Cancelling Long Operations with AbortSignal
Beyond fetch, AbortSignal is now accepted by addEventListener, setTimeout, setInterval, and many Node APIs.The cleanest pattern: pass a signal to the constructor of a long-lived he…
Read article →URLPattern Replaces Custom Route Regexes
URLPattern is a built-in matcher for URL paths and full URLs. new URLPattern({pathname: '/users/:id'}).exec(input) returns named groups without hand-rolled regex.It supports wildca…
Read article →TypeScript 5 Decorators Are Standard Now
TypeScript 5.0 shipped Stage 3 decorators that match the eventual JavaScript proposal. @logged on a method or @Component on a class works without the experimental…
Read article →ESM in Node Without a Build Step
Node 22 lets you mix CommonJS and ESM more freely. Set "type": "module" in package.json or use the .mjs extension and import just works.The require(esm)…
Read article →Web Animations API for Scripted Motion
The Web Animations API gives JavaScript control over CSS animations with composition, playback, and timeline syncing. element.animate(keyframes, options) returns an Animation objec…
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