JavaScript
Javascript Async and Await Function
Introduction Async/await is a way to write asynchronous code in JavaScript, which means it can use features such as callback functions. async/await allows you to write more modular code by making your asynchronous calls more predictable. The use of Async/Await in JavaScript is to offer better performance
Var, Let and Const: Description and Differences
Introduction In JavaScript, var and let are two new keywords that let you declare variables and constrain them to a given scope. we use the var keyword to declare a variable. A variable can hold any value, including numbers, strings, and booleans. We use the let keyword to declare a
JavaScript Fetch API Explanation
Introduction The fetch() method in javascript is used to request data from the server. Any sort of API that returns data in JSON or XML can be requested. The URL to request is the only parameter needed for the fetch() method, which also returns a promise. fetch() method is available
JavaScript console.log() Method
JavaScript's console.log() function is used to print any variables that have been defined in the program or to display any other message to the user. Syntax: console.log(" "); Parameters: It accepts a parameter, which may be an object, an array, or any message. Return value: This function returns the
Javascript vs Typescript: What is the Difference?
Introduction What Is JavaScript Nearly all online browsers now support Javascript, which was created by Netscape in 1995. However, Node.js may also be used with it for server-side programming. These scripts may be added to HTML documents, which the browser can then understand at runtime. What Is TypeScript It
JavaScript: Array Filter() Method
Introduction The arr.filter() method is used to create a new array from a given array consisting of only those elements from the given array which satisfy a condition set by the argument method. If no condition is specified, it applies no filtering and simply returns an array with all
Java Vs Javascript: What's The Difference?
Introduction What is Java? Java is a general-purpose programming language that was created with a single guiding principle. Java is most frequently used in web development as a server-side language and as the preferred programming language for mobile apps. It still has a respectable front-end presence as a Java applet,
How to Quickly Check If an Array is empty or not in Javascript?
Introduction In this article, we will see how to check an array if it's empty or not with array methods and detailed examples. Approach: Using Array.isArray() method and array.length property The Array.isArray() method can be used to determine whether an array is actually there and whether it
How to reverse a string in Javascript?
Introduction One of the most typical JavaScript interview questions during the technical round is how to reverse a string. Interviewers could ask you to build various techniques for reversing strings, to do it without the use of built-in methods, or even to do so by utilising recursion. Several tens of
Difference between JSP and Servlet
Introduction Websites are combinations of static files, such as HTML, graphics, and picture files. If these websites offer dynamic features while housed on the servers, they are known as web apps. Most websites use a client-server model, where the client submits requests to the server, which responds by processing the
