Posts tagged #javascript — Page 5

An introduction to Svelte 5 runes — the explicit reactive primitives ($state, $derived, $effect, $props) that replace Svelte 4's magic $: syntax and make…

Biome is a Rust-based toolchain that replaces ESLint and Prettier with a single fast binary. Here's what it does well, where it falls short, and how to migrate.

A practical introduction to the JavaScript Temporal API — the ES2026 replacement for Date that gets types right, handles timezones properly, and makes date…

Edge functions run your code in data centers close to users, eliminating the latency of a centralized origin server.

PWAs have matured significantly. Between Workbox's caching strategies, the Background Sync API, and the Web App Manifest improvements, building…

Node.js 22 became the active LTS in October 2024, bringing a native test runner, built-in watch mode, require() for ES modules, and much more.

Zustand is a minimal global state library for React that skips the boilerplate entirely. Here's how it works, when to reach for it, and patterns that scale…

TanStack Query v5 cleaned up the API, unified the mental model, and added first-class support for infinite queries and streaming.

JavaScript is single-threaded, but that doesn't mean your UI has to freeze during heavy computation.