Open an input file on a button click in React
The default input file upload button design is unattractive. You may need to upload a file when an external div or button is clicked, therefore today we’ll teach you how...
The way to write your code
JavaScript Interview Questions and Answers – Part 1
Frequently asked JavaScript Interview Questions and Answers for both freshers and experienced developers. List of JavaScript Interview Questions and Answers What is the difference between JavaScript and AngularJS? What is...
How to create a PDF file in Node.js
Today we will show you how to create a PDF file in Node.js. In this article, we will show you two different methods for PDF creation. The first approach creates...
How to disable an anchor tag in HTML
Sometimes we may need to disable an anchor tag in HTML. There are so many ways to disable the a tag but in this article we will explain to you...
How to use componentWillUnmount() in React Hooks
Today we’ll look at how componentWillUnmount can be used with react hooks. As you may know, we don’t have lifecycle methods in React Hooks, but we do have pre-built hooks...
How to convert a string into a camel case in JavaScript
Today we will show you how to convert a string into a camel case in JavaScript. There are many methods for converting a string to a camelCase, but we’ll look...
Reverse a String in JavaScript
In the technical round of the interview, reversing a string is one of the most often asked JavaScript questions. Interviewers may ask you to write different ways to reverse a...
Check if a String is in Uppercase or Lowercase in JavaScript
Converting a string to uppercase or lowercase is straightforward using the toUpperCase() or toLowerCase() methods. But here we will see how to check if a String is all UpperCase or...
React Interview Questions and Answers – Part 4
Frequently asked React Interview Questions and Answers for both freshers and experienced developers. React Interview Questions React Interview Questions and Answers – Part 1 React Interview Questions and Answers –...
How to use a variable in Regular Expression pattern in JavaScript
In this article, we’ll show you how to use a variable in a Regular Expression pattern in JavaScript. Checkout more articles on JavaScript Scroll to a specific element using JavaScript...
How to add an event listener to iframe
We’re going to show you how to add an event listener to an iframe. In this article, we will see two different methods to add an event listener to an...
Sticky element on a scroll in React
If you want to add a sticky div or paragraph on page scroll then today we will show you how to add a sticky element on a scroll in React....
How to highlight searched text using JavaScript
Today we will show you how to highlight the searched text using pure JavaScript code. We can also highlight the text using jQuery library but here we will use the...
How to use async functions in useEffect
The useEffect is the place where we mostly write code to get data. Data fetching is an asynchronous function so we can not use async/await in straightforward ways. In this...