@GoToLoop This is not a complete answer, It’d be more helpful if you could add context for your replies beyond just linking to another place without any other information.
The reason that this is not working is because of browser restrictions, to load images with p5.js you need to be running a webserver. this might be a server in some other place on the internet or just running one on your localhost / on your local computer. Here are some good tips on running a local server in tandem with p5js: https://github.com/processing/p5.js/wiki/Local-server
the p5js-toolbar atom package I mentioned above fully takes care of this for you!