Promises are still relatively new and this means that there are asynchronous functions that don't make use of them. This leads on to the need to promisify existing and future code. In this extract ...

A big problem of approaches like doEvents and hence to async and wait is that they provide no obvious protection against the reentrancy problem. Reentrancy is what it sounds like – it is when a thread ...

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 ...