Category: JavaScript

  • Getting the Id of the Element That Fired an Event

    Getting the ID of the element that fired an event As a JavaScript developer, you may often find yourself needing to retrieve the ID of the element that triggered an event. This can be useful in various scenarios, such as tracking user interactions or dynamically updating specific elements based on user actions. In this blog…

  • How Do I Check That a Number Is Float or Integer?

    When working with JavaScript, it is important to be able to determine whether a number is a float or an integer. While JavaScript does not have built-in methods to directly check the type of a number, there are several approaches you can take to achieve this. 1. Using the % (Modulus) Operator One way to…

  • How Do I Replace All Line Breaks in a String with
    Elements?

    How do I replace all line breaks in a string with elements? As a JavaScript developer, you may come across situations where you need to replace line breaks in a string with HTML line break elements (). This can be useful when you want to display text with line breaks in HTML, such as in…

  • Using Node.Js, How Do I Read a Json File into (Server) Memory?

    When working with Node.js, there may be times when you need to read a JSON file into server memory. This can be useful for various purposes, such as processing the data or manipulating it before sending it to the client. In this blog post, we will explore different ways to achieve this task. Method 1:…

  • Jquery Document.Createelement Equivalent?

    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…

  • Detect Click Outside React Component

    Detect click outside React component As a React developer, you may often come across the need to detect when a user clicks outside of a specific component. This can be useful in scenarios where you want to close a dropdown menu, hide a modal, or perform any other action when the user interacts with elements…

  • Function Overloading in Javascript – Best Practices

    Function overloading in JavaScript – Best practices Function overloading is a powerful feature in many programming languages that allows developers to define multiple functions with the same name but different parameters. However, JavaScript does not natively support function overloading. In this article, we will explore some best practices for achieving function overloading in JavaScript. 1.…

  • What Techniques Can Be Used to Define a Class in Javascript, and What Are Their Trade-offs?

    What techniques can be used to define a class in JavaScript, and what are their trade-offs? JavaScript, being a versatile and dynamic language, provides multiple techniques to define a class. Each technique has its own advantages and trade-offs. In this article, we will explore four common ways to define classes in JavaScript. 1. Constructor Functions…

  • What Are the Nuances of Scope Prototypal / Prototypical Inheritance in Angularjs?

    What are the nuances of scope prototypal / prototypical inheritance in AngularJS? When working with AngularJS, understanding the nuances of scope prototypal/prototypical inheritance is essential. In this blog post, we will explore the concept of scope inheritance in AngularJS and discuss its implications. Understanding Scope Inheritance In AngularJS, scopes are objects that refer to the…

  • Uncaught Referenceerror: $ Is Not Defined?

    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…