midOptimisation
What is frontend rendering optimization?
Updated May 17, 2026
Short answer
It improves UI rendering speed by reducing DOM updates.
Deep explanation
Techniques include virtual DOM, batching updates, and avoiding unnecessary re-renders.
Real-world example
Fast-loading dashboards in React apps.
Common mistakes
- Overusing state causing re-renders.
Follow-up questions
- What causes re-renders?
- How to reduce DOM updates?