Q271. 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...
Technical Question Bank · Peer-Reviewed
Job Interview Questions and Answers Directory
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (780 available).
Active:
Tag: js ×
Q272. What are PWAs?
Progressive web applications (PWAs) are a type of mobile app delivered through the web, built using common web technologies including HTML, CSS and JavaScript. These PWAs...
Q273. What is the use of the `ownProps` parameter in `mapStateToProps()` and `mapDispatchToProps()`?
If the `ownProps` parameter is specified, React Redux will pass the props that were passed to the component into your _connect_ functions. So, if you use a connected comp...
Q274. 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) =...
Q275. What is the purpose of clearTimeout method?
The clearTimeout() function is used in javascript to clear the timeout which has been set by setTimeout()function before that. i.e, The return value of setTimeout() funct...
Q276. 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...
Q277. What is the purpose of clearInterval method?
The clearInterval() function is used in javascript to clear the interval which has been set by setInterval() function. i.e, The return value returned by setInterval() fun...
Q278. How do you handle internationalization in Next.js with the Pages Router?
By using the `next-i18next` library or the built-in internationalization features in Next.js. ```js // next.config.js module.exports = { i18n: { locales: ["en", "fr"], de...
Q279. How do you redirect new page in javascript?
In vanilla javascript, you can redirect to a new page using the `location` property of window object. The syntax would be as follows, ```javascript function redirect() { ...
Q280. How do you handle SEO in Next.js with the Pages Router?
By using the `next/head` component to manage meta tags and other SEO-related elements. ```jsx import Head from "next/head"; export default function Home() { return ( My N...