Stable Accessibility IDs with React's useId Hook
Use React 18's useId hook to generate stable, hydration-safe IDs for labels and form controls without Math.random() or counters.
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reactKeeping UI Responsive While Filtering Large Lists in React 18 with useTransition
Learn how React 18's automatic batching and the useTransition hook can keep your UI smooth when filtering thousands of items, with a concrete code example and trade‑offs to consider.
React 18 Automatic Batching: How It Works, Where It Stops, and How to Check It
React 18 automatically batches state updates from timers, promises, and native events into one render when using createRoot. Learn the mechanism, limits, and how to verify it with the Profiler.
Using React 18 Automatic Batching to Cut Unnecessary Re-Renders
React 18's automatic batching merges state updates from timeouts, promises, and handlers into one render — but only with createRoot. Here's how to enable it, verify it with the Profiler, and handle the exceptions.