Prompt Caching: Your Prompt's Prefix Is a Cache Key
Prompt caching can cut repeated input costs by around 80%, but only if your prompt is ordered so the stable parts come first. Here's how it ...
Oct 31, 2026
4 min
Nuxt SSR Streaming: Faster TTFB and the Response You Can't Change Later
Nuxt 4.5 can flush your HTML shell before the page finishes rendering. Here's how to turn on experimental SSR streaming, what it actually sp...
Oct 27, 2026
4 min
JSON.parse Source Text Access: Stop Losing Precision on Big IDs
JSON.parse can now hand your reviver the original source text of every number, and JSON.rawJSON lets you write it back out exactly. Here's h...
Oct 26, 2026
3 min
Structured Outputs: Stop Parsing JSON Out of LLM Prose
Constrained decoding means the model can't return malformed JSON. Here's how structured outputs work with Zod in TypeScript, and the edge ca...
Oct 24, 2026
4 min
Subpath Imports With #/: The Path Alias Node Actually Understands
Node 24.14 and TypeScript 6.0 finally allow a bare #/ prefix in package.json imports. Here's how to replace tsconfig paths, Vite aliases, an...
Oct 23, 2026
4 min
Dependency Cooldowns: Make Your Package Manager Wait Before It Trusts New Code
npm, pnpm, Yarn, and Bun can all refuse package versions that are only hours old. Here's how each one's release-age gate works, why the unit...
Oct 13, 2026
4 min
Map.getOrInsert: Stop Writing the has/get/set Dance
Map and WeakMap now have getOrInsert and getOrInsertComputed, two methods that replace the check-then-set boilerplate every JavaScript codeb...
Oct 9, 2026
4 min
Your tsconfig Is Still Written for TypeScript 5. Here's the Cleanup TS 7 Forces
TypeScript 6 flipped half a dozen compiler defaults and TypeScript 7 deleted the options it deprecated. Here's the tsconfig audit that gets ...
Oct 4, 2026
3 min
Node.js Type Stripping: Run TypeScript Without a Build Step
Node.js now runs .ts files out of the box by erasing types, not compiling them. Here's what that buys you, what it refuses to do, and the ts...
Oct 1, 2026
4 min