react-hooks

To prevent UI flickering in React, use the useLayoutEffect hook to synchronously read and mutate DOM measurements before the browser paints, ensuring visual updates appear without flashing.

Use useTransition and useDeferredValue for non-blocking updates when rendering heavy lists or running background computations, keeping the main UI responsive while deferring non-critical state transitions.

Build imperative child component APIs in React by combining useRef and useImperativeHandle to expose specific functions from a child to its parent, maintaining encapsulation while allowing controlled imperative actions.

Yes, useId works with SSR in React by generating stable, unique identifiers that remain consistent across server and client, preventing hydration mismatches and ensuring accessibility attributes match correctly.

Common anti-patterns in custom React hooks include violating hook rules by conditional execution, creating redundant state in useRef, and improper effect dependency tracking, which cause stale closures and performance degradation.

React form input lags during real-time validation when heavy computations block the render cycle. Wrap state updates in useTransition to keep typing responsive while deferring expensive validation logic.