React conquered XSS? Think again. That's the reality facing JavaScript developers in 2025, where attackers have quietly evolved their injection techniques to exploit everything from prototype ...

These four reactive frameworks are all popular options for building dynamic, scalable web apps in JavaScript. Here's help choosing the right one for you. The last time I compared the leading reactive ...

A critical security flaw has been disclosed in the Next.js React framework that could be potentially exploited to bypass authorization checks under certain conditions. The vulnerability, tracked as ...

This is a code repository for the corresponding YouTube video. In this tutorial we are going to build and deploy a real time chat application. Covered topics: React.js, Node.js, Express.js, and Socket ...

Smartphones have changed a lot of the ways we communicate. For some, texting is the primary or preferred form of communication. Within that group, some opt less for texting with words and instead use ...

Escape the single-threaded event loop in browsers and on the server. Here's how to use worker threads and web workers for modern multithreading in JavaScript. The JavaScript language is one of the ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

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 ...