After two years shipping both Zustand and Redux Toolkit in React apps, here's how I actually decide, plus the migration path most teams miss.
I turned on the React Compiler in a real Next.js app, deleted a pile of useMemo and useCallback, and watched what broke. Honest field notes…
htmx or React in 2026? After shipping both, here's when I reach for htmx, when I stay on React, and why the online essays get…
The React 19 use() hook quietly replaced my useEffect+useState fetch dance and my useContext guards. Here's what works, where it breaks, and how I ship…
I spent three years faking a CSS parent selector with useEffect and MutationObserver. Then :has() shipped everywhere. Here's what I deleted and what stayed.
I ran Cypress for years, then moved my e2e suite to Playwright. Here's what actually broke, what improved, and how I'd do the migration again.
I ran Bun in production for a year alongside Node. Here is where it actually replaced Node at runtime, where I switched back, and the…
Six months after I converted a 410-file Jest suite to Vitest, here is what got faster, what I had to rewrite, and where I still…
After ten weekends of telling myself it could wait, I swapped ESLint plus Prettier for Biome on a TypeScript monorepo. Real numbers, what broke, what…
I dragged my feet on Svelte 5 for nearly a year. Twenty months in, here is what I actually use across runes and snippets, plus…