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Web Development Articles
Page 134 of 801
How to make div with left aligned text and right aligned icon using CSS ?
The tag is used to specify a division. It means a container or a section in an HTML page. Sometimes, inside a div container, text and icons are both needed. And sometimes, the need is to align the text on the left while putting the icon on the right in the same line. The CSS or Cascading Style Sheets means style specifications that are used for formatting an HTML document. It is used to give the style to the web page and its elements. In this HTML-CSS article, using three different examples, the ways to show how to ...
Read MoreDifference between indexOf and findIndex Function
JavaScript is a dynamic programming language which can be used on both client side and server side. JavaScript is used to create interactive webpages. It has many frameworks such as React JS, Angular JS, Node JS etc. JavaScript provides some methods using which the index of the specified element can be obtained. indexOf and findIndex are those methods. The indexOf Function in JavaScript The indexOf function in JavaScript allows us to search for an element in an array and returns the first found index in that array. If it can't find the element, then -1 is returned. The syntax of ...
Read MoreDifference between GET and POST Request in JavaScript
HTTP requests are frequently used in web development to send and receive data from a server. GET and POST queries are two of the most frequently utilised HTTP requests. It is crucial for web developers to comprehend the distinctions between these two request kinds if they wish to build apps that are both secure and effective. GET and POST requests serve different functions and have different properties. Data can be retrieved from a server using GET queries and submitted to a server using POST requests. POST requests are used for requests that alter or generate data on the server, whereas ...
Read MoreAdding a Carousel to Your Site with Slick.js
In this tutorial, we will demonstrate how you can use Slick.js to work with carousels and then add them to your websites. We will start with creating a simple carousel of images with the basic scroll being available to us and then slowly we will make some changes to the carousel by adding different properties to our carousel according to our needs. If you try to create a carousel without using any libraries, it will be quite time consuming. To reduce the efforts and to be able to add multiple types of carousel with different properties, ...
Read MoreDifference between == and === operator in JavaScript
JavaScript is widely used to create interactive web pages. It has many frameworks such as React JS, Angular JS, Node JS, etc. Like any other programming language, JavaScript also provides operators like arithmetic, relational, comparison operators, etc. The equality operator, i.e., "==" is one such comparison operator that checks whether the LHS is equal to RHS or not. This operator is present in all other programming languages but it is somewhat different in JavaScript. This is due to the fact that JavaScript is a loosely typed language, whereas all other languages are strictly typed. As JS is loosely typed, it ...
Read MoreWorking with Excel Files using Excel.js
In order to work with the Excel.js, you need to first install the package as a dependency in your project. To install Excel.js in your project, you need to run the following command − npm install exceljs Once you run the above command, Excel.js will be installed as a dependency in your project. In all the examples used in this tutorial, we will work with "xlsx" files that are open XML spreadsheet files used in Microsoft Excel. Working on ExcelJS Cells In the example shown below, we are working with Excel sheet cells. To get a reference of a ...
Read MoreHow to Scrape a Website using Puppeteer.js?
Web scraping is one of the best ways in which one can automate the process of data collection from the web. Normally we refer to a web scraper as a "crawler" who simply surfs the web and then gives us the scraped data from the pages that we selected. There are many reasons for automating the data scraping process as it is much easier than the process of manually extracting the data from different web pages. Scraping is also a very good solution when the web page that we want to extract the data from doesn't provide us with any ...
Read MoreHow to Bundle up JavaScript Files using Rollup.js?
In this tutorial, we will understand how to use rollup.js to bundle JavaScript files. Before we do that, the first step is to get familiar with the JavaScript module bundler called Rollup, which compiles the files of multiple sources into a single bundle. Rollup is similar to webpack and Browserify. It is more popular than many of the other bundlers out there because of its ability to keep the files small even after bundling them into a single unit. There are multiple features that Rollup brings to the table, some of them are mentioned below − Development is ...
Read MoreHow to Build a REST API with Fastify?
Fastify is a framework that is mainly designed to do backend development in JavaScript. It is one of the lightest backend framework that one can work with, and it is one of the main reasons why it is preferred if you want to avoid the heavier node frameworks like Express and Hapi. Since its inception, multiple versions of Fastify have been released. In the latest version, we get the capability to even verify the incoming and outgoing requests as well as the request parameters. It might not come as a surprise that the people who developed Fastify claim that it ...
Read MoreTweening and animating HTML5 and JavaScript properties with Tween.js
Tween.js is a JavaScript library that is mainly used when we want to tween or animate an HTML5 or JavaScript property. It can work standalone as well as when integrated with Easel.js. In this tutorial, we will learn how we can make use of Tween.js with the help of a few examples. Before we go on to the main example, let's first discuss a few simple tweens so that when we use them in the main example, you don't get overwhelmed. Simple Tween In this tween, we will tween the alpha property of the target from 0 to 1 for ...
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