JavaScript

A Better Approach to Dark Mode on Your Website

Learn how to correctly implement a light/dark mode, reading the user preferences and allowing them to switch.

What Is a Higher Order Function?

Learn what higher-order functions are and why they are important in functional programming, and code some examples in Python and JavaScript.

Working with URL Parameters in JavaScript

Learn how to access and manipulate query string parameters and get their values in JavaScript. Use the results for tracking referrals, autocomplete, searching, and more.

Gift Ideas for Developers

A list of ideas and recommendations for holiday gifts for developers

Convert Web Pages into PDFs with Puppeteer and NodeJS

Learn how you can generate a PDF document from any web page using NodeJS, Puppeteer, and Chromium.

Learn Web Development: From Zero to Web Developer

Learning to code can be hard, you maybe don’t even know where to start. This guide has all you need to get you started on your web dev journey.

15 Must-Know JavaScript Array Methods

Master JavaScript arrays with these 15 methods and become a more productive JavaScript developer.

The Five React Hooks You Must Absolutely Learn as a Beginner

Every React developer must learn and understand the idea of hooks and all of these hooks in particular.

40+ Awesome Free APIs to Inspire Your Next Project

Whether you are building an app, or a front-end portfolio, this list of FREE APIs can be very handy.