Every Beginner React Developer Makes This Mistake With State

FREE React Hooks Course: https://courses.webdevsimplified.com/react-hooks-simplified By far one of the biggest beginner React mistakes I see is developers storing derived state. This is a huge problem that is incredibly hard to detect unless you know what you are looking for. In this video I will show you what the signs are of derived state so you can make sure you never store derived state. 📚 Materials/References: FREE React Hooks Course: https://courses.webdevsimplified.com/react-hooks-simplified Derived State Blog Article: https://blog.webdevsimplified.com/2019-11/never-store-derived-state 🌎 Find Me Here: My Blog: https://blog.webdevsimplified.com/ My Courses: https://courses.webdevsimplified.com/ Patreon: https://www.patreon.com/WebDevSimplified Twitter: https://twitter.com/DevSimplified Discord: https://discord.gg/7StTjnR GitHub: https://github.com/WebDevSimplified CodePen: https://codepen.io/WebDevSimplified ⏱️ Timestamps: https://www.seevid.ir/fa/w/tz0fDABt67g - Introduction https://www.seevid.ir/fa/w/tz0fDABt67g - Derived state problem https://www.seevid.ir/fa/w/tz0fDABt67g - How to fix the problem https://www.seevid.ir/fa/w/tz0fDABt67g - Performance considerations #React #WDS #useState

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