How I use the 'Three Layers of Data' architecture pattern for React and Next.js apps to avoid common pitfalls, tech debt, and improve performance Most of us underestimate data fetching complexity until it’s too late. Many projects begin innocently with useEffect() and fetch() sprinkled across components. Before you know it, the growing tangle of error handlers, loading states, memoization, and caching logic turns your code into a debugging nightmare.
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