Posts on development — Page 2

One flaky widget shouldn't blank your whole app. Here's how Svelte's boundary element walls off failures, shows loading UI for await, and works during SSR.

npm, pnpm, Yarn, and Bun can all refuse package versions that are only hours old. Here's how each release-age gate works, why units differ, and where CI bites.

Container style queries hit Baseline in May 2026. Here's how to let a parent's custom property drive its children's styles, and the one gotcha to watch for.

Map and WeakMap now have getOrInsert and getOrInsertComputed, two methods that replace the check-then-set boilerplate every JavaScript codebase is full of.

Astro's live content collections fetch CMS and API data at request time with the same typed API as build-time collections, and route caching keeps them fast.

Nuxt 4.4 added createUseFetch and createUseAsyncData, factories that bake your base URL, auth headers, and error handling into a typed useFetch.

TypeScript 6 flipped half a dozen compiler defaults and TypeScript 7 deleted deprecated options. Here's the tsconfig audit for the native compiler.

Node.js now runs .ts files by erasing types, not compiling them. Here's what that buys you, what it refuses to do, and the tsconfig that keeps you honest.