Adding animations to your website with Lottie

Published on 27/01/2025

Don't know Lottie yet? Then get ready to become a fan of this type of animation that works across we...

A "sparse array" in JavaScript is an array in which some elements are missing—meaning there are "holes" between the indices, rather than the array containing consecutive elements with actual values (including `undefined`) at every index.

Published on 21/01/2025

An array with one fewer item, which breaks the behavior of certain functions native to JavaScript!

# How do you use a controller in JavaScript?

Published on 16/12/2024

You're programming a web browser game with JavaScript and you want to add gamepad control? Nothing c...

What is the difference between the internet and the web?

Published on 09/12/2024

When talking about the Internet and the Web, these terms are sometimes used interchangeably, when in...

Understanding the useMemo hook in React

Published on 02/12/2024

How, or rather how, to handle derived values in React, and optimize the rendering of your components...

Preventing the scrollbar from changing the layout of a web page

Published on 20/05/2024

Being able to manage the space taken up by the scrollbar directly in CSS is a real win for the user ...

How to convert a Map into an Object in JavaScript?

Published on 28/03/2024

Even though a Map looks like a regular object in JavaScript, converting from one to the other isn't ...

Adding a custom font to a web page

Published on 11/03/2024

Tired of the default fonts available on every machine? Here's how to add new ones to your website!

What are the update timelines for web browser plugins?

Published on 27/02/2024

You've published an extension (a plugin) for Chrome, Firefox, Edge, or even Safari, and you're eager...

10 simple tips for spotting a fraudulent e-commerce site

Published on 19/02/2024

Knowing these few techniques can save you from some serious problems.