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The 10 Best Free Linux Games

  • linuxconfig.org; By Nick Congleton (Posted by linuxer on Dec 10, 2018 12:45 AM EDT)
  • Story Type: Reviews; Groups: Games, Linux
There are plenty of excellent games on Linux, and a fair amount of them are completely free. Some are open source, and others are fairly big names available through Steam. In every case, these are quality games that you can play any time on Linux at absolutely no cost.

How to install VeraCrypt on Kali Linux

For years, TrueCrypt was the gold standard in encrypting drives across platforms. TrueCrypt is gone now, but VeraCrypt is carrying on its legacy. It looks and works a lot like TrueCrypt did, and it's compatible with TrueCrypt partitions.

10 Best Lightweight Linux Distributions For Older Computers

One of Linux's biggest selling points has always been its ability to trim down and use as few resources as possible. Linux can bring old computers back from the dead and make them fully functional again with less resource intensive systems.

How To Interact With Docker Containers

This article extends the previous Docker article and shows how to interact with Docker containers by executing commands inside containers, installing software inside containers, inspecting container status, accessing containers using Bash, persisting changes into images and removing unused containers and images.

How to Configure Docker Swarm with multiple Docker Nodes on Ubuntu 18.04

Docker Swarm is a container orchestration and clustering tool to manage Docker hosts, and is a part of Docker Engine. It's a native clustering tool provided by Docker which provides high-availability and high-performance for your application.

The Best Linux Distros For Beginners

Everyone needs to start somewhere, and Linux is no different. Even though it became a meme, telling newcomers to install Gentoo isn’t very productive, and it harms the community as a whole. There are distributions that work to make themselves accessible to people of every skill level and technical aptitude. They’re often called "Beginner distributions", but they aren’t just for beginners. Actually, any one of these choices would be great for everyone, but they’re also the best places for newbies to start.

The Best Linux Distros of 2018

  • linuxconfig.org; By Nick Congleton (Posted by linuxer on Nov 7, 2018 8:04 PM EDT)
  • Story Type: Reviews; Groups: Linux
Every year, the question pops up; which Linux distribution is best? The reason that question persists the way it does is because there is no singular concrete answer. Most distributions are purpose built for certain situations, and even when they aren't, there are bound to be conditions that they're better and worse in.

How to install Hadoop on Ubuntu 18.04 Bionic Beaver Linux

Apache Hadoop is an open source framework used for distributed storage as well as distributed processing of big data on clusters of computers which runs on commodity hardwares. Hadoop stores data in Hadoop Distributed File System (HDFS) and the processing of these data is done using MapReduce. YARN provides API for requesting and allocating resource in the Hadoop cluster.

How to install the NVIDIA drivers on Ubuntu 18.10 Cosmic Cuttlefish Linux

The objective of this article is to install the NVIDIA drivers on Ubuntu 18.10 Cosmic Cuttlefish Linux. This article will discuss three methods of Nvidia driver installation in the following order: 1. Automatic Install using standard Ubuntu Repository. 2. Automatic Install using PPA repository to install Nvidia Beta drivers. 3. Manual Install using the Official nvidia.com driver.

How to use arrays in bash script

  • linuxconfig.org; By Egidio Docile (Posted by linuxer on Oct 16, 2018 11:37 AM EDT)
  • Story Type: Tutorial; Groups: Linux
Bash, the Bourne Again Shell, it's the default shell on practically all major linux distributions: it is really powerful and can be also considered as a programming language, although not as sophisticated or feature-reach as python or other "proper" languages. In this tutorial we will see how to use bash arrays and perform fundamental operations on them.

Preparing for applying updates on Red Hat Linux

Keeping the system up to date is an every day task for a sysadmin, as well as a desktop user. By applying the latest (stable) available software on the system we can take advantage of the latest features, and will be more protected from security issues and hopefully suffer less from bugs. To update the system you will need configured yum repositories that act as the source of the updated software.

How to manage the expansion of empty or unset bash variables

  • linuxconfig.org; By Egidio Docile (Posted by linuxer on Oct 8, 2018 8:21 PM EDT)
  • Story Type: Tutorial; Groups: Linux
Variables expansion is one of the most common feature used in the shell: when a variable exists and is part of a command, it is "expanded", so that is substituted by its value. The expansion of empty variables, is one of those things, that if not well managed, could cause serious damage to a system.

How to configure the autofs daemon on CentOS 7/Rhel 7

Manually mounting and unmounting devices such as external USB drives or remote NFS or Samba shares can be tedious tasks to perform when administering a machine. The autofs daemon can help us automatically mounting a filesystem when needed and umounting it after a specified period of time. In this tutorial we will see the basic concept related to the automounter, and how to configure it.

How to set up Apache webserver proxy in front of Apache Tomcat on Red Hat Linux

Using Apache httpd as a proxy to an Apache Tomcat application container is a common setup. It comes with many use cases, the most trivial is serving static content from httpd, while providing services implementing heavy business logic from an application written in Java that resides in the Tomcat container.

Ethereum Mining on Ubuntu 18.04 and Debian

  • linuxconfig.org; By Nick Congleton (Posted by linuxer on Sep 28, 2018 2:13 PM EDT)
  • Story Type: Tutorial; Groups: Linux
Ethereum has established itself as one of the big players in the cryptocurrency world. It's value has been on a steady rise for well over a year, and it's one of the most widely traded coins in the world.

Ethereum is also an open source technology, and the Ethereum blockchain is powering a whole new wave of web development and web technologies. Even though the initial wave of interest in Ethereum has subsided, it's clearly not too late to get involved.

How to add repositories to Red Hat Linux with and without a proxy

In a corporate environment it is common to limit Internet access - both for security and accountability. This is often accomplished by using proxy servers that enable access to the Internet after some sort of authentication, while inspect and log all traffic passing trough them. This way the company can, for example find the employee who downloaded the virus that wreak havoc within the corporate system (or at least the employee who's credentials where stolen to do so), or filter the traffic, preventing access to well-known harmful sites to protect employee equipment.

How to manage partitions with GNU Parted on Linux

  • linuxconfig.org; By Egidio Docile (Posted by linuxer on Sep 26, 2018 1:21 PM EDT)
  • Story Type: Tutorial; Groups: Linux
Partitions management is one of the most essentials and dangerous task to perform when working with operating systems. In this tutorial we will focus on the use of GNU parted and see how we can use it to create, resize and delete partitions from the command line interface.

PostgreSQL performance tuning for faster query execution

  • linuxconfig.org; By linuxconfig.org (Posted by linuxer on Sep 24, 2018 4:44 AM EDT)
  • Story Type: Tutorial; Groups: Linux
PostgreSQL is a reliable open source database available in many modern distribution's repository. The ease of use, the ability to use extensions and the stability it provides all add to it's popularity. While providing the base functionality, like answering to SQL queries, store inserted data consistently, handling transactions, etc. most mature database solutions provide tools and know-hows on how to tune the database, identify possible bottlenecks, and be able to solve performance problems bound to happen as the system powered by the given solution grows.

How to install Paperwork on Ubuntu 18.04 Bionic Beaver

Paperwork is a note-taking and archiving alternative to Evernote, Microsoft OneNote, and Google Keep, with the advantage of being FOSS (Free and Open Source Software), meaning it that can be hosted on the user premises, which is a requirement for people and businesses worried about privacy.

Traceroute Basics

  • linuxconfig.org; By Nick Congleton (Posted by linuxer on Sep 19, 2018 6:53 AM EDT)
  • Story Type: Tutorial; Groups: Linux
Traceroute finds the path network packets take between your computer and a destination. That destination could be a website, server, or another machine on your network. If you can send network packets to it, you can test the path with traceroute. It's a helpful tool for understanding how data flows through a network.

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