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Stop using .reduce() to build objects from maps. Learn how to implement the ES2020 Object.fromEntries polyfill via CoreJS to ensure cross-browser compatibility without bloating your bundle.
HTMX OOB swapping fails when the response markup does not update the target element. This guide lists common causes, step‑by‑step diagnostics, fixes, and verification methods.
Stop using optional fields for state management. Learn how to use TypeScript discriminated unions and the 'never' type to make illegal states unrepresentable and ensure exhaustive logic.
Stop repeating layout and tag declarations in every Markdown file. Learn how the Eleventy Data Cascade merges global, directory, and template data to keep your project DRY.
Firefox’s Multi‑Account Containers let you keep multiple logins in one window. This post walks through enabling the feature, installing the add‑on, a step‑by‑step example, and the trade‑offs you need to know.
Learn how to use SVGO's cleanupIDs plugin to prevent ID collisions when embedding multiple SVGs, ensuring gradients and masks render correctly across your site.
Remix route actions let you handle form mutations without building API routes or hand-rolling loading state — here's a worked useFetcher example, plus the real limits: server-only deployment, no streaming, and coarse revalidation.
Firestore's cursor pagination breaks in predictable ways: duplicate sort values, mid-scroll writes, and per-read billing. Here's how to build 'load more' that stays stable.
A diagnostic guide for troubleshooting <py-config> package loading failures in PyScript, covering tag placement, CSP violations, and pure-Python wheel compatibility.
corejs
htmx
eleventy
svgo
remix
react
firebase