Sanitize user inputs, use modern frameworks that auto-escape strings, and enforce a strict Content Security Policy (CSP).
export function useProductData(productId) // Query for product details const productQuery = useQuery( queryKey: ['product', productId], queryFn: () => fetchProduct(productId), staleTime: 5 * 60 * 1000, // 5 minutes ); Namaste Frontend System Design
When rendering massive lists (e.g., a social media feed with thousands of items), rendering only the elements currently visible on the screen using libraries like React Window or React Virtualized. Sanitize user inputs, use modern frameworks that auto-escape
is a comprehensive advanced course by NamasteDev designed to bridge the gap between building UI and architecting complex web applications. It focuses on both High-Level Design (HLD) and Low-Level Design (LLD) specifically for the frontend ecosystem. Core Learning Pillars It focuses on both High-Level Design (HLD) and
Securing user data and managing browser storage options carefully is non-negotiable.