Selvarasa Thamilkkumaran·Sep 14How to Fix “Too Many Re-Renders” in React (Infinite Loop in useEffect)Why Uncaught Error: Too many re-renders. React limits the number of renders to prevent an infinite loop from happening, and the 4 clean…A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 9useEffect Running Twice: Why It Happens and When to Actually WorryYou add a console.log inside useEffect to debug something simple, refresh the page — and it logs twice. Not once. Twice. Same props, same…A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 7React 19 Upgrade Problems: Common Breaking Changes and How to Fix Them.React 19 brought genuinely useful upgrades — Actions, the use() hook, simpler refs — but for a lot of teams, running the upgrade codemod…A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 4React Production Errors: Why Your App Breaks Only After DeploymentEverything works. You tested it locally, staging looked fine, QA signed off. Then it goes live — and users start reporting a blank screen…A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 3Next.js Hydration Errors: Why They Happen and How to Fix Them for GoodIf you’re building with Next.js — especially with the App Router — you’ve probably seen this in your console at least once:A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 2React Build Errors: Common Causes and How to Fix Them Before They Reach ProductionThere’s a specific kind of stress that comes from a failed build.A response icon1A response icon1
Selvarasa Thamilkkumaran·Sep 1React API & CORS Errors: Why Your Fetch Requests Keep Failing (And How to Fix Them).If you’ve ever built a React app that works perfectly in development but suddenly throws “Access to fetch has been blocked by CORS policy”…
Selvarasa Thamilkkumaran·Aug 31React Hydration Failed: Why It Happens and How to Fix It for GoodIf you’ve ever opened your browser console after deploying a Next.js or React SSR app and seen the dreaded “Hydration failed because the…A response icon1A response icon1
