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1. Notes from "Designing Data-Intensive... Notes from "Designing Data-Intensive Applications"

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   # Ch.1

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   data intensive apps are built from building blocks:

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   - db - store data to find it again later

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   - caches - remember res of expensive calculation

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   - search indexes - allow users to search via keyword or other ways

2. Notes on React Performance Notes on React Performance

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   # React Performance

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   Notes From Steve Kinney's ["React Performance" Frontend Masters Course](https://frontendmasters.com/courses/react-performance/)

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   ## General