworth.com/blockchain/public-private-keys/keys) -- [Layer 2 and Rollups](https://ethereum.org/en/developers/docs/scaling/layer-2-rollups/) -- [Decentralized Blockchain Oracles](https://blog.chain.link/what-is-the-blockchain-oracle-problem/) + +_[โŒจ๏ธ (01:22:55) Signing Transactions](https://youtu.be/gyMwXuJrbJQ?t=4975)_ + +- [Public / Private Keys](https://andersbrownworth.com/blockchain/public-private-keys/keys) +- [Layer 2 and Rollups](https://ethereum.org/en/developers/docs/scaling/layer-2-rollups/) +- [Decentralized Blockchain Oracles](https://blog.chain.link/what-is-the-blockchain-oracle-problem/) ## Gas II -*[โŒจ๏ธ (01:30:22) Gas II: Block Rewards & EIP 1559](https://youtu.be/gyMwXuJrbJQ?t=5422)* -- [Block Rewards](https://www.investopedia.com/terms/b/block-reward.asp) -- Advanced Gas - - [EIP 1559](https://www.youtube.com/watch?v=MGemhK9t44Q) - - GWEI, WEI, and ETH - - [ETH Converter](https://eth-converter.com/) + +_[โŒจ๏ธ (01:30:22) Gas II: Block Rewards & EIP 1559](https://youtu.be/gyMwXuJrbJQ?t=5422)_ + +- [Block Rewards](https://www.investopedia.com/terms/b/block-reward.asp) +- Advanced Gas + - [EIP 1559](https://www.youtube.com/watch?v=MGemhK9t44Q) + - GWEI, WEI, and ETH + - [ETH Converter](https://eth-converter.com/) + ## Gas II Summary -*[โŒจ๏ธ (01:36:44) Gas II Summary](https://youtu.be/gyMwXuJrbJQ?t=5804)* -- [Run Your Own Ethereum Node](https://geth.ethereum.org/docs/getting-started) + +_[โŒจ๏ธ (01:36:44) Gas II Summary](https://youtu.be/gyMwXuJrbJQ?t=5804)_ + +- [Run Your Own Ethereum Node](https://geth.ethereum.org/docs/getting-started) ## High-Level Blockchain Fundamentals -*[โŒจ๏ธ (01:39:32) High-Level Blockchain Fundamentals]https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=5972s()* -- [Consensus](https://wiki.polkadot.network/docs/learn-consensus) -- [Proof of Stake](https://ethereum.org/en/developers/docs/consensus-mechanisms/pos/) -- [Proof of Work](https://ethereum.org/en/developers/docs/consensus-mechanisms/pow/) -- [Nakamoto Consensus](https://blockonomi.com/nakamoto-consensus/) -- [Ethereum 2 (the merge)](https://ethereum.org/en/eth2/) -๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Blockchain Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ +_[โŒจ๏ธ (01:39:32) High-Level Blockchain Fundamentals]https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=5972s()_ + +- [Consensus](https://wiki.polkadot.network/docs/learn-consensus) +- [Proof of Stake](https://ethereum.org/en/developers/docs/consensus-mechanisms/pos/) +- [Proof of Work](https://ethereum.org/en/developers/docs/consensus-mechanisms/pow/) +- [Nakamoto Consensus](https://blockonomi.com/nakamoto-consensus/) +- [Ethereum 2 (the merge)](https://ethereum.org/en/eth2/) + +๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Blockchain Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ # Lesson 2: [Welcome to Remix! Simple Storage](https://github.com/PatrickAlphaC/simple-storage-fcc) -*[โŒจ๏ธ (02:01:16) Lesson 2: Welcome to Remix! Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=7276s)* +_[โŒจ๏ธ (02:01:16) Lesson 2: Welcome to Remix! Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=7276s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/simple-storage-fcc ## Introduction -*[โŒจ๏ธ (02:03:05) Introduction](https://youtu.be/gyMwXuJrbJQ?t=7385)* + +_[โŒจ๏ธ (02:03:05) Introduction](https://youtu.be/gyMwXuJrbJQ?t=7385)_ + - [Remix](https://remix.ethereum.org/) - [Solidity Documentation](https://docs.soliditylang.org/en/latest/index.html) ## Setting Up Your First Contract -*[โŒจ๏ธ (02:05:18) Setting Up Your First Contract](https://youtu.be/gyMwXuJrbJQ?t=7518)* -- Versioning -- Take notes in your code! -- [What is a software license](https://snyk.io/learn/what-is-a-software-license/) -- SPDX License -- Compiling -- Contract Declaration + +_[โŒจ๏ธ (02:05:18) Setting Up Your First Contract](https://youtu.be/gyMwXuJrbJQ?t=7518)_ + +- Versioning +- Take notes in your code! +- [What is a software license](https://snyk.io/learn/what-is-a-software-license/) +- SPDX License +- Compiling +- Contract Declaration ## Basic Solidity: Types -*[โŒจ๏ธ (02:12:28) Basic Solidity Types](https://youtu.be/gyMwXuJrbJQ?t=7948)* -- [Types & Declaring Variables](https://docs.soliditylang.org/en/v0.8.13/) - - `uint256`, `int256`, `bool`, `string`, `address`, `bytes32` - - [Solidity Types](https://docs.soliditylang.org/en/latest/types.html) - - [Bits and Bytes](https://www.youtube.com/watch?v=Dnd28lQHquU) -- Default Initializations -- Comments + +_[โŒจ๏ธ (02:12:28) Basic Solidity Types](https://youtu.be/gyMwXuJrbJQ?t=7948)_ + +- [Types & Declaring Variables](https://docs.soliditylang.org/en/v0.8.13/) + - `uint256`, `int256`, `bool`, `string`, `address`, `bytes32` + - [Solidity Types](https://docs.soliditylang.org/en/latest/types.html) + - [Bits and Bytes](https://www.youtube.com/watch?v=Dnd28lQHquU) +- Default Initializations +- Comments ## Basic Solidity: Functions -*[โŒจ๏ธ (02:18:40) Basic Solidity Functions](https://youtu.be/gyMwXuJrbJQ?t=8320)* -- Functions -- Deploying a Contract - - Smart Contracts have addresses just like our wallets -- Calling a public state-changing Function -- [Visibility](https://docs.soliditylang.org/en/latest/contracts.html#visibility-and-getters) -- Gas III | An example -- Scope -- View & Pure Functions + +_[โŒจ๏ธ (02:18:40) Basic Solidity Functions](https://youtu.be/gyMwXuJrbJQ?t=8320)_ + +- Functions +- Deploying a Contract + - Smart Contracts have addresses just like our wallets +- Calling a public state-changing Function +- [Visibility](https://docs.soliditylang.org/en/latest/contracts.html#visibility-and-getters) +- Gas III | An example +- Scope +- View & Pure Functions ## Basic Solidity: Arrays & Structs -*[โŒจ๏ธ (02:35:30) Basic Solidity Arrays & Structs](https://youtu.be/gyMwXuJrbJQ?t=9331)* -- Structs -- Intro to Storage -- Arrays -- Dynamic & Fixed Sized -- `push` array function +_[โŒจ๏ธ (02:35:30) Basic Solidity Arrays & Structs](https://youtu.be/gyMwXuJrbJQ?t=9331)_ + +- Structs +- Intro to Storage +- Arrays +- Dynamic & Fixed Sized +- `push` array function ## Basic Solidity: Compiler Errors and Warnings -*[โŒจ๏ธ (02:45:35) Basic Solidity Errors & Warnings](https://youtu.be/gyMwXuJrbJQ?t=9935)* + +_[โŒจ๏ธ (02:45:35) Basic Solidity Errors & Warnings](https://youtu.be/gyMwXuJrbJQ?t=9935)_ + - Yellow: Warnings are Ok - Red: Errors are not Ok ## Memory, Storage, Calldata (Intro) -*[โŒจ๏ธ (02:46:34) Basic Solidity Memory, Storage, & Calldata (Intro)](https://youtu.be/gyMwXuJrbJQ?t=9994)* + +_[โŒจ๏ธ (02:46:34) Basic Solidity Memory, Storage, & Calldata (Intro)](https://youtu.be/gyMwXuJrbJQ?t=9994)_ + - 6 Places you can store and access data - calldata - memory @@ -687,59 +729,75 @@ Backup Faucet: https://sepo - stack ## Mappings -*[โŒจ๏ธ (02:50:17) Basic Solidity Mappings](https://youtu.be/gyMwXuJrbJQ?t=10217)* + +_[โŒจ๏ธ (02:50:17) Basic Solidity Mappings](https://youtu.be/gyMwXuJrbJQ?t=10217)_ + - [Mappings](https://solidity-by-example.org/mapping) ## Deploying your First Contract -*[โŒจ๏ธ (02:53:38) Deploying your First Contract](https://youtu.be/gyMwXuJrbJQ?t=10418)* -- A testnet or mainnet -- Connecting Metamask -- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#Sepolia) -- See the faucets at the top of this readme! -- Interacting with Deployed Contracts + +_[โŒจ๏ธ (02:53:38) Deploying your First Contract](https://youtu.be/gyMwXuJrbJQ?t=10418)_ + +- A testnet or mainnet +- Connecting Metamask +- [Find a faucet here](https://docs.chain.link/docs/link-token-contracts/#Sepolia) +- See the faucets at the top of this readme! +- Interacting with Deployed Contracts ## The EVM & A Recap of Lesson 2 -*[โŒจ๏ธ (03:03:07) The EVM & A Recap of Lesson 2](https://youtu.be/gyMwXuJrbJQ?t=10987)* -- The EVM + +_[โŒจ๏ธ (03:03:07) The EVM & A Recap of Lesson 2](https://youtu.be/gyMwXuJrbJQ?t=10987)_ + +- The EVM # Lesson 3: Remix Storage Factory -*[โŒจ๏ธ (03:05:34) Lesson 3: Remix Storage Factory](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=11134s)* +_[โŒจ๏ธ (03:05:34) Lesson 3: Remix Storage Factory](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=11134s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/storage-factory-fcc ## Introduction -*[โŒจ๏ธ (03:06:06) Introduction](https://youtu.be/gyMwXuJrbJQ?t=11166)* + +_[โŒจ๏ธ (03:06:06) Introduction](https://youtu.be/gyMwXuJrbJQ?t=11166)_ + - [Factory Pattern](https://betterprogramming.pub/learn-solidity-the-factory-pattern-75d11c3e7d29) ## Basic Solidity: Importing Contracts into other Contracts -*[โŒจ๏ธ (03:07:29) Importing Contracts into other Contracts](https://youtu.be/gyMwXuJrbJQ?t=11249)* + +_[โŒจ๏ธ (03:07:29) Importing Contracts into other Contracts](https://youtu.be/gyMwXuJrbJQ?t=11249)_ + - [Composibility](https://chain.link/techtalks/defi-composability) - [Solidity new keyword](https://docs.soliditylang.org/en/latest/control-structures.html?highlight=new#creating-contracts-via-new) - [Importing Code in solidity](https://solidity-by-example.org/import) ## Basic Solidity: Interacting with other Contracts -*[โŒจ๏ธ (03:16:36) Interacting with other contracts](https://youtu.be/gyMwXuJrbJQ?t=11796)* + +_[โŒจ๏ธ (03:16:36) Interacting with other contracts](https://youtu.be/gyMwXuJrbJQ?t=11796)_ + - To interact, you always need: ABI + Address - [ABI](https://docs.soliditylang.org/en/latest/abi-spec.html?highlight=abi) ## Basic Solidity: Inheritance & Overrides -*[โŒจ๏ธ (03:25:23) Inheritance & Overrides](https://youtu.be/gyMwXuJrbJQ?t=12323)* -- [Inheritance](https://solidity-by-example.org/inheritance) + +_[โŒจ๏ธ (03:25:23) Inheritance & Overrides](https://youtu.be/gyMwXuJrbJQ?t=12323)_ + +- [Inheritance](https://solidity-by-example.org/inheritance) - [Override & Virtual Keyword](https://docs.soliditylang.org/en/latest/contracts.html?highlight=override#function-overriding) ## Lesson 3 Recap -*[โŒจ๏ธ (03:30:29) Lesson 3 Recap](https://youtu.be/gyMwXuJrbJQ?t=12629)* + +_[โŒจ๏ธ (03:30:29) Lesson 3 Recap](https://youtu.be/gyMwXuJrbJQ?t=12629)_ # Lesson 4: Remix Fund Me -*[โŒจ๏ธ (03:31:55) Lesson 4: Remix Fund Me](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=12715s)* +_[โŒจ๏ธ (03:31:55) Lesson 4: Remix Fund Me](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=12715s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/fund-me-fcc ## Introduction ## Sending ETH Through a Function & Reverts + - [Fields in a Transaction](https://ethereum.org/en/developers/docs/transactions/) - [More on v,r,s](https://ethereum.stackexchange.com/questions/15766/what-does-v-r-s-in-eth-gettransactionbyhash-mean) - [payable](https://solidity-by-example.org/payable) @@ -748,6 +806,7 @@ Backup Faucet: https://sepo - [revert](https://medium.com/blockchannel/the-use-of-revert-assert-and-require-in-solidity-and-the-new-revert-opcode-in-the-evm-1a3a7990e06e) ## Chainlink & Oracles + - [What is a blockchain oracle?](https://chain.link/education/blockchain-oracles) - [What is the oracle problem?](https://blog.chain.link/what-is-the-blockchain-oracle-problem/) - [Chainlink](https://chain.link/) @@ -759,17 +818,20 @@ Backup Faucet: https://sepo - [Importing Tokens into your Metamask](https://consensys.net/blog/metamask/how-to-add-your-custom-tokens-in-metamask/) - [Request and Receive Chainlink Model](https://docs.chain.link/docs/architecture-request-model/) -## Review of Sending ETH and working with Chainlink +## Review of Sending ETH and working with Chainlink ## Interfaces & Price Feeds + - [Chainlink Price Feeds (Data Feeds)](https://docs.chain.link/docs/get-the-latest-price/) -- [Chainlink GitHub](https://github.com/smartcontractkit/chainlink) +- [Chainlink GitHub](https://github.com/smartcontractkit/chainlink) - [Interface](https://solidity-by-example.org/interface) ## Importing from GitHub & NPM + - [Chainlink NPM Package](https://www.npmjs.com/package/@chainlink/contracts) ## Floating Point Math in Solidity + - [tuple](https://docs.soliditylang.org/en/latest/abi-spec.html?highlight=tuple#handling-tuple-types) - [Floating Point Numbers in Solidity](https://stackoverflow.com/questions/58277234/does-solidity-supports-floating-point-number) - [Type Casting](https://ethereum.stackexchange.com/questions/6891/type-casting-in-solidity) @@ -777,40 +839,50 @@ Backup Faucet: https://sepo - Someone should make an article explaining this error ## Basic Solidity: Arrays & Structs II + - [msg.sender](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=msg.sender) ## Review of Interfaces, Importing from GitHub, & Math in Solidity ## Libraries + - [Library](https://docs.soliditylang.org/en/v0.8.14/contracts.html?highlight=library#libraries) - [Solidity-by-example Library](https://solidity-by-example.org/library) ## SafeMath, Overflow Checking, and the "unchecked" keyword + - [Openzeppelin Safemath](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/math/SafeMath.sol) - [unchecked vs. checked](https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic) ## Basic Solidity: For Loop + - [For Loop](https://solidity-by-example.org/loop) - `/* */` is another way to make comments ## Basic Solidity: Resetting an Array ## Sending ETH from a Contract + - [Transfer, Send, Call](https://solidity-by-example.org/sending-ether/) - [this keyword](https://ethereum.stackexchange.com/questions/1781/what-is-the-this-keyword-in-solidity) ## Basic Solidity: Constructor + - [Constructor](https://solidity-by-example.org/constructor) ## Basic Solidity: Modifiers + - [Double equals](https://www.geeksforgeeks.org/solidity-operators/) - [Modifier](https://solidity-by-example.org/function-modifier) ## Testnet Demo + - [Disconnecting Metamask](https://help.1inch.io/en/articles/4666771-metamask-how-to-connect-disconnect-and-switch-accounts-with-metamask-on-1inch-network) -## Advanced Solidity +## Advanced Solidity + ### Immutable & Constant + - [Immutable](https://solidity-by-example.org/immutable) - [Constant](https://solidity-by-example.org/constants) - [Current ETH Gas Prices](https://etherscan.io/gastracker) @@ -819,27 +891,31 @@ Backup Faucet: https://sepo - [Someone make this!](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/issues/13) ### Custom Errors + - [Custom Errors Introduction](https://blog.soliditylang.org/2021/04/21/custom-errors/) ### Receive & Fallback Functions + - [Solidity Docs Special Functions](https://docs.soliditylang.org/en/latest/contracts.html?highlight=fallback#special-functions) - [Fallback](https://solidity-by-example.org/fallback) - [Receive](https://docs.soliditylang.org/en/latest/contracts.html?highlight=fallback#receive-ether-function) ## Lesson 4 Recap -๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Solidity Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ +๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Solidity Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ # Lesson 5: Ethers.js Simple Storage -*[โŒจ๏ธ (05:30:42) Lesson 5: Ethers.js Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=19842s)* +_[โŒจ๏ธ (05:30:42) Lesson 5: Ethers.js Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=19842s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/ethers-simple-storage-fcc ๐Ÿงช [Alchemy: https://alchemy.com/?a=673c802981](https://alchemy.com/?a=673c802981) ## Effective Debugging Strategies & Getting Help -*[โŒจ๏ธ (5:30:46) Effective Debugging Stategies & Getting Help](https://youtu.be/gyMwXuJrbJQ?t=19846)* + +_[โŒจ๏ธ (5:30:46) Effective Debugging Stategies & Getting Help](https://youtu.be/gyMwXuJrbJQ?t=19846)_ + 1. Tinker and isolate problem 1. For this course, take at LEAST 15 minutes to figure out a bug. 2. Google / Web Search the Exact problem @@ -849,11 +925,13 @@ Backup Faucet: https://sepo 2. Use [Markdown](https://www.markdowntutorial.com/) ### How to Debug Anything Video + - [Patrick's Original Video](https://www.youtube.com/watch?v=XT8STflvwNo) ## Installation & Setup -- [Visual Studio Code](https://code.visualstudio.com/) - - [Crash Course](https://www.youtube.com/watch?v=WPqXP_kLzpo) + +- [Visual Studio Code](https://code.visualstudio.com/) + - [Crash Course](https://www.youtube.com/watch?v=WPqXP_kLzpo) - [NodeJS](https://nodejs.org/en/) - [VSCode Keybindings](https://code.visualstudio.com/docs/getstarted/keybindings) - [Git](https://git-scm.com/book/en/v2/Getting-Started-Installing-Git) @@ -862,28 +940,35 @@ Backup Faucet: https://sepo ### Mac & Linux Setup ### Windows Setup + - [WSL](https://docs.microsoft.com/en-us/windows/wsl/install) - When working in WSL, use Linux commands instead of Windows commands - [TroubleShooting](https://docs.microsoft.com/en-us/windows/wsl/troubleshooting) - `curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash` > โš ๏ธ Please use Gitpod as an absolute last resort + ### Gitpod + - [Gitpod](https://www.gitpod.io/) - **If using this, NEVER share a private key with real money on Gitpod** - Ideally you figure out the MacOS, Linux, or Windows install though ## Local Development Introduction + - `CMD + K` or `CTRL + K` clears the terminal - `mkdir ethers-simple-storage-fcc` - `code .` to open VSCode in a new VSCode window + ### Optional Javascript Crash Courses - - [NodeJS Course](https://www.youtube.com/watch?v=RLtyhwFtXQA) - - [Javascript Course](https://www.youtube.com/watch?v=jS4aFq5-91M) + +- [NodeJS Course](https://www.youtube.com/watch?v=RLtyhwFtXQA) +- [Javascript Course](https://www.youtube.com/watch?v=jS4aFq5-91M) - Import your `SimpleStorage.sol` - [Solidity + Hardhat VSCode Extension](https://marketplace.visualstudio.com/items?itemName=NomicFoundation.hardhat-solidity) -- Format your solidity code with: +- Format your solidity code with: + ``` "[solidity]": { "editor.defaultFormatter": "NomicFoundation.hardhat-solidity" @@ -892,122 +977,198 @@ Backup Faucet: https://sepo "editor.defaultFormatter": "esbenp.prettier-vscode" } ``` + In your `.vscode/settings.json` file. + - [Prettier Extension](https://marketplace.visualstudio.com/items?itemName=esbenp.prettier-vscode) + ## Tiny Javascript Refresher + - [Javascript Tips](https://www.freecodecamp.org/news/learn-javascript-free-js-courses-for-beginners/) + ## Asynchronous Programming in Javascript + - [Asynchronous Programming](https://www.bmc.com/blogs/asynchronous-programming/) - [async keyword](https://www.w3schools.com/JS//js_async.asp) - [Promise in Javascript](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise) - [await keyword](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/await) + ## Compiling our Solidity + - [Yarn Install](https://yarnpkg.com/getting-started/install) - [solc-js](https://github.com/ethereum/solc-js) - `yarn add solc@0.8.7-fixed` - [yarn scripts](https://classic.yarnpkg.com/lang/en/docs/cli/run/) + ## Ganache & Networks + - [Ganache](https://trufflesuite.com/ganache/) - Networks in Metamask - RPC URL - [Geth](https://github.com/ethereum/go-ethereum) - [JSON RPC Spec Playground](https://playground.open-rpc.org/?schemaUrl=https://raw.githubusercontent.com/ethereum/execution-apis/assembled-spec/openrpc.json&uiSchema%5BappBar%5D%5Bui:splitView%5D=false&uiSchema%5BappBar%5D%5Bui:input%5D=false&uiSchema%5BappBar%5D%5Bui:examplesDropdown%5D=false) + ## Introduction to Ethers.js + - [Ethers.js](https://docs.ethers.io/v5/getting-started/) - [prettier-plugin-solidity](https://github.com/prettier-solidity/prettier-plugin-solidity) + ### A Note on the await Keyword + ## Adding Transaction Overrides + ## Transaction Receipts + ## Sending a "raw" Transaction in Ethers.js + ## Interacting with Contracts in Ethers.js + - [EVM Decompiler](https://ethervm.io/decompile) - [BigNumber](https://docs.ethers.io/v5/api/utils/bignumber/) + ## Environment Variables + - [dotenv](https://www.npmjs.com/package/dotenv) - [.gitignore](https://www.atlassian.com/git/tutorials/saving-changes/gitignore) + ## Better Private Key Management + - [wallet.encrypt](https://docs.ethers.io/v5/api/signer/#Wallet-encrypt) - [THE .ENV PLEDGE](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/discussions/5) + ## Optional Prettier Formatting + - [Prettier](https://prettier.io/docs/en/index.html) - [Best README Template](https://github.com/othneildrew/Best-README-Template) + ## Deploying to a Testnet or a Mainnet + - [Alchemy](https://alchemy.com/?a=673c802981) - [Getting your private key from Metamask](https://metamask.zendesk.com/hc/en-us/articles/360015289632-How-to-Export-an-Account-Private-Key) - `CTRL + C` stops any terminal command + ## Verifying on Block Explorers from the UI + ## Alchemy Dashboard & The Mempool + - [Special Guest Albert Hu](https://twitter.com/thatguyintech) - [Mempool](https://ethereum.org/en/developers/tutorials/sending-transactions-using-web3-and-alchemy/#see-your-transaction-in-the-mempool) + ## Lesson 5 Recap + ### Typescript Ethers Simple Storage # Lesson 6: Hardhat Simple Storage -*[โŒจ๏ธ (08:20:17) Lesson 6: Hardhat Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=30017s)* +_[โŒจ๏ธ (08:20:17) Lesson 6: Hardhat Simple Storage](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=30017s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-simple-storage-fcc ## Introduction -*[โŒจ๏ธ (08:20:19) Introduction](https://youtu.be/gyMwXuJrbJQ?t=30019)* + +_[โŒจ๏ธ (08:20:19) Introduction](https://youtu.be/gyMwXuJrbJQ?t=30019)_ + ## Hardhat Setup -*[โŒจ๏ธ (08:22:47) Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=30167)* + +_[โŒจ๏ธ (08:22:47) Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=30167)_ + - [Hardhat Documentation](https://hardhat.org/) - [DevDependencies vs Dependencies](https://stackoverflow.com/questions/18875674/whats-the-difference-between-dependencies-devdependencies-and-peerdependencies) - [@ Sign node modules](https://stackoverflow.com/questions/36667258/what-is-the-meaning-of-the-at-prefix-on-npm-packages) ### Troubleshooting Hardhat Setup -*[โŒจ๏ธ (08:29:43) Troubleshooting Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=30583)* + +_[โŒจ๏ธ (08:29:43) Troubleshooting Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=30583)_ + - [Special Guest Cami Ramos Garzon](https://twitter.com/camiinthisthang) + ## Hardhat Setup Continued -*[โŒจ๏ธ (08:31:48) Hardhat Setup Continued](https://youtu.be/gyMwXuJrbJQ?t=30708)* + +_[โŒจ๏ธ (08:31:48) Hardhat Setup Continued](https://youtu.be/gyMwXuJrbJQ?t=30708)_ + ## Deploying SimpleStorage from Hardhat -*[โŒจ๏ธ (08:33:10) Deploying SimpleStorage from Hardhat](https://youtu.be/gyMwXuJrbJQ?t=30790)* + +_[โŒจ๏ธ (08:33:10) Deploying SimpleStorage from Hardhat](https://youtu.be/gyMwXuJrbJQ?t=30790)_ + ## Networks in Hardhat -*[โŒจ๏ธ (08:41:44) Networks in Hardhat](https://youtu.be/gyMwXuJrbJQ?t=31304)* + +_[โŒจ๏ธ (08:41:44) Networks in Hardhat](https://youtu.be/gyMwXuJrbJQ?t=31304)_ + - [The Hardhat Network](https://hardhat.org/hardhat-network/) - [Hardhat configuration](https://hardhat.org/config/#configuration) - [Chain ID List](https://chainlist.org/) + ## Programmatic Verification -*[โŒจ๏ธ (08:51:16) Programmatic Verification](https://youtu.be/gyMwXuJrbJQ?t=31876)* + +_[โŒจ๏ธ (08:51:16) Programmatic Verification](https://youtu.be/gyMwXuJrbJQ?t=31876)_ + - [Etherscan Verify Tutorial](https://docs.etherscan.io/tutorials/verifying-contracts-programmatically) - [Etherscan Docs](https://docs.etherscan.io/) - [Hardhat-Etherscan](https://hardhat.org/plugins/nomiclabs-hardhat-etherscan.html) - [Etherscan API Keys](https://info.etherscan.com/api-keys/) - [Javascript == vs ===](https://stackoverflow.com/questions/359494/which-equals-operator-vs-should-be-used-in-javascript-comparisons) + ## Interacting with Contracts in Hardhat -*[โŒจ๏ธ (09:06:37) Interacting with Contracts in Hardhat](https://youtu.be/gyMwXuJrbJQ?t=32797)* + +_[โŒจ๏ธ (09:06:37) Interacting with Contracts in Hardhat](https://youtu.be/gyMwXuJrbJQ?t=32797)_ + ## Artifacts Troubleshooting -*[โŒจ๏ธ (09:09:42) Artifacts Troubleshooting](https://youtu.be/gyMwXuJrbJQ?t=32982)* + +_[โŒจ๏ธ (09:09:42) Artifacts Troubleshooting](https://youtu.be/gyMwXuJrbJQ?t=32982)_ + ## Custom Hardhat Tasks -*[โŒจ๏ธ (09:10:52) Custom Hardhat Tasks](https://youtu.be/gyMwXuJrbJQ?t=33052)* + +_[โŒจ๏ธ (09:10:52) Custom Hardhat Tasks](https://youtu.be/gyMwXuJrbJQ?t=33052)_ + - [Hardhat Tasks](https://hardhat.org/guides/create-task.html) - [Javascript Arrow Functions](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/Arrow_functions) + ## Hardhat Localhost Node -*[โŒจ๏ธ (09:18:12) Hardhat Localhost Node](https://youtu.be/gyMwXuJrbJQ?t=33492)* + +_[โŒจ๏ธ (09:18:12) Hardhat Localhost Node](https://youtu.be/gyMwXuJrbJQ?t=33492)_ + ## The Hardhat Console -*[โŒจ๏ธ (09:23:11) The Hardhat Console](https://youtu.be/gyMwXuJrbJQ?t=33791)* + +_[โŒจ๏ธ (09:23:11) The Hardhat Console](https://youtu.be/gyMwXuJrbJQ?t=33791)_ + - [Hardhat Console](https://hardhat.org/guides/hardhat-console.html) + ## Hardhat Tests -*[โŒจ๏ธ (09:26:13) Hardhat Tests](https://youtu.be/gyMwXuJrbJQ?t=33973)* + +_[โŒจ๏ธ (09:26:13) Hardhat Tests](https://youtu.be/gyMwXuJrbJQ?t=33973)_ + - [Hardhat Tests](https://hardhat.org/tutorial/testing-contracts.html#_5-testing-contracts) - [Mocha Style Tests](https://mochajs.org/) - [Chai](https://www.npmjs.com/package/chai) - [Waffle Tests](https://ethereum-waffle.readthedocs.io/en/latest/) + ## Hardhat Gas Reporter -*[โŒจ๏ธ (09:38:10) Hardhat Gas Reporter](https://youtu.be/gyMwXuJrbJQ?t=34690)* + +_[โŒจ๏ธ (09:38:10) Hardhat Gas Reporter](https://youtu.be/gyMwXuJrbJQ?t=34690)_ + - [Hardhat Gas Reporter](https://www.npmjs.com/package/hardhat-gas-reporter) - [Coinmarketcap API](https://coinmarketcap.com/api/) + ## Solidity Coverage -*[โŒจ๏ธ (09:44:40) Solidity Coverage](https://youtu.be/gyMwXuJrbJQ?t=35080)* + +_[โŒจ๏ธ (09:44:40) Solidity Coverage](https://youtu.be/gyMwXuJrbJQ?t=35080)_ + - [Solidity Coverage](https://github.com/sc-forks/solidity-coverage) + ## Hardhat Waffle -*[โŒจ๏ธ (09:47:02) Hardhat Waffle](https://youtu.be/gyMwXuJrbJQ?t=35222)* + +_[โŒจ๏ธ (09:47:02) Hardhat Waffle](https://youtu.be/gyMwXuJrbJQ?t=35222)_ + - [Hardhat-Waffle](https://npm.io/package/@nomiclabs/hardhat-waffle) + ## Lesson 6 Recap -*[โŒจ๏ธ (09:47:37) Lesson 6 Recap](https://youtu.be/gyMwXuJrbJQ?t=35257)* + +_[โŒจ๏ธ (09:47:37) Lesson 6 Recap](https://youtu.be/gyMwXuJrbJQ?t=35257)_ + ### Typescript Hardhat Simple Storage -*[โŒจ๏ธ (09:52:15) Typescript Hardhat Simple Storage](https://youtu.be/gyMwXuJrbJQ?t=35535)* + +_[โŒจ๏ธ (09:52:15) Typescript Hardhat Simple Storage](https://youtu.be/gyMwXuJrbJQ?t=35535)_ + - [Typechain](https://github.com/dethcrypto/TypeChain) ``` @@ -1016,221 +1177,364 @@ yarn add --dev @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node @ # Lesson 7: Hardhat Fund Me -*[โŒจ๏ธ (10:00:48) Lesson 7: Hardhat Fund Me](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=36048s)* +_[โŒจ๏ธ (10:00:48) Lesson 7: Hardhat Fund Me](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=36048s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-fund-me-fcc ## Introduction -*[โŒจ๏ธ (10:00:50) Introduction](https://youtu.be/gyMwXuJrbJQ?t=36050)* + +_[โŒจ๏ธ (10:00:50) Introduction](https://youtu.be/gyMwXuJrbJQ?t=36050)_ + ## Hardhat Setup - Fund Me -*[โŒจ๏ธ (10:03:41) Hardhat Setup - Fund Me](https://youtu.be/gyMwXuJrbJQ?t=36221)* + +_[โŒจ๏ธ (10:03:41) Hardhat Setup - Fund Me](https://youtu.be/gyMwXuJrbJQ?t=36221)_ + ## Linting -*[โŒจ๏ธ (10:06:20) Linting](https://youtu.be/gyMwXuJrbJQ?t=36380)* + +_[โŒจ๏ธ (10:06:20) Linting](https://youtu.be/gyMwXuJrbJQ?t=36380)_ + - [Eslint](https://eslint.org/) - [Solhint](https://github.com/protofire/solhint) - [Linting Code](https://www.perforce.com/blog/qac/what-lint-code-and-why-linting-important) + ## Hardhat Setup - Fund Me - Continued -*[โŒจ๏ธ (10:07:47) Hardhat Setup - Fund Me - Continued](https://youtu.be/gyMwXuJrbJQ?t=36467)* + +_[โŒจ๏ธ (10:07:47) Hardhat Setup - Fund Me - Continued](https://youtu.be/gyMwXuJrbJQ?t=36467)_ + ## Importing from NPM -*[โŒจ๏ธ (10:09:38) Importing from NPM](https://youtu.be/gyMwXuJrbJQ?t=36578)* + +_[โŒจ๏ธ (10:09:38) Importing from NPM](https://youtu.be/gyMwXuJrbJQ?t=36578)_ + - [@chainlink/contracts](https://www.npmjs.com/package/@chainlink/contracts) + ## Hardhat Deploy -*[โŒจ๏ธ (10:10:43) Hardhat Deploy](https://youtu.be/gyMwXuJrbJQ?t=36643)* + +_[โŒจ๏ธ (10:10:43) Hardhat Deploy](https://youtu.be/gyMwXuJrbJQ?t=36643)_ + - [Hardhat Deploy](https://github.com/wighawag/hardhat-deploy) + ## Mocking -*[โŒจ๏ธ (10:21:05) Mocking](https://youtu.be/gyMwXuJrbJQ?t=37265)* + +_[โŒจ๏ธ (10:21:05) Mocking](https://youtu.be/gyMwXuJrbJQ?t=37265)_ + - [Mocking](https://stackoverflow.com/questions/2665812/what-is-mocking) - [Aave Github](https://github.com/aave/aave-v3-core) - [Chainlink Github](https://github.com/smartcontractkit/chainlink) - Multiple Versions of Solidity - Tags in hardhat + ## Utils Folder -*[โŒจ๏ธ (10:52:51) Utils Folder](https://youtu.be/gyMwXuJrbJQ?t=39171)* + +_[โŒจ๏ธ (10:52:51) Utils Folder](https://youtu.be/gyMwXuJrbJQ?t=39171)_ + ## Testnet Demo - Hardhat Fund Me -*[โŒจ๏ธ (10:55:45) Testnet Demo - Hardhat Fund Me](https://youtu.be/gyMwXuJrbJQ?t=39345)* + +_[โŒจ๏ธ (10:55:45) Testnet Demo - Hardhat Fund Me](https://youtu.be/gyMwXuJrbJQ?t=39345)_ + - Hardhat Deploy Block Confirmations + ### TypeScript + - [Code file](https://github.com/PatrickAlphaC/hardhat-fund-me-fcc/blob/84271e7002e55d86c90b26466ff27bc067f25de0/deploy/01-deploy-fund-me.ts#L29) (TypeScript edition) -- Define blockConfirmations in the `helper-hardhat-config.ts` file instead of `hardhat-config.js`. +- Define blockConfirmations in the `helper-hardhat-config.ts` file instead of `hardhat-config.js`. + ## Solidity Style Guide -*[โŒจ๏ธ (11:00:10) Solidity Style Guide](https://youtu.be/gyMwXuJrbJQ?t=39610)* + +_[โŒจ๏ธ (11:00:10) Solidity Style Guide](https://youtu.be/gyMwXuJrbJQ?t=39610)_ + - [Style Guide](https://docs.soliditylang.org/en/latest/style-guide.html) - [NatSpec](https://docs.soliditylang.org/en/latest/natspec-format.html) + ## Testing Fund Me -*[โŒจ๏ธ (11:08:36) Testing Fund Me](https://youtu.be/gyMwXuJrbJQ?t=40116)* + +_[โŒจ๏ธ (11:08:36) Testing Fund Me](https://youtu.be/gyMwXuJrbJQ?t=40116)_ + - [Unit Testing](https://en.wikipedia.org/wiki/Unit_testing) - [Hardhat Deploy Fixtures](https://github.com/wighawag/hardhat-deploy#creating-fixtures) - [ethers.getContract](https://github.com/wighawag/hardhat-deploy-ethers) - [expect](https://ethereum-waffle.readthedocs.io/en/latest/matchers.html) - [ethers.utils.parseUnits](https://docs.ethers.io/v5/api/utils/display-logic/#utils-parseUnits) - [Waffle Chai Matchers](https://ethereum-waffle.readthedocs.io/en/latest/matchers.html) + ## Breakpoints & Debugging -*[โŒจ๏ธ (11:30:39) Breakpoints & Debugging](https://youtu.be/gyMwXuJrbJQ?t=41439)* + +_[โŒจ๏ธ (11:30:39) Breakpoints & Debugging](https://youtu.be/gyMwXuJrbJQ?t=41439)_ + - [VSCode Breakpoints](https://code.visualstudio.com/Docs/editor/debugging) -## Gas III -*[โŒจ๏ธ (11:33:40) Gas III](https://youtu.be/gyMwXuJrbJQ?t=41620)* + +## Gas III + +_[โŒจ๏ธ (11:33:40) Gas III](https://youtu.be/gyMwXuJrbJQ?t=41620)_ + - [Transaction Response](https://docs.ethers.io/v5/api/providers/types/#providers-TransactionResponse) - [Transaction Receipt](https://docs.ethers.io/v5/api/providers/types/#providers-TransactionReceipt) + ## console.log & Debugging -*[โŒจ๏ธ (11:36:35) console.log & Debugging](https://youtu.be/gyMwXuJrbJQ?t=41795)* + +_[โŒจ๏ธ (11:36:35) console.log & Debugging](https://youtu.be/gyMwXuJrbJQ?t=41795)_ + - [Hardhat console.log](https://hardhat.org/hardhat-network/reference/#console-log) + ## Testing Fund Me II -*[โŒจ๏ธ (11:37:31) Testing Fund Me II](https://youtu.be/gyMwXuJrbJQ?t=41851)* + +_[โŒจ๏ธ (11:37:31) Testing Fund Me II](https://youtu.be/gyMwXuJrbJQ?t=41851)_ + ## Storage in Solidity -*[โŒจ๏ธ (11:44:34) Storage in Solidity](https://youtu.be/gyMwXuJrbJQ?t=42274)* + +_[โŒจ๏ธ (11:44:34) Storage in Solidity](https://youtu.be/gyMwXuJrbJQ?t=42274)_ + - [Storage Layout](https://docs.soliditylang.org/en/latest/internals/layout_in_storage.html) - [Purpose of the memory keyword](https://stackoverflow.com/questions/33839154/in-ethereum-solidity-what-is-the-purpose-of-the-memory-keyword) - [getStorageAt](https://docs.ethers.io/v5/api/providers/provider/#Provider-getStorageAt) + ## Gas Optimizations using Storage Knowledge -*[โŒจ๏ธ (11:52:38) Gas Optimizations using Storage Knowledge](https://youtu.be/gyMwXuJrbJQ?t=42758)* + +_[โŒจ๏ธ (11:52:38) Gas Optimizations using Storage Knowledge](https://youtu.be/gyMwXuJrbJQ?t=42758)_ + - [Opcodes](https://ethereum.org/en/developers/docs/evm/opcodes/) - [Opcodes by Gas](https://github.com/crytic/evm-opcodes) - [Opcodes by Gas](https://evm.codes/) - Append `s_` to storage variables - Append `i_` to immutable variables - Caps lock and underscore constant variables + ## Solidity Chainlink Style Guide -*[โŒจ๏ธ (12:05:29) Solidity Chainlink Style Guide](https://youtu.be/gyMwXuJrbJQ?t=43529)* + +_[โŒจ๏ธ (12:05:29) Solidity Chainlink Style Guide](https://youtu.be/gyMwXuJrbJQ?t=43529)_ + - [Chainlink Solidity Style Guide](https://github.com/smartcontractkit/full-blockchain-solidity-course-js/issues/13) + ## Storage Review -*[โŒจ๏ธ (12:09:59) Storage Review](https://youtu.be/gyMwXuJrbJQ?t=43799)* + +_[โŒจ๏ธ (12:09:59) Storage Review](https://youtu.be/gyMwXuJrbJQ?t=43799)_ + ## Staging Tests -*[โŒจ๏ธ (12:11:43) Staging Tests](https://youtu.be/gyMwXuJrbJQ?t=43903)* + +_[โŒจ๏ธ (12:11:43) Staging Tests](https://youtu.be/gyMwXuJrbJQ?t=43903)_ + - [Ternary](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Conditional_Operator) + ## Running Scripts on a Local Node -*[โŒจ๏ธ (12:17:58) Running Scripts on a Local Node](https://youtu.be/gyMwXuJrbJQ?t=44278)* + +_[โŒจ๏ธ (12:17:58) Running Scripts on a Local Node](https://youtu.be/gyMwXuJrbJQ?t=44278)_ + ## Adding Scripts to your package.json -*[โŒจ๏ธ (12:22:00) Adding Scripts to your package.json](https://youtu.be/gyMwXuJrbJQ?t=44520)* + +_[โŒจ๏ธ (12:22:00) Adding Scripts to your package.json](https://youtu.be/gyMwXuJrbJQ?t=44520)_ + ## Pushing to GitHub -*[โŒจ๏ธ (12:25:17) Pushing to GitHub](https://youtu.be/gyMwXuJrbJQ?t=44717)* + +_[โŒจ๏ธ (12:25:17) Pushing to GitHub](https://youtu.be/gyMwXuJrbJQ?t=44717)_ + - [Github Quickstart](https://docs.github.com/en/get-started/quickstart) - [What is Git?](https://www.git-scm.com/book/en/v2/Getting-Started-What-is-Git%3F) - [The quickstart that we follow in the video](https://docs.github.com/en/get-started/importing-your-projects-to-github/importing-source-code-to-github/adding-locally-hosted-code-to-github#adding-a-local-repository-to-github-using-git) - [Learn about git and GitHub](https://www.youtube.com/watch?v=RGOj5yH7evk) + ## ๐Ÿธ๐Ÿฆ [Tweet Me (add your repo in)!](https://twitter.com/intent/tweet?text=I%20just%20made%20my%20first%20Smart%20Contract%20repo%20using%20@solidity_lang,%20@HardhatHQ,%20@chainlink,%20@AlchemyPlatform,%20and%20more!%0a%0aThanks%20@PatrickAlphaC!!) # Lesson 8: HTML / Javascript Fund Me (Full Stack / Front End) -*[โŒจ๏ธ (12:32:57) Lesson 8: HTML / Javascript Fund Me (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=45177s)* +_[โŒจ๏ธ (12:32:57) Lesson 8: HTML / Javascript Fund Me (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=45177s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/html-fund-me-fcc ## Introduction + ## How Websites work with Web3 Wallets + - [How to Connect your Smart Contracts to Metamask](https://www.youtube.com/watch?v=pdsYCkUWrgQ) - ๐Ÿ’ป Code from Video: https://github.com/PatrickAlphaC/full-stack-web3-metamask-connectors - โœ๏ธ Article from Video: https://betterprogramming.pub/everything-you-need-to-know-about-fullstack-web3-94c0f1b18019?sk=a2764bcbdae98bf05e1052931de77982 + ## HTML Setup + - Live Server: ExtensionID: ritwickdey.LiveServer + ## Connecting HTML to Metamask + - [Metamask Docs](https://docs.metamask.io/guide/) + ## Javascript in it's own file + ## ES6 vs Nodejs + - [ES6 vs Nodesjs](https://stackoverflow.com/questions/31354559/using-node-js-require-vs-es6-import-export#31367852) - [Ethers docs for web browser](https://docs.ethers.io/v5/getting-started/#getting-started--importing--web-browser) - [module vs text/javascript](https://stackoverflow.com/questions/51418964/script-type-text-javascript-vs-script-type-module) + ## Sending a transaction from a Website + - [Web3Provider](https://docs.ethers.io/v5/api/providers/other/#Web3Provider) - [Adding a network to metamask](https://metamask.zendesk.com/hc/en-us/articles/360043227612-How-to-add-a-custom-network-RPC) + ## Resetting an Account in Metamask + ``` MetaMask - RPC Error: [ethjs-query] while formatting ouputs from RPC '{"value":{"code":-32603,"data":{"code":-32000,"message":"Nonce too high. Expected nonce to be 2 but got 4. Note that transactions can't be queued when automining."}}}' ``` + ## Listening for Events and Completed Transactions + - [provider.once](https://docs.ethers.io/v5/api/providers/provider/#Provider-once) - [Anonymous function](https://www.geeksforgeeks.org/javascript-anonymous-functions/) - [Javascript Promise](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise) + ## Input Forms + ## Reading from the Blockchain + ## Withdraw Function + ## Lesson 8 Recap + ### Optional Links: + - [Browserify](https://browserify.org/) - [Watchify](https://www.npmjs.com/package/watchify) # Lesson 9: Hardhat Smart Contract Lottery -*[โŒจ๏ธ (13:41:02) Lesson 9: Hardhat Smart Contract Lottery](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=49262s)* +_[โŒจ๏ธ (13:41:02) Lesson 9: Hardhat Smart Contract Lottery](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=49262s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-smartcontract-lottery-fcc ## Introduction + ## Hardhat Setup - Smart Contract Lottery -*[โŒจ๏ธ (13:43:43) Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=49423)* + +_[โŒจ๏ธ (13:43:43) Hardhat Setup](https://youtu.be/gyMwXuJrbJQ?t=49423)_ + - Install dependencies: + ```bash yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomiclabs/hardhat-etherscan @nomiclabs/hardhat-waffle chai ethereum-waffle hardhat hardhat-contract-sizer hardhat-deploy hardhat-gas-reporter prettier prettier-plugin-solidity solhint solidity-coverage dotenv ``` + - Install dependencies (Typescript version): + ```bash yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomiclabs/hardhat-etherscan @nomiclabs/hardhat-waffle chai ethereum-waffle hardhat hardhat-contract-sizer hardhat-deploy hardhat-gas-reporter prettier prettier-plugin-solidity solhint solidity-coverage dotenv @typechain/ethers-v5 @typechain/hardhat @types/chai @types/node ts-node typechain typescript ``` + ## Raffle.sol Setup -*[โŒจ๏ธ (13:46:55) Raffle.sol Setup](https://youtu.be/gyMwXuJrbJQ?t=49615)* + +_[โŒจ๏ธ (13:46:55) Raffle.sol Setup](https://youtu.be/gyMwXuJrbJQ?t=49615)_ + - [Custom Errors in Solidity](https://blog.soliditylang.org/2021/04/21/custom-errors/) + ## Introduction to Events -*[โŒจ๏ธ (13:54:02) Introduction to Events](https://youtu.be/gyMwXuJrbJQ?t=50042)* + +_[โŒจ๏ธ (13:54:02) Introduction to Events](https://youtu.be/gyMwXuJrbJQ?t=50042)_ + - [Events & Logging Video](https://www.youtube.com/watch?v=KDYJC85eS5M) - [Events & Logging in Hardhat](https://github.com/PatrickAlphaC/hardhat-events-logs) + ## Events in Raffle.sol -*[โŒจ๏ธ (14:00:47) Events in Raffle.sol](https://youtu.be/gyMwXuJrbJQ?t=50447)* + +_[โŒจ๏ธ (14:00:47) Events in Raffle.sol](https://youtu.be/gyMwXuJrbJQ?t=50447)_ + ## Introduction to Chainlink VRF -*[โŒจ๏ธ (14:02:30) Introduction to Chainlink VRF](https://youtu.be/gyMwXuJrbJQ?t=50550)* + +_[โŒจ๏ธ (14:02:30) Introduction to Chainlink VRF](https://youtu.be/gyMwXuJrbJQ?t=50550)_ + - [Special Guest Stephen Fluin](https://twitter.com/stephenfluin) + ### Sub-Lesson: Chainlink VRF + > - [Chainlink VRFv2 Docs](https://docs.chain.link/docs/get-a-random-number/) > - [Chainlink VRFv2 Walkthrough](https://www.youtube.com/watch?v=rdJ5d8j1RCg) > - [Chainlink Contracts](https://github.com/smartcontractkit/chainlink/blob/develop/contracts/src/v0.8/VRFConsumerBase.sol) + ## Implementing Chainlink VRF - Introduction -*[โŒจ๏ธ (14:09:53) Implementing Chainlink VRF](https://youtu.be/gyMwXuJrbJQ?t=50993)* + +_[โŒจ๏ธ (14:09:53) Implementing Chainlink VRF](https://youtu.be/gyMwXuJrbJQ?t=50993)_ + ### Hardhat Shorthand + - [Hardhat Shorthand](https://hardhat.org/guides/shorthand.html) + ## Implementing Chainlink VRF - The Request + ## Implementing Chainlink VRF - The FulFill + ### Modulo + - [Modulo](https://docs.soliditylang.org/en/latest/types.html?highlight=modulo#modulo) + ## Introduction to Chainlink Keepers + - [Chainlink Keepers Docs](https://docs.chain.link/docs/chainlink-keepers/introduction/) - [Chainlink Keepers Walkthrough](https://www.youtube.com/watch?v=-Wkw5JVQGUo) + ## Implementing Chainlink Keepers - checkUpkeep + ### Enums + - [Enum](https://docs.soliditylang.org/en/latest/structure-of-a-contract.html?highlight=enum#enum-types) + ## Implementing Chainlink Keepers - checkUpkeep continued + - block.timestamp + ## Implementing Chainlink Keepers - performUpkeep + ## Code Cleanup + ## Deploying Raffle.sol + ### Mock Chainlink VRF Coordinator + ### Continued + - [LINK Token](https://docs.chain.link/docs/link-token-contracts/) + ## Raffle.sol Unit Tests -- We use `async function` in the describe blocks at the start, but we correctly take them out later. + +- We use `async function` in the describe blocks at the start, but we correctly take them out later. + ### Testing Events & Chai Matchers + - [Emit Chai Matcher](https://ethereum-waffle.readthedocs.io/en/latest/matchers.html#emitting-events) + ### Continued I + ## Hardhat Methods & Time Travel + - [Make Hardhat do whatever you want it to](https://hardhat.org/hardhat-network/reference/) - [Special debugging hardhat methods](https://hardhat.org/hardhat-network/reference/#special-testing-debugging-methods) + ### Continued II + ## Callstatic + - [Callstatic](https://docs.ethers.io/v5/api/contract/contract/#contract-callStatic) + ### Continued III + ### Massive Promise Test + ### Continued IV + ## Raffle.sol Staging Tests + ## Testing on a Testnet + ### Recommended LINK amounts for Sepolia Staging Test: + - Chainlink VRF: 2 LINK - Chainlink Keepers: 8 LINK + ## Conclusion + ## Typescript - Smart Contract Lottery -๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Hardhat Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ +๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Hardhat Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ # Lesson 10: NextJS Smart Contract Lottery (Full Stack / Front End) -*[โŒจ๏ธ (16:34:07) Lesson 10: NextJS Smart Contract Lottery (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=59647s)* +_[โŒจ๏ธ (16:34:07) Lesson 10: NextJS Smart Contract Lottery (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=59647s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/nextjs-smartcontract-lottery-fcc @@ -1239,9 +1543,11 @@ yarn add --dev @nomiclabs/hardhat-ethers@npm:hardhat-deploy-ethers ethers @nomic โšก๏ธโšก๏ธ Live Demo Fleek: https://fancy-dream-3458.on.fleek.co/ ## Introduction -We move into using [NextJS](https://nextjs.org/) for our front end. NextJS is a [React framework](https://reactjs.org/) for building websites. + +We move into using [NextJS](https://nextjs.org/) for our front end. NextJS is a [React framework](https://reactjs.org/) for building websites. ### Optional Sub-Lesson: Full Stack Development & Other Libraries + - [6 Ways to connect your dapp to a wallet](https://www.youtube.com/watch?v=pdsYCkUWrgQ) - [NextJS Crash Course](https://www.youtube.com/watch?v=mTz0GXj8NN0) - Other React libraries: @@ -1259,318 +1565,479 @@ We move into using [NextJS](https://nextjs.org/) for our front end. NextJS is a - [Why use react?](https://www.freecodecamp.org/news/why-use-react-for-web-development/) ## NextJS Setup + - [NextJS Documentation](https://nextjs.org/learn/basics/create-nextjs-app) - [NextJS Minimal Ethers Example For Lottery](https://github.com/PatrickAlphaC/nextjs-ethers-introduction) ``` yarn create next-app . ``` + ## Manual Header I + - [What is a component?](https://www.w3schools.com/react/react_components.asp) - [jsx](https://reactjs.org/docs/introducing-jsx.html) - [Moralis](https://moralis.io/) - [React Moralis](https://github.com/MoralisWeb3/react-moralis) + ### React Hooks + - [What is a react hook?](https://reactjs.org/docs/hooks-overview.html) + ## Manual Header II + ## useEffect Hook + - [useEffect Hook](https://reactjs.org/docs/hooks-effect.html) - [More on useEffect](https://blog.logrocket.com/guide-to-react-useeffect-hook/) - [React Context](https://www.freecodecamp.org/news/react-context-for-beginners/) - [useEffect Firing Twice](https://stackoverflow.com/questions/60618844/react-hooks-useeffect-is-called-twice-even-if-an-empty-array-is-used-as-an-ar) + ## Local Storage + - [Local Storage](https://codinglead.co/javascript/what-is-localstorage) + ## isWeb3EnabledLoading + ## web3uikit + - [web3uikit](https://github.com/web3ui/web3uikit) - [web3uikit interactive docs](https://web3ui.github.io/web3uikit/?path=/story/1-web3-blockie--custom-seed) - [web3uikit connect button](https://web3ui.github.io/web3uikit/?path=/story/1-web3-connectbutton--default) + ## Introduction to Calling Functions in Nextjs + - [useWeb3Contract](https://github.com/MoralisWeb3/react-moralis#useweb3contract) + ### Automatic Constant Value UI Updater + - [ethers.utils.FormatTypes](https://docs.ethers.io/v5/api/utils/abi/fragments/#fragments--formats) + ### runContractFunction + - [Moralis Provider](https://github.com/MoralisWeb3/react-moralis#wrap-your-app-in-a-moralisprovider) - [useMoralis](https://github.com/MoralisWeb3/react-moralis#usemoralis) - [parseInt](https://www.w3schools.com/JSREF/jsref_parseint.asp) + ## useState + - [useState Hook](https://reactjs.org/docs/hooks-state.html) + ## Calling Functions in NextJS + ## useNotification + - Add `onError` to all your `runContractFunction` calls + ## Reading & Displaying Contract Data + ## A Note about `onSuccess` -- `onSuccess` just checks to see if MetaMask sends the transaction, not + +- `onSuccess` just checks to see if MetaMask sends the transaction, not + ## A Challenge to You + ## Tailwind & Styling + - [Learn CSS](https://www.w3schools.com/css/) - [Tailwindcss](https://tailwindcss.com/) - [PostCSS Extension](https://marketplace.visualstudio.com/items?itemName=csstools.postcss) - [Tailwind Extension](https://marketplace.visualstudio.com/items?itemName=bradlc.vscode-tailwindcss) - [Install Tailwind into NextJS](https://tailwindcss.com/docs/guides/nextjs) + ## Introduction to Hosting your Site -*[โŒจ๏ธ (18:12:50) Introdunction to Hosting your Site](https://youtu.be/gyMwXuJrbJQ?t=65570)* + +_[โŒจ๏ธ (18:12:50) Introdunction to Hosting your Site](https://youtu.be/gyMwXuJrbJQ?t=65570)_ + - [Vercel](https://vercel.com/) - [Moralis](https://moralis.io/) - [Netilfy](https://www.netlify.com/) - [IPFS](https://ipfs.io/) + ## IPFS -*[โŒจ๏ธ (18:15:14) IPFS](https://youtu.be/gyMwXuJrbJQ?t=65714)* + +_[โŒจ๏ธ (18:15:14) IPFS](https://youtu.be/gyMwXuJrbJQ?t=65714)_ + - [What is IPFS](https://www.youtube.com/watch?v=5Uj6uR3fp-U) - [IPFS](https://ipfs.io/) + ## Hosting on IPFS -*[โŒจ๏ธ (18:18:51) Hosting on IPFS](https://youtu.be/gyMwXuJrbJQ?t=65931)* + +_[โŒจ๏ธ (18:18:51) Hosting on IPFS](https://youtu.be/gyMwXuJrbJQ?t=65931)_ + - [IPFS Companion](https://chrome.google.com/webstore/detail/ipfs-companion/nibjojkomfdiaoajekhjakgkdhaomnch) - [Brave Browser](https://brave.com/) - `yarn build && yarn next export` + ## Hosting on IPFS & Filecoin using Fleek -*[โŒจ๏ธ (18:25:45) Hosting on IPFS & Filecoin using Fleek](https://youtu.be/gyMwXuJrbJQ?t=66345)* + +_[โŒจ๏ธ (18:25:45) Hosting on IPFS & Filecoin using Fleek](https://youtu.be/gyMwXuJrbJQ?t=66345)_ + - [Fleek](https://fleek.co/) + ## Filecoin Overview -*[โŒจ๏ธ (18:31:28) Filecoin Overview](https://youtu.be/gyMwXuJrbJQ?t=66688)* + +_[โŒจ๏ธ (18:31:28) Filecoin Overview](https://youtu.be/gyMwXuJrbJQ?t=66688)_ + - [Special Guest Ally Haire](https://twitter.com/DeveloperAlly) - [IPFS URL of Ally's Video](ipfs://bafybeiasd6oxqiefoxgtskrokomexnb4zcq3fhwlcbyplx2paw65zmq2du) + ## Lesson 10 Recap # Lesson 11: Hardhat Starter Kit -*[โŒจ๏ธ (18:51:36) Lesson 11: Hardhat Starter Kit](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=67896s)* +_[โŒจ๏ธ (18:51:36) Lesson 11: Hardhat Starter Kit](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=67896s)_ ๐Ÿ’ป Code: https://github.com/smartcontractkit/hardhat-starter-kit # Lesson 12: Hardhat ERC20s -*[โŒจ๏ธ (18:59:24) Lesson 12: Hardhat ERC20s](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=68364s)* +_[โŒจ๏ธ (18:59:24) Lesson 12: Hardhat ERC20s](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=68364s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-erc20-fcc ## What is an ERC? What is an EIP? + - [What is an EIP?](https://eips.ethereum.org/) - [EIPs codebase](https://github.com/ethereum/EIPs) + ## What is an ERC20? + - [Video (using brownie/python)](https://youtu.be/8rpir_ZSK1g?t=39) - [EIP-20](https://eips.ethereum.org/EIPS/eip-20) - [ERC-677](https://github.com/ethereum/EIPs/issues/677) - [EIP-777](https://eips.ethereum.org/EIPS/eip-777) + ## Manually Creating an ERC20 Token + ## Creating an ERC20 Token with Openzeppelin + - [Openzeppelin](https://openzeppelin.com/) - [Openzeppelin Contracts](https://github.com/OpenZeppelin/openzeppelin-contracts) - [Solmate (Openzeppelin alternative)](https://github.com/Rari-Capital/solmate) + ## Lesson 12 Recap # Lesson 13: Hardhat DeFi & Aave -*[โŒจ๏ธ (19:16:13) Lesson 13: Hardhat DeFi & Aave](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=69373s)* +_[โŒจ๏ธ (19:16:13) Lesson 13: Hardhat DeFi & Aave](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=69373s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-defi-fcc ## What is DeFi? + - [What is DeFi?](https://chain.link/education/defi) - [DefiLlama](https://defillama.com/) + ## What is Aave? + - [Aave](https://aave.com/) - [My Previous Aave Video on Shorting Assets](https://www.youtube.com/watch?v=TmNGAvI-RUA) + ## Programmatic Borrowing & Lending + - [DAI](https://makerdao.com/en/) - [Uniswap](https://app.uniswap.org/) + ## WETH - Wrapped ETH + - [WETH Token Sepolia Etherscan](https://sepolia.etherscan.io/address/0xdd13E55209Fd76AfE204dBda4007C227904f0a81) - [WETH Token Mainnet](https://etherscan.io/token/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) + ## Forking Mainnet + - [Mainnet Forking](https://hardhat.org/hardhat-network/guides/mainnet-forking.html) + ## Depositing into Aave + - [Aave V2 Docs](https://docs.aave.com/developers/v/2.0/) - [Aave NPM](https://www.npmjs.com/package/@aave/protocol-v2) + ## Borrowing from Aave + - [Aave Borrowing FAQs](https://docs.aave.com/faq/borrowing) - [Health Factor](https://docs.aave.com/faq/borrowing#what-is-the-health-factor) - [Aave Risk Parameters](https://docs.aave.com/risk/asset-risk/risk-parameters) -## Repaying with Aave + +## Repaying with Aave + ## Visualizing the Transactions + - [aTokens](https://docs.aave.com/developers/v/1.0/developing-on-aave/the-protocol/atokens) + ## Lesson 13 Recap + ## Happy Bow-Tie Friday with Austin Griffith + - [Special Guest Austin Griffith](https://twitter.com/austingriffith)! -- [Speed Run Ethereum](https://speedrunethereum.com/) -### More DeFi Learnings: +- [Speed Run Ethereum](https://speedrunethereum.com/) + +### More DeFi Learnings: + - [Defi-Minimal](https://github.com/smartcontractkit/defi-minimal/tree/main/contracts) - [Defi Dad](https://www.youtube.com/channel/UCatItl6C7wJp9txFMbXbSTg) - # Lesson 14: Hardhat NFTs (EVERYTHING you need to know about NFTs) -*[โŒจ๏ธ (20:28:51) Lesson 14: Hardhat NFTs ](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=73731s)* +_[โŒจ๏ธ (20:28:51) Lesson 14: Hardhat NFTs ](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=73731s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-nft-fcc -## What is an NFT? +## What is an NFT? + - [Video](https://www.youtube.com/watch?v=9yuHz6g_P50) - [Optional: All on Chain SVG NFT](https://www.youtube.com/watch?v=9oERTH9Bkw0) - [EIP-721](https://eips.ethereum.org/EIPS/eip-721) + ## Code Overview + - [Opensea Testnet](https://testnets.opensea.io/) + ## Hardhat Setup + ## Basic NFT -### Write Tests + +### Write Tests + - [Openzeppelin NFT](https://docs.openzeppelin.com/contracts/4.x/) + ## Random IPFS NFT + ### Mapping Chainlink VRF Requests + ### Creating Rare NFTs + ### Setting the NFT Image + ### Setting an NFT Mint Price + ### Deploy Script + ### Uploading Token Images with Pinata + - [Pinata](https://pinata.cloud) - [nft.storage](https://nft.storage) - [Pinata NPM](https://www.npmjs.com/package/@pinata/sdk) - [Pinata Docs](https://docs.pinata.cloud/) + ### Uploading Token URIs (metadata) with Pinata + ### Deploying + ### Tests + ## Dynamic SVG On-Chain NFT + - [Patrick's Original Video](https://www.youtube.com/watch?v=9oERTH9Bkw0) + ### What is an SVG? + - [SVG Tutorial](https://www.w3schools.com/graphics/svg_intro.asp) - [On-Chain SVG Example](https://opensea.io/assets/matic/0x291ff90b9c410f56e047599bfee6b585c0c484d7/2) -### Initial Code + +### Initial Code + ### Base64 Encoding + - [Base64 Encoding](https://en.wikipedia.org/wiki/Base64) - [Example Encoder](https://base64.guru/converter/encode/image/svg) - [base64-sol](https://www.npmjs.com/package/base64-sol/v/1.0.1) + ## Advanced: EVM Opcodes, Encoding, and Calling + ### abi.encode & abi.encodePacked + - [abi.encode](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) - [abi.encodePacked](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=cheatsheet#global-variables) -Thanks to [Alex Roan](https://twitter.com/alexroan) for his help on this session! + Thanks to [Alex Roan](https://twitter.com/alexroan) for his help on this session! - [Example Contract Creation Transaction](https://etherscan.io/tx/0x112133a0a74af775234c077c397c8b75850ceb61840b33b23ae06b753da40490) -What REALLY is the ABI? + What REALLY is the ABI? - [EVM Opcodes](https://www.evm.codes/) - [More EVM Opcodes](https://github.com/crytic/evm-opcodes) - [Solidity Cheatsheet](https://docs.soliditylang.org/en/latest/cheatsheet.html?highlight=encodewithsignature) - [abi.encode vs abi.encodePacked](https://ethereum.stackexchange.com/questions/91826/why-are-there-two-methods-encoding-arguments-abi-encode-and-abi-encodepacked) + ### Introduction to Encoding Function Calls Directly + ### Introduction to Encoding Function Calls Recap + ### Encoding Function Calls Directly + - [Function Selector](https://blog.openzeppelin.com/deconstructing-a-solidity-contract-part-iii-the-function-selector-6a9b6886ea49/) -- [Function Signature](https://twitter.com/PatrickAlphaC/status/1517156225670078465) +- [Function Signature](https://twitter.com/PatrickAlphaC/status/1517156225670078465) + ### Creating an NFT TokenURI on-Chain + ### Making the NFT Dynamic + ### Deploy Script + ## Deploying the NFTs to a Testnet -## Lesson 14 Recap +## Lesson 14 Recap Extra credit: - - [Deconstructing Solidity](https://blog.openzeppelin.com/deconstructing-a-solidity-contract-part-ii-creation-vs-runtime-6b9d60ecb44c/) - - [Knowing and controlling your Smart Contract Address](https://www.youtube.com/watch?v=56K0FdosZ8g) - - [From Solidity to byte code](https://www.youtube.com/watch?v=RxL_1AfV7N4) + +- [Deconstructing Solidity](https://blog.openzeppelin.com/deconstructing-a-solidity-contract-part-ii-creation-vs-runtime-6b9d60ecb44c/) +- [Knowing and controlling your Smart Contract Address](https://www.youtube.com/watch?v=56K0FdosZ8g) +- [From Solidity to byte code](https://www.youtube.com/watch?v=RxL_1AfV7N4) # Lesson 15: NextJS NFT Marketplace (If you finish this lesson, you are a full-stack MONSTER!) -*[โŒจ๏ธ (23:37:03) Lesson 15: NextJS NFT Marketplace (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=85023s)* +_[โŒจ๏ธ (23:37:03) Lesson 15: NextJS NFT Marketplace (Full Stack / Front End)](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=85023s)_ ## Large Update, please read Moralis has recently updated to a self-hosted server over their own server. For this, you can do one of the following: + - [Learn how to run one yourself](https://www.youtube.com/watch?v=9GtysZs-FrA) - Follow along to learn the concepts of this more interactive app, without actually coding along - Skip to the section where we interact with the graph -TL;DR: TheGraph code should work exactly the same as the video, however the Moralis code will not. +TL;DR: TheGraph code should work exactly the same as the video, however the Moralis code will not. -๐Ÿ’ป Code: - - Backend (Contracts): https://github.com/PatrickAlphaC/hardhat-nft-marketplace-fcc - - Frontend (Moralis Indexer): https://github.com/PatrickAlphaC/nextjs-nft-marketplace-moralis-fcc - - Frontend (TheGraph Indexer): https://github.com/PatrickAlphaC/nextjs-nft-marketplace-thegraph-fcc - - The Graph: https://github.com/PatrickAlphaC/graph-nft-marketplace-fcc +๐Ÿ’ป Code: -Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with this section. +- Backend (Contracts): https://github.com/PatrickAlphaC/hardhat-nft-marketplace-fcc +- Frontend (Moralis Indexer): https://github.com/PatrickAlphaC/nextjs-nft-marketplace-moralis-fcc +- Frontend (TheGraph Indexer): https://github.com/PatrickAlphaC/nextjs-nft-marketplace-thegraph-fcc + - The Graph: https://github.com/PatrickAlphaC/graph-nft-marketplace-fcc + +Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with this section. ## Introduction + - [Opensea](https://opensea.io/) - [Artion](https://github.com/Fantom-foundation/Artion-Contracts) + ## Part I: NFT Marketplace Contracts + ### Hardhat Setup + ### NftMarketplace.sol + - [Pull Over Push](https://fravoll.github.io/solidity-patterns/pull_over_push.html) + ## Reentrancy + - [Reentrancy](https://solidity-by-example.org/hacks/re-entrancy) - [Rekt.news](https://rekt.news/leaderboard/) - [Openzeppelin NonReentrant](https://docs.openzeppelin.com/contracts/4.x/api/security#ReentrancyGuard) + ### NftMarketplace.sol - Continued + ### NftMarketplace.sol - Deploy Script + ### NftMarketplace.sol - Tests + ### NftMarketplace.sol - Scripts ## Part II: Moralis Front End + ### What is Moralis? + - [Special Guest Ivan Liljeqvist](https://twitter.com/IvanOnTech) + ### NextJS Setup + - [Link NextJS](https://nextjs.org/docs/api-reference/next/link) + ### Adding Tailwind + - [Tailwind with NextJS](https://tailwindcss.com/docs/guides/nextjs) + ### Introduction to Indexing in Web3 + - [TheGraph](https://thegraph.com/en/) - [Moralis](https://moralis.io/) + ### Connecting Moralis to our Local Hardhat Node + - [NextJS Environment Variables](https://nextjs.org/docs/basic-features/environment-variables) - [Reverse Proxy FRP](https://github.com/fatedier/frp/releases) - [Docs](https://docs.moralis.io/moralis-dapp/web3/setting-up-ganache) - [Trouble Shooting](https://docs.moralis.io/faq#frpc) - [Moralis Forum](https://forum.moralis.io/) - [Moralis Admin CLI](https://docs.moralis.io/moralis-dapp/tools/moralis-admin-cli) + ### Moralis Event Sync + - [Moralis Add Event Sync From Code](https://docs.moralis.io/moralis-dapp/connect-the-sdk/connect-using-node#add-new-event-sync-from-code) + #### Reset Local Chain + ### Moralis Cloud Functions + - [Moralis Cloud Functions](https://docs.moralis.io/moralis-dapp/cloud-code/cloud-functions) - [Moralis Logging](https://docs.moralis.io/moralis-dapp/tools/moralis-admin-cli#get-logs) - [Hardhat Network Reference](https://hardhat.org/hardhat-network/reference/) -- Moralis Database only confirms a transaction with a block confirmation - so we need to move blocks on our hardhat local node. +- Moralis Database only confirms a transaction with a block confirmation - so we need to move blocks on our hardhat local node. - [Moralis Triggers](https://docs.moralis.io/moralis-dapp/cloud-code/triggers) + #### Practice Resetting the Local Chain + ### Moralis Cloud Functions II + ### Querying the Moralis Database + - [Moralis Queries](https://docs.moralis.io/moralis-dapp/database/queries) + ### Rendering the NFT Images + - [useNFTBalance](https://github.com/MoralisWeb3/react-moralis#usenftbalances) - [fetch](https://www.npmjs.com/package/node-fetch) - [next/image](https://nextjs.org/docs/api-reference/next/image#loader-configuration) + ### Update Listing Modal + ### Buy NFT Listing + ### Listing NFTs for Sale + - [web3uikit Form](https://web3uikit.com/) ## Part III: TheGraph Front End + ### Introduction -### What is The Graph? + +### What is The Graph? + - [Special Guest Nader Dabit](https://twitter.com/dabit3) + ### Building a Subgraph + - [Example Subgraphs](https://thegraph.com/explorer/) - [The Graph Studio](https://thegraph.com/studio/) - [GraphQL VSCode Extension](https://marketplace.visualstudio.com/items?itemName=GraphQL.vscode-graphql) - [GraphQL](https://graphql.org/) + ### Deploying our Subgraph + - [GraphQL Queries](https://www.tutorialspoint.com/graphql/graphql_query.htm) + ### Reading from The Graph + - [@apollo/client](https://www.npmjs.com/package/@apollo/client) - [gql](https://www.npmjs.com/package/gql) - [The Graph Docs](https://thegraph.com/docs/en/) + ### Hosting our Dapp -๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Front End Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ +๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed Front End Basics! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ # Lesson 16: Hardhat Upgrades -*[โŒจ๏ธ (28:53:11) Lesson 16: Hardhat Upgrades](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=103991s)* +_[โŒจ๏ธ (28:53:11) Lesson 16: Hardhat Upgrades](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=103991s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-upgrades-fcc ## Upgradable Smart Contracts Overview + - [Optional Video](https://www.youtube.com/watch?v=bdXJmWajZRY) - [Links from Video] + ## Types of Upgrades + 1. Parameter 2. Social Migrate 3. Proxy @@ -1581,30 +2048,39 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi 3. [Transparent](https://blog.openzeppelin.com/the-transparent-proxy-pattern/) 4. [UUPS](https://forum.openzeppelin.com/t/uups-proxies-tutorial-solidity-javascript/7786) 5. [Diamond](https://eips.ethereum.org/EIPS/eip-2535) + ## Delegatecall + - [delegatecall (solidity-by-example)](https://solidity-by-example.org/delegatecall) - [Yul](https://docs.soliditylang.org/en/latest/yul.html) + ## Small Proxy Example + - [EIP 1967](https://eips.ethereum.org/EIPS/eip-1967) -## Transparent Upgradable Smart Contract + +## Transparent Upgradable Smart Contract + - [Hardhat-deploy Proxies](https://github.com/wighawag/hardhat-deploy#deploying-and-upgrading-proxies) - [Openzeppelin Upgrades Plugin](https://docs.openzeppelin.com/upgrades-plugins/1.x/) - [Openzeppelin upgrades tutorial](https://forum.openzeppelin.com/t/openzeppelin-upgrades-step-by-step-tutorial-for-hardhat/3580) - [hardhat deploy upgrades examples](https://github.com/wighawag/template-ethereum-contracts/tree/examples/openzeppelin-proxies/deploy) - # Lesson 17: Hardhat DAOs -*[โŒจ๏ธ (29:45:24) Lesson 17: Hardhat DAOs](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=107124s)* +_[โŒจ๏ธ (29:45:24) Lesson 17: Hardhat DAOs](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=107124s)_ โฌ†๏ธ Up-to-date code: https://github.com/PatrickAlphaC/dao-template ๐Ÿ’ป Code from video: https://github.com/PatrickAlphaC/hardhat-dao-fcc ## Introduction + ## What is a DAO? + - [What is a DAO?](https://www.youtube.com/watch?v=X_QKZzd68ro) + ## How to build a DAO + - [How to build a DAO](https://www.youtube.com/watch?v=AhJtmUqhAqg) - That's Patrick - [PY Code](https://github.com/brownie-mix/dao-mix) @@ -1616,69 +2092,76 @@ Special thanks to [Matt Durkin](https://twitter.com/mdurkin92) for help with thi # Lesson 18: Security & Auditing -*[โŒจ๏ธ (31:28:32) Lesson 18: Security & Auditing ](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=113312s)* +_[โŒจ๏ธ (31:28:32) Lesson 18: Security & Auditing ](https://www.youtube.com/watch?v=gyMwXuJrbJQ&t=113312s)_ ๐Ÿ’ป Code: https://github.com/PatrickAlphaC/hardhat-security-fcc ## Introduction + - [Readiness Guide](https://learn.openzeppelin.com/security-audits/readiness-guide) + ## Slither + - [Install python](https://www.python.org/downloads/) - [Slither](https://github.com/crytic/slither#how-to-install) - [solc-select](https://github.com/crytic/solc-select) - [Fuzz testing](https://en.wikipedia.org/wiki/Fuzzing) + ## Fuzzing and Eth Security Toolbox + - [Echidna](https://github.com/crytic/echidna) - [Docker Install](https://docs.docker.com/get-docker/) - [Eth-Security-ToolBox](https://github.com/trailofbits/eth-security-toolbox) + ## Closing Thoughts -- [Best Practices](https://consensys.github.io/smart-contract-best-practices/) -- [Attacks](https://consensys.github.io/smart-contract-best-practices/attacks/) - - [Oracle Attacks](https://hackernoon.com/how-dollar100m-got-stolen-from-defi-in-2021-price-oracle-manipulation-and-flash-loan-attacks-explained-3n6q33r1) - - [Re-entrancy Attacks](https://quantstamp.com/blog/what-is-a-re-entrancy-attack) -- [Damn Vulnerable Defi](https://www.damnvulnerabledefi.xyz/) -- [Ethernaut](https://ethernaut.openzeppelin.com/) -- Some Auditors: - - [OpenZeppelin](https://openzeppelin.com/) - - [SigmaPrime](https://sigmaprime.io/) - - [Trail of Bits](https://www.trailofbits.com/) + +- [Best Practices](https://consensys.github.io/smart-contract-best-practices/) +- [Attacks](https://consensys.github.io/smart-contract-best-practices/attacks/) + - [Oracle Attacks](https://hackernoon.com/how-dollar100m-got-stolen-from-defi-in-2021-price-oracle-manipulation-and-flash-loan-attacks-explained-3n6q33r1) + - [Re-entrancy Attacks](https://quantstamp.com/blog/what-is-a-re-entrancy-attack) +- [Damn Vulnerable Defi](https://www.damnvulnerabledefi.xyz/) +- [Ethernaut](https://ethernaut.openzeppelin.com/) +- Some Auditors: + - [OpenZeppelin](https://openzeppelin.com/) + - [SigmaPrime](https://sigmaprime.io/) + - [Trail of Bits](https://www.trailofbits.com/) # Congratulations -๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed The Course! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ +๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ Completed The Course! ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ๐ŸŽŠ ## Where do I go now? ### Learning More -- [CryptoZombies](https://cryptozombies.io/) -- [Patrick Collins](https://www.youtube.com/channel/UCn-3f8tw_E1jZvhuHatROwA) -- [Dapp University](https://www.youtube.com/channel/UCY0xL8V6NzzFcwzHCgB8orQ) -- [ChainShot](https://www.chainshot.com/courses) -- [Cami Ramos Garzon](https://twitter.com/camiinthisthang) -- [Albert Hu](https://twitter.com/thatguyintech) -- [Ivan Liljeqvist](https://twitter.com/IvanOnTech) -- [Ally Haire](https://twitter.com/DeveloperAlly) -- [Stephen Fluin](https://twitter.com/stephenfluin) -- [Eat the Blocks](https://www.youtube.com/channel/UCZM8XQjNOyG2ElPpEUtNasA) -- [Austin Griffith](https://www.youtube.com/channel/UC_HI2i2peo1A-STdG22GFsA) -- [Nader Dabit](https://www.youtube.com/user/boyindasouth) -- [Ethereum.org](https://ethereum.org/en/) +- [CryptoZombies](https://cryptozombies.io/) +- [Patrick Collins](https://www.youtube.com/channel/UCn-3f8tw_E1jZvhuHatROwA) +- [Dapp University](https://www.youtube.com/channel/UCY0xL8V6NzzFcwzHCgB8orQ) +- [ChainShot](https://www.chainshot.com/courses) +- [Cami Ramos Garzon](https://twitter.com/camiinthisthang) +- [Albert Hu](https://twitter.com/thatguyintech) +- [Ivan Liljeqvist](https://twitter.com/IvanOnTech) +- [Ally Haire](https://twitter.com/DeveloperAlly) +- [Stephen Fluin](https://twitter.com/stephenfluin) +- [Eat the Blocks](https://www.youtube.com/channel/UCZM8XQjNOyG2ElPpEUtNasA) +- [Austin Griffith](https://www.youtube.com/channel/UC_HI2i2peo1A-STdG22GFsA) +- [Nader Dabit](https://www.youtube.com/user/boyindasouth) +- [Ethereum.org](https://ethereum.org/en/) ### Community -- [Twitter](https://twitter.com/PatrickAlphaC) -- [Hardhat Discord](https://hardhat.org/discord) -- [Ethereum Python Community Discord](https://discord.gg/9zk7snTfWe) -- [Chainlink Discord](https://discord.gg/2YHSAey) -- [Ethereum Discord](https://ethereum.org/en/) -- [Reddit ethdev](https://www.reddit.com/r/ethdev/) +- [Twitter](https://twitter.com/PatrickAlphaC) +- [Hardhat Discord](https://hardhat.org/discord) +- [Ethereum Python Community Discord](https://discord.gg/9zk7snTfWe) +- [Chainlink Discord](https://discord.gg/2YHSAey) +- [Ethereum Discord](https://ethereum.org/en/) +- [Reddit ethdev](https://www.reddit.com/r/ethdev/) ### Hackathons -- [CL Hackathon](https://chain.link/hackathon) -- [ETHGlobal](https://ethglobal.com/) -- [ETHIndia](https://ethindia.co/) +- [CL Hackathon](https://chain.link/hackathon) +- [ETHGlobal](https://ethglobal.com/) +- [ETHIndia](https://ethindia.co/) Be sure to check out project grant programs! @@ -1692,5 +2175,3 @@ Thanks to everyone who is taking, participating in, and working on this course. [![Patrick Collins YouTube](https://img.shields.io/badge/YouTube-FF0000?style=for-the-badge&logo=youtube&logoColor=white)](https://www.youtube.com/channel/UCn-3f8tw_E1jZvhuHatROwA) [![Patrick Collins Linkedin](https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white)](https://www.linkedin.com/in/patrickalphac/) [![Patrick Collins Medium](https://img.shields.io/badge/Medium-000000?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@patrick.collins_58673/) - -