Q21. How can you implement simple rate limiting for API routes?
For basic protection you can use an in-memory store (suitable for single-instance apps) or a shared store (Redis) for multiple instances. Example memory-based limiter usi...
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Q22. What is the Pages Router in Next.js?
The Pages Router is a file-based routing system in Next.js that automatically creates routes based on the file structure inside the `pages` directory.
Q23. How do you create a route in the Pages Router?
In Next.js pages router, you create routes by adding files to the `pages` directory: - `pages/index.js` - the homepage (/) - `pages/about.js` - the about page (/about) - ...
Q24. How do you create a dynamic route in Next.js?
In the pages directory, you can add bracket syntax to create dynamic routes: ```jsx pages/posts/[id].js → /posts/1, /posts/2, etc. pages/[username]/settings.js → /foo/set...
Q25. How do you handle API routes in the Next.js Pages Router?
By creating files in the `pages/api` directory, which will be treated as API endpoints. ```jsx // pages/api/hello.js export default function handler(req, res) { res.statu...
Q26. Are there any limitations of the Pages Router?
Yes, the Pages Router has some limitations compared to the App Router, such as: - Limited support for nested routes and layouts. - Less flexibility in handling server com...
Q27. How do you handle authentication in Next.js with the Pages Router?
By using libraries like `next-auth` or implementing custom authentication logic in API routes. ```jsx // pages/api/auth/[...nextauth].js import NextAuth from "next-auth";...
Q28. How do you handle middleware in Next.js with the Pages Router?
By creating a custom server or using API routes to implement middleware logic. ```js // pages/api/middleware.js export default function middleware(req, res, next) { // Cu...
Q29. How do you handle form submissions in Next.js with the Pages Router?
By using client-side form handling or API routes for server-side handling. ```jsx // pages/contact.js export default function Contact() { const handleSubmit = async (e) =...
Q30. Are there any performance optimizations available in the Pages Router?
Yes, you can use features like static generation (SSG), server-side rendering (SSR), and incremental static regeneration (ISR) to optimize performance in the Pages Router...