Posts tagged #javascript — Page 4

Astro Actions let you define backend functions once and call them from HTML forms or client JavaScript with full type safety — no REST endpoints, no manual fetch, no type casting.

Vite 8 replaces its dual esbuild/Rollup pipeline with Rolldown, a Rust-based bundler that delivers 10–30x faster production builds — and real teams are already seeing dramatic results.

CSS scroll-driven animations let you create silky-smooth scroll effects — progress bars, reveal animations, parallax — using pure CSS with zero JavaScript.

The old window.ethereum trick breaks when users have multiple wallets installed. Here's how EIP-6963 and wagmi v2 solve multi-wallet discovery cleanly, with real TypeScript examples.

TypeScript 7.0 rewrites the compiler in Go, cutting build times by up to 10x. Here's what changed, what it means for your projects, and how to try it right now.

React Compiler v1.0 landed in production-ready form and it automatically handles the memoization patterns you used to write by hand — here's what changed, how to set it up, and what it means for your day-to-day React code.

An introduction to Svelte 5 runes — the explicit reactive primitives ($state, $derived, $effect, $props) that replace Svelte 4's magic $: syntax and make reactivity predictable, composable, and no longer limited to .svelte files.

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 arithmetic readable without moment.js or date-fns.