Next.js Caching & Rendering Tutorial – Full Course for Beginners

A comprehensive tutorial covering Next.js 15 caching mechanisms and rendering strategies including SSG, SSR, ISR, and CSR. Explains how React server and client components work together, the React Server Component (RSC) payload, and four key caching layers: request memoization, data cache, full route cache, and router cache. Demonstrates practical implementation with code examples showing how Next.js optimizes performance through intelligent caching and request deduplication.