Promises, handlers, and chains are foundations of modern JavaScript, but they can be tricky. Here are four common traps to ...

Developers use JavaScript promises to model asynchronous operations in web and server-side programs. Here's a quick look at five ways to use promises in your code. Promises are a central mechanism ...

Its purpose is to let developers test if a JavaScript object is a "Promise," with the function returning a boolean result of yes or no when used in production. Despite being just two lines of code ...

This JavaScript thing might just catch on. The world's most popular programming language is starting to look like a real programming language, with classes, modules, promises and more. There's even a ...