How to Lazy Load Images in JavaScript
Lazy loading is a technique used to defer the loading of images until they are actually needed. This can improve the performance of your web page by reducing the initial...
Category: JavaScript
How to add a New Line in JavaScript
In JavaScript, there are different ways to add a new line to your strings or output. Adding a new line can be useful for formatting text or displaying multiline content....
How to hide JavaScript Code in View Source
In this article, we will explore different techniques to hide JavaScript code in the view source of a web page. While JavaScript is typically visible and accessible to anyone viewing...
How can I check if an object is an array in JavaScript
In this article, we will explore a JavaScript programming technique that enables you to determine whether an object is an array. This knowledge is valuable when working with complex data...
How to reverse each word of a sentence in JavaScript
Have you ever needed to reverse the order of words in a sentence while keeping the words themselves intact? In JavaScript, you can achieve this by reversing each word individually....
How to remove Styles from an Element using JavaScript
In web development, it’s common to dynamically apply styles to elements using JavaScript. However, there are scenarios where you may need to remove those styles programmatically. In this article, we’ll...
How to set the Background Image to the body using JavaScript
Setting a background image can greatly enhance the visual appeal of a website. In this article, we will explore how to dynamically set a Background Image to the body element...
What is a Callback Function in JavaScript
In JavaScript, a callback function is a function that is passed as an argument to another function and is invoked or called when a specific event or condition occurs. It allows for asynchronous...
Store data in cookies using JavaScript
Cookies are small data files that are stored on a user’s device when they browse the internet. They are commonly used to store user preferences, login credentials, and other small...
How to add items to the start of an array in JavaScript
To add an item to the beginning of an array in JavaScript, you can use the unshift() method. The unshift() method adds one or more elements to the start of an array and returns the new...
Sort an array of objects by key value in JavaScript
To sort an array of objects by a specific key value in JavaScript, you can use the sort() method along with a comparison function that compares the values of the key for...
A Guide to Event Loop, Callbacks, Promises, and Async/Await in JavaScript
JavaScript is a single-threaded language, meaning that it can only execute one task at a time. However, it is also capable of handling multiple tasks simultaneously using an event loop,...
Creating animations and transitions with JavaScript
Creating animations and transitions with JavaScript has become an essential part of modern web development. Animations and transitions can add a layer of visual interest and interactivity to web pages,...
How to use JavaScript to manipulate the DOM
The Document Object Model (DOM) is a tree-like structure that represents the HTML content of a web page. JavaScript is a programming language that can be used to interact with...