We can show the popup message to the app users using the popup box. We will learn about the different types of JavaScript popup boxes in this tutorial. There are three different types of popup boxes available in JavaScript below. Alert box Confirm box Prompt box We will learn about all popup boxes one by one below. Alert Box We can show the alert box using the window.alert() method. It simply shows the message in the popup box. We can use the alert box when we need to give some message to the users. For example, when the ... Read More

The Passport is a node package, or library which we can install in any nodeJs project. The Passport provides the functionality for authentication in the app. Also, it provides different encryption strategies to encrypt user information, such as a password. For example, what if Facebook or Google employees could see the password of their users? It is against user privacy. So, in such cases, we can use the Passport, which encrypts the password and stores it in the database. We should know the decryption algorithm and secret key to decrypt the password. Also, the Passport allows us to establish the ... Read More

This tutorial will cover page redirection, introduced in the ES6 version of JavaScript. Page redirection is a way to send web page visitors to another URL from the current URL. We can redirect users to either the different web pages of the same website or another website or server. In JavaScript, a window is a global object which contains the location object. We can use the different methods of the location objects for the page redirection in ES6, which is all we learn below. Using the window.location Object’s href Attribute Value The location object of the window global object contains ... Read More

We will learn non−boolean value coercion to a Boolean one in JavaScript. For beginners, coercion word is new in JavaScript. So, let’s clarify what coercion. Coercion is converting the variable of one data type to another data type. As we all know, JavaScript is not a type−strict language. So, we don’t need to define the types of the variable. Sometimes, JavaScript automatically coerces the variables and gives unpredictable results in the output. There are two types of coercion in JavaScript. One is implicit coercion, and another is explicit coercion. We will learn both coercion one by one in this tutorial. ... Read More

In this article, we will learn the best things done using JavaScript. A global programming language is JavaScript. Although it is present everywhere, it is also far more potent. JavaScript is significantly more versatile than only web-related tasks. This language brings up a lot of additional exciting options. JavaScript is a computer language used to add interactive scripts to web pages. It is now a potent language utilized by web servers and browsers (Node.js). Practical Applications of JavaScript JavaScript is a simple programming language for dynamic content formatting in web development. Additional uses for it include the creation of desktop, ... Read More

In this tutorial, we will understand the special features of Javascript. Javascript is a popular programming language. Javascript features are flexible. Many open-source libraries are available. GitHub contains a large volume of Javascript code by developers across the world. Javascript works well in the front end and back end. Javascript has a simple syntax. Without any settings, anyone can execute Javascript programs and make them user-friendly. One individual having basic knowledge of HTML, CSS and coding can work with Javascript. Features of Javascript Scripting Javascript executes the client-side script in the browser. Interpreter The browser interprets JavaScript code. Event Handling ... Read More

First, we will learn about what JavaScript is. When a web website does more than sit there and present you with static information, such as showing timely content updates, interactive maps, animated 2D/3D visuals, scrolling video jukeboxes, etc. JavaScript will almost certainly be used. In addition, you can add advanced functionality to websites by using the scripting or programming language JavaScript. The first two layers of the layer cake made up of standard web technologies were HTML and CSS. This layer is the third one. Layers of a Web Page The markup language we use to structure and define ... Read More

JavaScript gives the user an intuitive, dynamic, and interactive online experience. When crawling conventional HTML pages, everything is simple, and the procedure is quick. Googlebot may visit simultaneously after downloading an HTML file and extracting the source code's links. After downloading the CSS files, the page is indexed by Google's Indexer, which also receives all downloaded resources. When crawling a website that mainly utilizes JavaScript, things become challenging. Googlebot downloads an HTML file. Googlebot does not see links in the source code since they are only inserted after JavaScript has run. Next, the CSS and JS files are downloaded. ... Read More

JavaScript, a text-based computer language used both on the client and server sides, has made making interactive web pages possible. JavaScript adds interactive aspects to online sites that keep users interested, whereas HTML and CSS are languages that provide web page structure and design. JavaScript is frequently used in everyday applications like the search bar on Amazon, the news summary video that is embedded in The New York Times, and refreshing your Twitter feed. By transforming a static web page into an interactive one, the incorporation of JavaScript enhances the user experience. In summary, JavaScript gives web page behavior. Applications ... Read More

Historically, search engine crawlers like Googlebot could only read the static HTML source code and could not scan and index material written dynamically using JavaScript. This changed, though, with the rise of JavaScript-rich websites and frameworks like Angular, React, and Vue.JS, as well as single-page apps (SPAs) and progressive web apps (PWAs). To properly display web pages before indexing them, Google has modified and discontinued its previous AJAX crawling technique. Although Google can often crawl and index most JavaScript information, they advise against utilizing a client-side solution since JavaScript is "tough to process, and not all search engine crawlers can ... Read More