Docker doesn't provide direct cleanup commands, but it does give you all the tools you need to clean up your system from the command line. This cheat sheet-style guide provides a quick reference to commands that are u...

In general, Docker containers are ephemeral, running just as long as it takes for the command issued in the container to complete. Sometimes, however, applications need to share access to data or persist data after a ...

Jenkins is an open-source automation server that automates the repetitive technical tasks involved in the continuous integration and delivery of software. In this tutorial, you will install Jenkins by adding its Debia...

In this guide, you will configure an active-active MySQL Galera cluster with three Ubuntu 18.04 servers. Clustering adds high availability to your MySQL database by distributing changes to different servers. In the ev...

FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of deliv...

In this tutorial, you'll install Hadoop in stand-alone mode on a Debian 9 server. You'll also run an example MapReduce program to search for occurrences of a regular expression in text files.

FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of deliv...

Docker Compose makes it easier for users to orchestrate the processes of Docker containers, including starting up, shutting down, and setting up intra-container linking and volumes. In this tutorial, you'll install th...

In this R tutorial, we’ll go over how to install devtools and use it to install a package directly from a git repository.

Whether you’re adding more space, evaluating ways to optimize performance, or looking to take advantage of other storage features, this tutorial will guide you through relocating PostgreSQL’s data directory on an Ubun...

On Ubuntu, by default, the Nginx web server stores its documents in /var/www/html, which is typically located on the root filesystem with the rest of the operating system. Sometimes, though, it’s helpful to move the d...

In general, Docker containers are ephemeral, running just as long as it takes for the command issued in a container to complete. By default, any data created inside the container is only available from within the cont...

In this guide, we’ll show you how to move an Apache document root to a new location which allows you to independently scale storage for different sites.

In this tutorial, you'll learn how to install Hadoop in stand-alone mode on an Ubuntu 18.04 server. You'll also run an example MapReduce program to search for occurrences of a regular expression in text files.

By default, Jenkins comes with its own built-in Winstone web server listening on port 8080, which is convenient for getting started. As soon as you're serious about using Jenkins, however, you should secure it with SS...

Docker is a great tool for automating the deployment of Linux applications inside software containers, but to take full advantage of its potential each component of an application should run in its own individual cont...

FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of deliv...

Whether you’re adding more space for data or evaluating ways to optimize database performance, this tutorial will guide you through relocating MySQL’s data directory on an Ubuntu 18.04 server.

NFS, or Network File System, is a distributed file system protocol that allows you to mount remote directories on your server. This tutorial goes over how to install all the components needed to run NFS and also walks...