JavaScript is the number one most essential high-income technical skill you can have in your toolkit as a developer You wouldn't be a developer without knowing ...

These days, there’s no dearth of great resources for learning to code. Here’s another great one, a 21-chapter book posted online and chock full of JavaScript training. Eloquent JavaScript is written ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. TL;DR: A wide range of free ...