Figure 1. Web apps are built in HTML, CSS, and JavaScript. It doesn’t matter whether your web app was written using React or some other library, such as Angular, Knockout, or jQuery.

Learn the key concepts behind React and how to use JSX elements and components to build lean and fast web front ends React, also known as ReactJS, is an open source JavaScript library for building ...

Obviously, I think the combination of JSX, React and TypeScript is cool. I showed how to create a simple "Hello, World" Typescript/JSX+React Web page in a previous column (that included showing how to ...