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

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 ...

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

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 ...

This tutorial provides a comprehensive guide to JavaScript Map and Set, explaining their differences, use cases, and how to use them.

This JavaScript tutorial that’s currently doing the rounds on sites like Reddit is a great example, then, as it’s based on the PlayStation 5’s user interface.