Promises, handlers, and chains are foundations of modern JavaScript, but they can be tricky. Here are four common traps to watch out for.

Now that JavaScript has native support for promises, however, you can avoid hefty library downloads and use the APIs built into your users’ browsers.

Promises make asynchronous processing simple, consistent and easy to use. And, with TypeScript and Promises.TypeScript providing support for generic Promises, you get both type safety and IntelliSense ...