This episode is all about hooks within React: useState, useEffect, useReducer, useContext, useRef, useMemo, and useCallback.SponsorsVercelVercel combines the best developer experience with an obsessive focus on end-user performance. Their platform enables frontend teams to do their best work. It is the best place to deploy any frontend app. Start by deploying with zero configuration to their global edge network. Scale dynamically to millions of pages without breaking a sweat.For more information, visit Vercel.comZEAL is hiring!ZEAL is a computer software agency that delivers “the world’s most zealous” and custom solutions. The company plans and develops web and mobile applications that consistently help clients draw in customers, foster engagement, scale technologies, and ensure delivery.ZEAL believes that a business is “only as strong as” its team and cares about culture, values, a transparent process, leveling up, giving back, and providing excellent equipment. The company has staffers distributed throughout the United States, and as it continues to grow, ZEAL looks for collaborative, object-oriented, and organized individuals to apply for open roles.For more information visit softwareresidency.com/careersDatoCMSDatoCMS is a complete and performant headless CMS built to offer the best developer experience and user-friendliness in the market. It features a rich, CDN-powered GraphQL API (with realtime updates!), a super-flexible way to handle dynamic layouts and structured content, and best-in-class image/video support, with progressive/LQIP image loading out-of-the-box."For more information, visit datocms.comShow Notes0:00 Introduction4:55 What was before React Hooks5:14 Class Based Components5:28 Functional Components6:19 Experience with Classes9:14 Benefits of React Hooks11:31 useState16:17 Sponsor: DatoCMS17:11 useEffect22:37 useReducer29:22 useContext32:42 Sponsor: ZEAL33:34 useRef35:42 useMemoWeb Dev Simplified, useMemo in 10 MinutesBen Awad39:08 useCallbackWeb Dev Simplified, useCallback in 8 MinutesBen Awad41:15 Sponsor: Vercel42:08 Grab Bag Questions42:27 Question #1: useState vs useContext44:28 Question #2: How can we pause rendering?46:51 Question #3: useRef vs. useState and in what condition will useState cause an infinite loop?48:19 Question #4: Do you actually use useCallback and useMemo?49:44 Question #5: What are some powerful ways you guys have used custom hooks within React?Custom Audio Player on YouTube51:44 Question #5: Forms with mobX, useState, mvvm, and Validation52:50 Picks and Plugs53:01 Amy's Pick: Paper Like Screen Protector53:26 Amy's Plug: SelfTeach.me YouTube Channel53:37 James's Pick: iPad Keyboard Case54:52 James's Plug: James Q Quick on YouTube