A lightning-fast crash course on JavaScript, the world’s most popular programming language. From its 1995 origins as Mocha in ...

Asynchronous programming in JavaScript leverages features like callbacks, promises and async/await to sidestep this issue by allowing other code to run in the meantime.

I’ve previously covered the basics of JavaScript promises and how to use the async/await keywords to simplify your existing asynchronous code.

You’ve learned the basics of JavaScript promises and how to use async / await to simplify asynchronous code. Now learn four ways promises can trick you, and how to resolve them.