Asynchronous code (async code) says: go do something while I do other things, then let me know what happened when the results are ready. Also known as concurrency, async is important in a variety of ...

Understanding asynchronous programming is akin to unlocking a powerful toolset for building efficient and responsive web applications. Asynchronous programming is essential to modern JavaScript ...

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 ...

I keep hitting a code pattern in javascript that I'm having trouble writing in a readable, non-ugly pattern. (FWIW, I'm just transitioning back to javascript after being away. I might be missing a ...

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 ...

Overview: Strong fundamentals in data types, scope and closures boost interview performance.Understanding promises and event ...