Adarshita Gupta

JavaScript String trim Method: Including trimStart, trimEnd, trimLeft, and trimRight

In this tutorial, we will learn about the JavaScript trim() method along with its four different variants, which are trimStart(), trimEnd(), trimLeft() and trimRight(). JavaScript trim methods are used to remove the whitespace from a string. By whitespace, I mean spaces, tabs, non-breaking spaces, line feed characters, and carriage return characters. These characters are important

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How to Convert Object into String in JavaScript?

JSON object (JavaScript Object Notation) has many hidden features for parsing, stringifying, prettifying, formatting and hiding some properties. To convert a JavaScript object into a JSON string, we use the JSON.stringify() method. It is the opposite of JSON.parse(), which converts JSON into JavaScript Objects. In this JSON tutorial, we will learn how to use JSON.stringify()

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JavaScript Program to Check Whether a String Starts and Ends with Certain Characters

If you’ve been writing JavaScript code for a longer period, you probably encounter situations when you’ll need to figure out whether a string starts or ends with a specific character set. For instance, suppose you are filtering out the type of file you have stored on your PC based on the file’s extension and want

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How to Fix NPM Throwing Error Without sudo: An Easy Guide

If you are encountering errors while using npm without sudo, it can be related to issues with permissions. This usually happens when npm tries to install packages or modify files in directories where the current user does not have sufficient permissions. Running npm commands with sudo increases privileges and enables npm to perform the desired

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Understanding Memory Leaks and Their Prevention in JavaScript

While building web applications that run in the browser, memory management is one of the important steps to consider. It often occurs when garbage collection fails. In this tutorial, we will learn about memory leaks in JavaScript, exploring the causes of them with the help of practical implementation and highlighting common mistakes to avoid. Introduction

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JavaScript Popup Boxes: Alert(), Prompt(), & Confirm() Methods

If you have been coding in JavaScript for longer, you have already covered the methods dealing with numbers and strings, which are frequently used. There are other special methods in JavaScript that can turn out to be important while creating web pages. The alert(), prompt() and confirm() method displays multiple kinds of dialog boxes. In

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