Arrow Functions in JSX Without Memoization A common React performance pitfall is using inline arrow functions in JSX without proper memoization, which can cause unnecessary re-renders of child components. The….
A critical React mistake is modifying state directly rather than using the proper setState() method (for class components) or state setter function (for functional components). The Problem Why this is….
In React class components, you should never modify state directly by assigning to this.state. Here’s why and how to do it properly: Why Direct Mutation is Bad The Correct Way:….
Avoiding Infinite Re-renders from setState in render() Calling setState within the render() method (or directly in the function component body) creates an infinite loop because: The Problem Code Correct Solutions….
