React Activity Component Tutorial: Stateful Tabs (2026)
June 12, 2026
Hands-on React Activity component tutorial: preserve tab state with hidden mode, pause effects, and pre-render hidden UI. Runnable React 19.2 code, 2026.
#react-19
React useEffectEvent Tutorial: Stop Effect Re-Runs (2026)
June 8, 2026
Hands-on React useEffectEvent tutorial: fix stale closures, stop useEffect re-running on prop changes, and migrate from useCallback. Runnable 2026 code.