Beginners need to learn them, but they’re also great brain refreshers for JavaScript veterans. Let’s take a look at the JavaScript language features every developer needs.

To use Scratchpad, head to Tools >> Web Developer >> Scratchpad, which will bring up a new, smaller window with a rudimentary text editor in it. Write your code, select some (or all) of it and ...

JavaScript can be a boon if used with care—or a bane if used recklessly. Here are the 10 JavaScript concepts you’ll need to write scalable code in Node.js.