JavaScript could be the most widely used programming language in the world, but for many developers, its modern version looks very different from what they first learned. With the advent of ECMAScript ...

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 for ...

If you’re returning information from a then or catch handler, it will always be wrapped in a promise, if it isn’t a promise already. So, you never need to write code like this: If you are unsure if ...