ESLint is a powerful tool for identifying and reporting on patterns found in ECMAScript/JavaScript code, making it an essential part of modern web development. In Next.js, ESLint is integrated by default to help maintain code quality and consistency. Why Disable ESLint? Legacy Code: Integrating ESLint into a large legacy codebase might generate numerous warnings and… Continue reading Disabling ESLint in Next.js
Tag: react js
Warning: Invalid DOM Property in React and NextJS
When developing applications with React, Next or any JavaScript Frameworks, one of the warnings you might encounter is: “Warning: Invalid DOM property. Did you mean …?” This warning indicates that a property you’ve assigned to a DOM element does not conform to the standard naming conventions used by React. Why Does This Happen? React uses… Continue reading Warning: Invalid DOM Property in React and NextJS
How to display a file in new browser tab using a download link
If you have a link to a file that can be used to download any file stored in cloud storage, you can use the same to render the file in a new browser tab in JavaScript. Following is a sample script to do the same: getFilePreview(fileURL, fileType) { console.log(“Inside… Continue reading How to display a file in new browser tab using a download link
Date Validation and Comparison with Moment.js
Installing Moment.js: npm install moment Importing Moment.js: import moment from ‘moment’; Checking if a Date is Valid: One common task when working with dates is validating whether a given date is in a valid format. Moment.js simplifies this process using its parsing functionality. const dateStr = ‘2022-04-30’; const isValid = moment(dateStr, ‘YYYY-MM-DD’, true).isValid(); console.log(isValid); //… Continue reading Date Validation and Comparison with Moment.js
Map vs FlatMap: Next.js
Map: Definition: The map method is used to iterate over an array and execute a provided function on each element of the array, creating a new array with the results of calling the function for each element. Practical Use: Transforming data: map is commonly used to transform arrays of data into a new format. Rendering… Continue reading Map vs FlatMap: Next.js
Spread Operator in React
These three dots are called the spread syntax or spread operator. The spread syntax is a feature of ES6, and it’s also used in React. Spread syntax allows you to deconstruct an array or object into separate variables. Even though the syntax doesn’t look particularly meaningful when you first encounter it, spread syntax is super useful. Spread syntax (…) allows an… Continue reading Spread Operator in React
Routing in React
Routing in React allows you to navigate between different views or pages in a single-page application (SPA) without the need for page reloads. There are several libraries available for handling routing in React, with React Router being the most popular choice. Below, I’ll outline how to set up routing using React Router: 1. Install React… Continue reading Routing in React
Styling and Optimization in React
Styling and optimization are important aspects of building React applications to ensure good performance and a pleasant user experience. Here are some tips and techniques for styling and optimizing React applications: Styling: 1. CSS-in-JS Libraries: – Use CSS-in-JS libraries like styled-components, Emotion, or CSS modules for writing component-scoped styles. – These libraries offer a more… Continue reading Styling and Optimization in React
Managing Asynchronous Behavior with React Suspense
React Suspense is introduced in React 16 and it is used for handling of loading states when fetching data or lazy-loading components in React applications. Suspense React Suspense is a component that allows you to suspend rendering while some asynchronous work is being done, such as data fetching or lazy-loading components. It enables you to… Continue reading Managing Asynchronous Behavior with React Suspense
Data handling in React
Data handling in React refers to the management and manipulation of data within React components. This includes tasks such as fetching data from APIs, storing data locally, updating data in response to user interactions, and passing data between components. Here are some common techniques for data handling in React: 1. State Management: – React components… Continue reading Data handling in React