ES2021 edition of “JavaScript for impatient programmers” - impatient-js-es2021.md... (more…)

There are many approaches to deal with deeply asynchronous code in JavaScript. One of the most popular option is to use promises. I don’t… (more…)

How to quickly write property tests and include them with your favorite testing suite.… (more…)

Note: This is part of the “Composing Software” series on learning functional programming and compositional software techniques in… (more…)

If you know the ins and outs of lenses, including when and how to use them, then this walkthrough might not be for you. For everyone else, who might or might not have heard about lenses, this write…