Category: JavaScript

  • Jquery: Get Selected Element Tag Name

    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

    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…

  • Call Async/Await Functions in Parallel

    Call async/await functions in parallel When working with JavaScript, there may be situations where you need to call multiple async/await functions in parallel. This can be useful when you have independent tasks that can be executed concurrently, improving the overall performance of your application. There are a few different approaches you can take to achieve…

  • The Usestate Set Method Is Not Reflecting a Change Immediately

    The useState set method is not reflecting a change immediately As a JavaScript developer, you may have encountered a situation where the useState set method doesn’t immediately reflect the changes you make. This can be confusing, especially when you expect the state to update instantly. In this blog post, we will explore the possible reasons…

  • No ‘access-control-allow-origin’ Header Is Present on the Requested Resource—when Trying to Get Data from a Rest Api

    If you have ever encountered the error message “No ‘Access-Control-Allow-Origin’ header is present on the requested resource” while trying to get data from a REST API using JavaScript, you are not alone. This error occurs when you are trying to make a cross-origin request, but the server does not include the necessary CORS (Cross-Origin Resource…

  • Is Safari on Ios 6 Caching $.Ajax Results?

    Is Safari on iOS 6 caching $.ajax results? As a tech professional working with JavaScript, you may have encountered the issue of Safari on iOS 6 caching $.ajax results. This can be frustrating when you’re trying to retrieve the latest data from the server but Safari keeps serving you cached results. In this blog post,…

  • How to Compare Arrays in Javascript?

    How to compare arrays in JavaScript? When working with JavaScript, you may often come across situations where you need to compare arrays. Comparing arrays can be a bit tricky, as JavaScript treats arrays as objects, and direct comparison using the equality operator (== or ===) will only check if the arrays refer to the same…

  • How Can I Select an Element by Name with Jquery?

    How can I select an element by name with jQuery? When working with JavaScript and jQuery, it is common to encounter situations where you need to select an element by its name attribute. In this blog post, we will explore different approaches to achieve this using jQuery. Using the Attribute Equals Selector The simplest way…

  • Convert a Unix Timestamp to Time in Javascript

    Convert a Unix timestamp to time in JavaScript Unix timestamps are a way to represent time as a single number. They are often used in computer systems to store and manipulate dates and times. However, when working with Unix timestamps in JavaScript, it is necessary to convert them into a more readable format. In this…

  • What Is the Difference Between Null and Undefined in Javascript?

    What is the difference between null and undefined in JavaScript? In JavaScript, both null and undefined are special values that indicate the absence of a meaningful value. However, there is a subtle difference between the two. Let’s take a look at what sets them apart. Null The null value is an explicit representation of nothing.…