Is React 18 double calling useEffects a mistake, or a sign of an awesome feature that will help you build more reliable components? Let's find out! Strict Mode documentation: 👉 Practical Module Federation Book: 👉 No BS TS (The Book): 👉 I'm a host on the React Round-Up podcast: 👉 Don't forget to subscribe to this channel for more updates: 👉 Discord server signup: 👉 VS Code theme and font? Night Wolf [black] and Operator Mono 👉 Terminal Theme and font? oh-my-posh with powerlevel10k_rainbow and SpaceMono NF 0:00 Introduction 1:10 Example Setup 3:32 The (Not) Problem 5:04 What Strict Mode Covers? 6:24 The (Not) Fix 7:56 Migrate Heavyweights Off Of useEffect 8:40 Is It A Good Developer Experience? 10:14 Outroduction #reactjs #react18 #react_useEffect