JavaScript is the second-largest contributor to page weight, behind images, which means it can play a major role in slowing down the speed of your mobile site. Here's how you can reduce your reliance ...

Essentially a build system, Astro takes a promising new approach to front-end JavaScript. And it works with React, Svelte, Vue, and other popular frameworks. Astro is a new approach to the current ...

You click on a product page and wait seconds just to see the first image load. But why didn’t the image load? Because it might have been lazy-loaded. Lazy loading ...

Google’s Martin Splitt continues his JavaScript SEO video series with an episode explaining when JavaScript is worth worrying about. He also identifies the uses of JavaScript that are not worth ...