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Problem Warning: Can't perform a React state update on an unmounted component.useEffect fetch races on fast navigation
Solution
useEffect(() => {
  const ctrl = new AbortController();
  fetch(url, { signal: ctrl.signal })
    .then(r => r.json()).then(setData);
  return () => ctrl.abort();
}, [url]);
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Aditya Kumar
Who's behind TechLab

Aditya Kumar

Senior Technical Architect & Product Strategist

Focused on high-performance backend systems, hardened cyber security, and autonomous AI integrations. TechLab India is built with the same engineering discipline.

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