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67 Posts
  • Published Tutorial

    How To Share Data between Docker Containers

    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 ...
    By Melissa Anderson Docker Ubuntu Ubuntu 18.04 Ubuntu 20.04 Container
  • Published Tutorial

    How To Install Jenkins on Ubuntu 18.04

    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...
    By Melissa Anderson, Kathleen Juell System Tools Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Configure a Galera Cluster with MySQL on Ubuntu 18.04 Servers

    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...
    By Melissa Anderson, bsder Ubuntu 18.04 MySQL Databases Clustering High Availability Open Source
  • Published Answer

    Clarification on Cross Project Service Availabilty

    I think you’re understanding correctly. Everything in your individual account shares a single private network. Within that accou…
    By MelissaAnderson
  • Published Tutorial

    How To Set Up vsftpd for a User’s Directory on Debian 10

    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 It has since been replaced by faster, more secure, and more convenient ways of deliv...
    By Melissa Anderson, Kathleen Juell Linux Basics Security Debian Debian 10
  • Published Tutorial

    How to Install Hadoop in Stand-Alone Mode on Debian 9

    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.
    By Brian Hogan, Melissa Anderson, Hanif Jetha Big Data Debian 9
  • Published Tutorial

    How To Set Up vsftpd for a User's Directory on Debian 9

    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 It has since been replaced by faster, more secure, and more convenient ways of deliv...
    By Melissa Anderson, Kathleen Juell Linux Basics Security Debian Debian 9
  • Published Tutorial

    How To Install Docker Compose on Debian 9

    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...
    By Melissa Anderson, Kathleen Juell Docker Debian Debian 9
  • Published Tutorial

    How to Install R Packages using devtools on Ubuntu 18.04

    In this R tutorial, we’ll go over how to install devtools and use it to install a package directly from a git repository.
    By Melissa Anderson, Lisa Tagliaferri R Applications Ubuntu 18.04
  • Published Tutorial

    How To Move a PostgreSQL Data Directory to a New Location on Ubuntu 18.04

    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...
    By Melissa Anderson, Mark Drake PostgreSQL Databases Block Storage Storage Ubuntu 18.04 Ubuntu
  • Published Tutorial

    How To Move an Nginx Web Root to a New Location on Ubuntu 18.04

    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...
    By Melissa Anderson, Kathleen Juell Nginx Block Storage Storage Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Share Data Between the Docker Container and the Host

    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...
    By Melissa Anderson Docker Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Move an Apache Web Root to a New Location on Ubuntu 18.04

    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.
    By Melissa Anderson, Kathleen Juell Apache Storage Block Storage Ubuntu Ubuntu 18.04
  • Published Tutorial

    How to Install Hadoop in Stand-Alone Mode on Ubuntu 18.04

    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 Melissa Anderson, Hanif Jetha Clustering Big Data Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Configure Jenkins with SSL Using an Nginx Reverse Proxy on Ubuntu 18.04

    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...
    By Melissa Anderson, Kathleen Juell Deployment Let's Encrypt Nginx Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Install Docker Compose on Ubuntu 18.04

    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...
    By Melissa Anderson Docker
  • Published Tutorial

    How To Set Up vsftpd for a User's Directory on Ubuntu 18.04

    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...
    By Melissa Anderson, Kathleen Juell Linux Basics Security Ubuntu 18.04
  • Published Tutorial

    How To Move a MySQL Data Directory to a New Location on Ubuntu 18.04

    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.
    By Melissa Anderson, Hanif Jetha MySQL Databases Block Storage Storage Ubuntu Ubuntu 18.04
  • Published Tutorial

    How To Set Up an NFS Mount on Ubuntu 18.04

    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...
    By Melissa Anderson, Mark Drake Networking Ubuntu Ubuntu 18.04
  • Published Tutorial

    How to Set Up a Jekyll Development Site on Ubuntu 16.04

    Jekyll is a static-site generator that provides some of the benefits of a Content Management System (CMS) while avoiding the performance and security issues introduced by such database-driven sites. In this tutorial, ...
    By Melissa Anderson Applications Ruby Ubuntu Ubuntu 16.04