Category: jQuery

jQuery Checkbox Change and Click Event When working with checkboxes in JavaScript, it is common to need to handle events such as when a checkbox is clicked or its value is changed. In this blog post, we will explore how to use jQuery to handle these events and provide code snippets for different solutions. 1.…

How do I set/unset a cookie with jQuery? Working with cookies in JavaScript can be a bit tricky, but with the help of jQuery, it becomes much easier. In this blog post, we will explore how to set and unset cookies using jQuery. Setting a Cookie To set a cookie using jQuery, you can make…

Using jQuery to center a DIV on the screen When it comes to web development, positioning elements on a webpage can sometimes be a challenge. One common task is centering a DIV element on the screen. In this blog post, we will explore different ways to achieve this using jQuery. Method 1: Using CSS Flexbox…

How to find if an array contains a specific string in JavaScript/jQuery? When working with JavaScript or jQuery, you may often come across the need to check if an array contains a specific string. Fortunately, there are multiple ways to achieve this. In this article, we will explore two common solutions to this problem. Solution…

Why would a JavaScript variable start with a dollar sign? When working with JavaScript, you may come across variables that start with a dollar sign ($). This naming convention is not a requirement in JavaScript, but it is often used in certain libraries and frameworks, such as jQuery. In this blog post, we will explore…

jQuery Ajax POST example with PHP As a tech professional working with JavaScript, you may often come across the need to send data from your web application to a server and receive a response. One popular way to achieve this is by using jQuery’s Ajax functionality along with PHP on the server side. In this…

When working with JavaScript, you may often find yourself needing to dynamically create elements in the DOM. In vanilla JavaScript, the document.createElement() method is commonly used for this purpose. However, if you are using jQuery, you may wonder if there is an equivalent method available. In this article, we will explore different approaches to achieve…

Uncaught ReferenceError: $ is not defined? If you’ve ever encountered the error message “Uncaught ReferenceError: $ is not defined” while working with JavaScript, chances are you are using jQuery in your code and the jQuery library is not properly loaded. This error occurs when the browser cannot find the jQuery library and therefore cannot access…

When working with jQuery, there may be times when you need to retrieve the tag name of a selected element. This can be useful for various purposes, such as manipulating the element or performing conditional checks based on its tag name. Fortunately, jQuery provides a simple and straightforward way to get the tag name of…

Serializing to JSON in jQuery When working with JavaScript, it is often necessary to convert data into a format that can be easily transmitted or stored. One popular format for data serialization is JSON (JavaScript Object Notation), which provides a lightweight and human-readable way to represent data objects. In this blog post, we will explore…