Tag: JavaScript

  • Loop through an array in JavaScript

    Looping through an array is a common task in JavaScript, and there are several ways to achieve it. In this blog post, we will explore different solutions to loop through an array in JavaScript. Solution 1: Using a for loop One of the most straightforward ways to loop through an array is by using a…

  • How to round to at most 2 decimal places, if necessary

    In the world of JavaScript, precision is key when it comes to dealing with numbers. Whether you’re working on financial calculations or simply trying to display numbers in a user-friendly format, rounding to a specific number of decimal places is a common requirement. In this blog post, we will explore different solutions to the problem…

  • Sort array of objects by string property value

    Sorting an array of objects by a string property value is a common task in JavaScript development. Whether you are working on a web application or a backend system, being able to sort objects based on a specific property value can greatly enhance the functionality and user experience of your application. In this blog post,…

  • Checking if a key exists in a JavaScript object?

    In JavaScript, objects are a fundamental data structure that allows us to store and manipulate data in a key-value format. However, there may be times when we need to check if a specific key exists in an object before performing certain operations. In this blog post, we will explore different solutions to the problem of…

  • How to insert an item into an array at a specific index?

    In JavaScript, arrays are a fundamental data structure that allows you to store multiple values in a single variable. One common task when working with arrays is inserting an item at a specific index. In this blog post, we will explore different solutions to achieve this in JavaScript. Solution 1: Using the splice() method The…

  • Setting “checked” for a checkbox with jQuery

    Setting “checked” for a checkbox with jQuery As a tech professional working with JavaScript, you may often come across the need to set the “checked” property for a checkbox using jQuery. This can be a common requirement when dealing with forms or dynamically updating the state of checkboxes based on user interactions. Fortunately, jQuery provides…

  • “Thinking in AngularJS” if I have a jQuery background? [closed]

    As a tech professional, it is common to have a background in jQuery before diving into AngularJS. jQuery is a popular JavaScript library that simplifies HTML document traversal, event handling, and animation. On the other hand, AngularJS is a powerful JavaScript framework that provides a structured approach to building dynamic web applications. If you are…

  • Why does Google prepend while(1); to their JSON responses?

    Why does Google prepend while(1); to their JSON responses? If you have ever made an API request to Google and received a JSON response, you might have noticed a peculiar prefix: while(1);. This prefix is added by Google intentionally, and it serves a specific purpose. In this blog post, we will explore why Google includes…

  • Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?

    Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”? When it comes to creating JavaScript links, developers often find themselves debating between using “#” or “javascript:void(0)” as the value for the href attribute. In this blog post, we will explore both options and discuss their pros and cons. 1. Using “#”: The…

  • How do I copy to the clipboard in JavaScript?

    Copying text to the clipboard is a common task in web development, especially when dealing with user interactions and data manipulation. In this blog post, we will explore different solutions to the problem of copying text to the clipboard using JavaScript. Solution 1: Using the document.execCommand() method The document.execCommand() method is a built-in JavaScript function…