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 ...

React and d3.js have an interesting relationship. React is all about declarative rendering of components and D3.js is all about imperatively manipulating DOM elements.

Beyond the usual quick tips, let's look at both the business case and the technical side of keeping React bundles lean.

SEO-friendly React The App.js example for React demonstrates routing SEO friendly paths to URLs that don’t rely on fragments for SPA-style virtual page views.