The first time I ever encountered a regular expression was many years ago now, but I still remember my first thoughts on it: What is this string-like thing? I don’t want to touch it, it looks scary. I ...

I'm trying to decode some data in Javascript and I thought regular expressions might help. The data is a string like so: I'm trying to avoid using a loop to then split(",") each array item. So is ...

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language. JSX is a way to write HTML inside of JavaScript, ...

We’ll start with the most far-reaching addition, which the spec describes as “a new Iterator global with associated static and prototype methods for working with iterators.” The most exciting part of ...