Using JavaScript, you can radically transform HTML documents, adding functionality to static web pages and even creating full-blown web applications. At its core, JavaScript can do anything that any ...

TL;DR Introduction The Content Security Policy (CSP) is a layer of security for web applications that helps detect and stop ...

Largest Contentful Paint (LCP) measures how long it takes a page to display the largest element — an image, text block, or video visible in the viewport — from the moment the user first landed on the ...