How would you implement a virtualized long list rendering in a web application to optimize performance?
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To answer this question effectively, focus on demonstrating your understanding of rendering large data sets in a web application. Explain concepts like windowing or virtualization and how they allow for only the items in view to be rendered. Mention libraries like `react-window` or `react-virtualized` if appropriate for the context, and show how they can be used to improve performance by reducing the number of DOM nodes.
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