If you’ve gone through Thau’s basic JavaScript tutorial (or you already know a bunch about the subject), Thau’s advanced JavaScript course is just for you. In the previous tutorial, Thau ...

This detailed tutorial shows how to implement pure functions in JavaScript that are deterministic and referentially transparent, and create no side effects.

What is freeCodeCamp? When you sign up for freeCodeCamp, you join a nonprofit organization that provides free access to coding classes to just about anyone.

JavaScript is a flexible language, allowing for all sorts of styles and programming paradigms. Although this breadth sometimes comes at a cost to readability or consistency across a code base, it ...

There’s a lot you can do with JavaScript: Images can swap when you move a mouse over them, form elements can influence each other on the fly, and calculations can be made without having to ...