React proves libraries don't have to be written in TypeScript to be good at TypeScript. (more…)

In order to ensure that our website runs as fast and efficiently as possible, we often use performance analysis tools to take a look at what is happening inside the browser, specifically on more constrained devices such as Mobile Phones. It was during one... (more…)

You probably have seen files with a file extension like .d.ts in some JavaScript or TypeScript projects (libraries or frameworks) before and you wondered what… (more…)

Extension for Visual Studio Code - TypeScript errors, translated for humans... (more…)

This PR expands upon #13604 to add support for mixin classes and constructors. The PR includes type system support for the ECMAScript 2015 mixin class pattern described here and here as well as rul...