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…
CSS Subgrid finally solved my card-grid alignment problem without JavaScript. Here's the before/after code I use in production, plus what still breaks.
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.
My real Tailwind v3 to v4 migration notes: the utility renames, the CSS-first config, the PostCSS pipeline change, and every place my styles quietly broke.
Tailwind v4 ships container queries as first-class utilities. Here's the @container pattern I now reach for, with before-and-after code from real components.
Six months of React Suspense in production: where I reach for it, where I don't, and the gotchas I wish I'd known before I started…
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…
React 19's useOptimistic hook replaced my hand-rolled optimistic UI: instant likes and messages with automatic rollback. Here's how I use it, with code.