humanwhocodes

Introducing Env: A better way to read environment variables in JavaScript

Feb 16, 20219 min read

This post originally appeared on the Human Who Codes blog on February 16, 2021. If you write server-side JavaScript, chances are you've need to read...

Creating a JavaScript promise from scratch, part 7: Unhandled promise rejections

Jan 19, 202129 min read

This post originally appeared on the Human Who Codes blog on January 19, 2021. When promises were introduced in ECMAScript 2015, they had an...

Creating a JavaScript promise from scratch, Part 6: Promise.all() and Promise.allSettled()

Dec 16, 202017 min read

This post originally appeared on the Human Who Codes blog on December 16, 2020. In my last post, I walked you through the creation of the...

Creating a JavaScript promise from scratch, Part 4: Promise.resolve() and Promise.reject()

Oct 13, 20208 min read

This post originally appeared on the Human Who Codes blog on October 13, 2020. When you create a promise with the Promise constructor, you're creating...

Creating a JavaScript promise from scratch, Part 3: then(), catch(), and finally()

Oct 6, 202030 min read

This post originally appeared on the Human Who Codes blog on October 6, 2020. In my first post of this series, I explained how the Promise constructor...

Creating a JavaScript promise from scratch, Part 2: Resolving to a promise

Sep 29, 20209 min read

This post originally appeared on the Human Who Codes blog on September 29, 2020. In my first post of this series, I explained how the Promise...