Posts tagged #web-apis — Page 4

A deep dive into the CSS Anchor Positioning API — how anchor-name, position-anchor, position-area, and position-try-fallbacks let you build tooltips and floating elements entirely in CSS, no JavaScript or Floating UI required.

A guide to the CSS customizable select — how appearance: base-select unlocks full styling of native dropdowns including custom icons, rich option content, and picker pseudo-elements, without sacrificing accessibility or dropping in a JS library.

A practical introduction to the JavaScript Temporal API — the ES2026 replacement for Date that gets types right, handles timezones properly, and makes date arithmetic readable without moment.js or date-fns.

Edge functions run your code in data centers close to users, eliminating the latency of a centralized origin server. Here's what they're good for and how to build with them.

PWAs have matured significantly. Between Workbox's caching strategies, the Background Sync API, and the Web App Manifest improvements, building offline-capable apps is more practical than ever.

JavaScript is single-threaded, but that doesn't mean your UI has to freeze during heavy computation. Web Workers give you real parallel execution — here's how to use them well.

Signals are already powering reactivity in Solid, Preact, and Angular. Now there's a TC39 proposal to bring them to the JavaScript language itself — here's what that means.

The View Transitions API lets you animate between page states with just a few lines of CSS and JavaScript. Here's how it works and where it shines.

You don't need a backend to run AI anymore. Transformers.js lets you run Hugging Face models directly in the browser or Node.js — here's how to get started.