The preventExtensions method in JavaScript prevents new properties from being added to an object by marking it non-extensible. Here’s what you need to know.
Node.js is an open-source server that works on multiple operating systems and is useful for both front- and back-end applications. This tutorial explains how to install it on your machine.
AJAX makes websites faster and more responsive to user input, which creates a better user experience. Here’s how AJAX works and how you can get started.
