In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Why it matters: JavaScript was officially unveiled in 1995 and now powers the overwhelming majority of the modern web, as well as countless server and desktop projects. The language is one of the core ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

This tutorial provides a comprehensive guide to JavaScript Map and Set, explaining their differences, use cases, and how to effectively utilize them. JavaScript offers a rich set of data structures ...

Have you ever felt like you needed to start over and press the refresh button? Well, that's exactly what you can do with a simple JavaScript technique. Whether you're a beginner or an experienced ...

What is AJAX (Asynchronous JavaScript and XML)? AJAX (Asynchronous JavaScript and XML) is a technique aimed at creating better and faster interactive web apps by combining several programming tools, ...