Web Tutorials

Why Handle File Uploads in Node.js? Node.js is a popular choice for backend development because of its event-driven, non-blocking nature. It makes handling file uploads seamless, even for large files, by ensuring the server remains responsive during the upload process. With the help of middleware and libraries, you can quickly integrate file upload functionality into … Read more

What is Event-Driven Programming? In event-driven programming, actions or “events” trigger specific pieces of code called “event listeners.” This allows your application to react to user interactions, messages, or system events dynamically. For example: Node.js uses this event-driven model to handle asynchronous operations efficiently, making it ideal for real-time applications. What is the Node.js Events … Read more

What is NPM? NPM is a package manager for JavaScript. It helps you: Every Node.js installation includes NPM by default. It works seamlessly with the Node.js ecosystem to provide tools and libraries for various tasks like web development, APIs, and utility scripts. Why is NPM Important? Checking Your NPM Version To verify that NPM is … Read more

What is the URL Module? The Node.js URL module provides methods and properties to handle URL strings. It allows you to: The URL module follows the WHATWG URL Standard (used in modern web browsers) but also supports legacy methods for backward compatibility. Importing the URL Module The URL module is a built-in module, so you … Read more

Why Use the File System Module? Node.js applications often need to interact with files for tasks like: The fs module makes these tasks easy and efficient with its built-in methods. Importing the File System Module To use the fs module, you need to import it in your script: const fs = require(‘fs’); The fs module … Read more

The Node.js HTTP module is a core module that allows you to create and manage web servers. It provides functionality to handle HTTP requests and responses, making it an essential tool for building backend web applications. What is the HTTP Module? The HTTP module in Node.js is a built-in module that provides functionality to: It … Read more

Node.js modules are the building blocks of a Node.js application. They allow you to organize and reuse your code efficiently. In simple terms, a module is a reusable piece of code that can be easily imported into other parts of your application. What Are Node.js Modules? A module in Node.js is a file or package … Read more

Node.js Introduction Node.js is an open-source, server-side runtime environment that enables developers to run JavaScript outside a web browser. It is widely used for creating scalable and high-performance applications, making it one of the most popular tools in modern web development. Before Node.js, JavaScript was mainly used for client-side scripting, running in the browser to … Read more