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Posts tagged #react.js
A mix of technical deep-dives, career reflections, and dispatches from the road.
tag: #react.js
developmentAug 17, 2026· 4 min
React's Activity Component: Hide UI Without Losing Its State
React 19.2's Activity component hides a subtree instead of unmounting it, so state, scroll position, and DOM survive the round trip. Here's how it behaves, what it does to your Effects, and where it costs you.
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developmentMay 12, 2026· 4 min
React Compiler v1.0: Automatic Memoization Without the Headache
React Compiler v1.0 landed in production-ready form and it automatically handles the memoization patterns you used to write by hand — here's what changed, how to set it up, and what it means for your day-to-day React code.
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