Use when optimizing render performance, profiling components, reducing bundle size, or implementing code splitting. Prevents the common mistake of premature optimization or missing obvious re-render bottlenecks. Covers React.memo, useMemo, useCallback, React Compiler (React 19), Profiler, React.lazy
Use when optimizing render performance, profiling components, reducing bundle size, or implementing code splitting. Prevents the common mistake of premature optimization or missing obvious re-render bottlenecks. Covers React.memo, useMemo, useCallback, React Compiler (React 19), Profiler, React.lazy, bundle analysis, virtualization, image optimization. Keywords: React.memo, useMemo, useCallback, c