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

When creating quick on-the-fly Node applications, an easy and fast way to template our application is sometimes necessary. So far we’ve been building out full…

Neo4j is a graph database that records relationships between data nodes, whereas traditional relational databases use rows and columns to store and structure data. Since each node stores references to all the other no...

Test a Node RESTful API with Mocha and Chai

In Node.js and ExpressJS applications, there used to be a very simple way to deliver an HTML file or any other sort of file: res.sendfile(). Delivering HTML files using Express helps make development quick and easy wh...

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...

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...

Visual Studio Code has a large amount of functionality built in, including support for debugging applications. However, configuring VS Code to debug Node.js can be counterintuitive. In this article, you will configure...

In this article, you will use a debugger to debug some sample Node.js applications. You will first debug code using the built-in Node.js debugger tool, setting up watchers and breakpoints so you can find the root caus...

Event emitters are objects in Node.js that trigger an event by sending a message to signal that an action was completed. In this article, you will create an event listener for a TicketManager JavaScript class that all...

In this guide, we will show you three different ways of getting Node.js installed on an Ubuntu 20.04 server: using apt to install the nodejs package from Ubuntu's default software repository, using apt with an alterna...