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 ...

‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful!

If you're an aspiring web developer or completely new to coding, JavaScript is a great start. We've put together some of the best free and paid online courses to help you learn this popular coding ...