"usecallback" 태그가 포함된 1개의 글개의 글

TLDR:

useMemo can speed up React apps by caching expensive derived data and stabilizing props for memoized children—but it can also add overhead when used blindly. This guide explains practical heuristics, profiling-driven decisions, and how Feature-Sliced Design reduces render churn by enforcing boundaries and public APIs.