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.

Promises and async/await JavaScript and Node let you perform many tasks at the same time in a “non-blocking” way. This means you can tell the platform to do several things at once, without ...