Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. It allows programmers to create fast, scaleable, back-end JavaScript applications. The asynchronous and event-driven nature of Node.js makes it w...

GraphQL is a specification and therefore language agnostic. When it comes GraphQL development with Node.js, there are various options available ranging from graphql-js, express-graphql, to apollo-server. In this tutor...

In this article, you will learn how to use arguments in your Node.js scripts and then you will recreate the script with the commander library.

Learn how to use the Express framework in Node to create a web server.

Node.js is an open-source JavaScript runtime environment for building server-side and networking applications. The platform runs on Linux, macOS, FreeBSD, and Windows. Though you can run Node.js applications at the co...

Learn how to build an alternative to WebSockets for handling realtime events in JavaScript.

Learn how to build a real-time document collaboration app using Angular and the Socket.IO realtime application framework.

The Node Version Manager is a great tool to use, allowing you to install multiple versions of Node.js and switch between them as you see fit. In this tutorial, you will install nvm and learn to install, remove, and sw...

In this article, you will learn how to upload images with a Node.js backend using Multer and Express.

A CSP is an HTTP header that provides an extra layer of security against code-injection attacks, such as cross-site scripting (XSS), clickjacking, and other similar exploits. It facilitates the creation of an "allowli...

__dirname is an environment variable that tells you the absolute path of the directory containing the currently executing file. In this article, you will explore how to implement __dirname in your Node.js project.

It's common for a modern JavaScript application to communicate with other servers to accomplish a task. In this article, you will use the https Node.js module to make HTTP requests to a web API, including GET, POST, P...

Use Node.js and the node-cron library to schedule jobs to manage logs, back up databases, and send emails.

With Node.js, you can use JavaScript to programmatically manipulate files with the built-in fs module. The name is short for "file system," and the module contains all the functions you need to read, write, and delete...

In this tutorial, you will use Node.JS, Puppeteer, Docker, and Kubernetes to build a highly scalable scraper that can simultaneously extract data from multiple pages. You will test your scraper on the dummy bookstore,...

In this tutorial, you will build a web scraping application using Node.js and Puppeteer. Your app will grow in complexity as you progress. First, you will code your app to open Chromium and load a special website desi...

In Node.js, you need to restart the process to make changes take effect. This adds an extra step to your workflow to have the changes take place. You can eliminate this extra step by using nodemon to restart the proce...

Node.js is a JavaScript platform for general-purpose programming that allows users to build network applications quickly. In this guide, we'll show you how to get started with Node.js on an Ubuntu 18.04 server.

Since Node.js instances create a single process with a single thread, JavaScript operations that take a long time to run can sometimes block the execution of other code. A key strategy to work around this problem is t...