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Deepak Kumar @dk_raajaryan

Common React Mistakes To Avoid For Efficient Apps

Common React dev mistakes: avoid unnecessary re-renders, poor error handling, lack of testing & optimization, poor folder structure, and unhandled async errors. Use `React.memo`, try-catch blocks, and error boundaries to prevent issues.

React is a powerful library for building user interfaces, but even experienced developers can make mistakes that affect performance, readability, and maintainability. Let's dive deep into these common pitfalls, their impact, and how to avoid them with real-life examples and actionable insights.


  
  
  1. Not Understanding the Virtual DOM

  
  
  Mistake

Developers often misunderstand how React's Virtual DOM works, leading to inefficient updates or improper rendering strategies.  

  
  
  Real-Life Example

Imagine an e-commerce app where product cards update frequently with price changes...