CASL: One Set of Permission Rules for Your Whole JavaScript App
CASL lets you write permission rules once and use them in your UI, your API and your database queries. Here is how it works, where it fits, ...
Oct 4, 2026
9 min
How Twitter and LinkedIn Refresh Your Feed Without You Noticing
Twitter and LinkedIn don't really refresh your feed. The client quietly checks for updates, buffers new posts off-screen, and shows a "New p...
Oct 4, 2026
6 min
Uint8Array toBase64 and toHex: Stop Round-Tripping Bytes Through btoa
JavaScript can finally turn bytes into base64 and hex (and back) without the String.fromCharCode and btoa dance. Here's how Uint8Array's new...
Sep 25, 2026
4 min
import defer: Lazy Modules Without Going Async
ES2026's import defer evaluates a module the first time you touch its namespace, not at startup, so you can move heavy work off the cold pat...
Sep 22, 2026
3 min
WebNN: The Only Web API That Can Reach Your NPU
Almost every laptop shipped in the last two years has a neural processing unit sitting idle. WebNN is the only web standard that can actuall...
Sep 15, 2026
4 min
TypeScript vs JavaScript: What Actually Changes When You Add Types
JavaScript’s flexibility becomes a liability as codebases grow. This deep dive breaks down what TypeScript actually adds, where its type sys...
Sep 14, 2026
12 min
Svelte Snippets: Reuse Markup Without a New Component
Snippets let you define reusable chunks of markup inline and render them like functions. They replace slots, kill the let: directive, and me...
Sep 8, 2026
3 min
Google Slides AI is laughably bad
I was making a slide in Google Slides recently when a small button appeared at the bottom: Beautify the slide.
Sep 3, 2026
3 min
Mantine SelectStepper 2.0.0 — Swipe, Scroll, Resize, Repeat
Vertical orientation, touch gestures, responsive props, imperative API, and 9 bug fixes — all in one...
Sep 4, 2026
4 min