Safety and idempotence
Jun 24, 2020•1 hr 6 min•Ep. 103
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Episode description
Sam and Ryan talk – again – about the best way to write side effects in React applications. Ryan shares his approach based on his recent work in several React apps, and talks about the pitfalls of using useEffect's dependency array as a mechanism for control flow. Sam also talks about his recent video on React Router and why it's important to use the entire route hierarchy when determining whether a link is active.
Topics include:
- 0:00 – Processes, workflow and deadlines
- 12:00 – How should you think of useEffect's dependency array
- 38:00 – Routing in React Router v6
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