Next.js Complete Guide 2024

Next.js Fundamentals

App Router vs Pages Router

• Understanding the new App Router
• Server Components vs Client Components
• When to use each approach

File-based Routing

• Dynamic routes
• Catch-all routes
• Optional catch-all segments

Data Fetching Patterns

Server-side Solutions

• getServerSideProps usage
• getStaticProps and getStaticPaths
• Incremental Static Regeneration

Client-side Solutions

• SWR for data fetching
• React Query integration
• Optimistic updates

Performance Optimization

• Image Optimization with next/image
• Font Optimization
• Script Optimization
• Static Site Generation strategies

Deployment & Production

• Vercel deployment
• Environment variables
• Monitoring and analytics
• CI/CD setup