Tiempo de lectura: 2 minutos Photo by Pixabay In this example, we’ll see how to dynamically generate options for a select element in HTML using JSON data and JavaScript. First, let’s display the array of elements we’ll use as an example: const jsonData = [ { id: 1, name: “NameDevCodelight1” }, { id: 2, name: “NameDevCodelight2” }, { id: 3, … Read more
Tiempo de lectura: 2 minutos Photo by James Wheeler In this example, I’m going to show a basic structure for making a POST type AJAX request with jQuery in JavaScript. First, we define the parameters of the AJAX request. Here, we set the URL to which we’ll send the request, the type of request which will be POST, and the … Read more
Tiempo de lectura: 2 minutos Photo by Yaqui Zanni In this example, I’m going to show a basic structure for making a GET type AJAX request with jQuery in JavaScript. First, we define the parameters of the AJAX request. Here, we set the URL to which we’ll send the request, the type of request which will be GET, and the … Read more
Tiempo de lectura: 2 minutos To create a horizontal menu with different options that change content based on the selected option, follow these steps. First, create an unordered list (<ul>) representing your menu and give it some styles to remove bullets and set a dark background. Each list item (<li>) represents a menu option and is floated left (float: left) … Read more
Tiempo de lectura: 2 minutos html Copy code In Node.js, you can use middlewares in Express.js to customize the handling of HTTP requests before or after they reach the routes. In this tutorial, you will learn how to create a middleware that extracts the X-REAL-IP and x-forwarded-for headers from incoming HTTP calls in your Express application. Prerequisites: Node.js installed on … Read more
Tiempo de lectura: 3 minutos To create a horizontal menu with different options and change the content based on the selected option, you need to follow these steps. First, create an unordered list <ul> that represents your menu and give it some styles to remove bullets and give it a dark background. Each list item <li> represents an option in … Read more
Tiempo de lectura: 3 minutos html Copy code In this tutorial, we are going to build an interactive tip calculator that allows users to input their bill amount and desired tip percentage. As users enter these values, the calculator will automatically display the total amount to pay, which can be useful in situations like dining at a restaurant. Here are … Read more
Tiempo de lectura: 2 minutos In this tutorial, you will learn how to build a to-do list application that will help you keep track of your pending tasks. Tools needed: A text editor, a web browser, and basic knowledge of HTML, CSS, and JavaScript. Step 1: Set up the HTML Structure <!DOCTYPE html> <html lang=”en”> <head> <meta charset=”UTF-8″> <meta name=”viewport” … Read more
Tiempo de lectura: 2 minutos In this tutorial, we will learn how to build a secure password generator that will generate random and strong passwords to enhance security for your online accounts. Required Tools: A text editor, a web browser, and basic knowledge of HTML, CSS, and JavaScript. Step 1: Set Up the HTML Structure <!DOCTYPE html> <html lang=”en”> <head> … Read more
Tiempo de lectura: < 1 minuto JavaScript is an essential programming language for web development. With it, you can make your websites interactive and dynamic by interacting with the Document Object Model (DOM). The DOM is an in-memory representation of your web page’s structure, and JavaScript allows you to access and modify elements in the DOM to create visual changes and … Read more
