In Linux based systems you can set dynamic named values as environment variables. Those values are stored within the system and are used by command line applications. To put it simply, an environment variable is a variable with a name [...]
How to Install Docker on CentOS 8
CentOS 8 comes with its own tools, buildah and podman, which are compatible with existing docker images and work without relying on a daemon, allowing the creation of containers as normal users, without the need of special permissions. These tools [...]
Lightweight Linux Distros for Old Laptop (2019)
Do not discard that old PC or laptop yet. You can use a lightweight Linux distro to make them as good as new. Some of these Linux distros are specifically for use in older machines. You can use any of [...]
How to Disable SELinux on CentOS 8
SELinux, also known as Security-Enhanced Linux, is a security feature embedded in the Linux kernel. SELinux leverages Mandatory Access controls (MAC) to confine users to certain rules and policies and prevents them from performing unauthorized tasks on the Linux system [...]
How to Install and Use Grub Customizer on Ubuntu
Grub customizer is a handy graphical tool that you can use to change the default settings in the grub bootloader. The tool allows you to add, or rearrange entries in the boot menu. Additionally, You can modify kernel parameters, change [...]
How to Install Pip on CentOS 8
In this tutorial, we will install Python pip on CentOS 8 using the yum package manager and cover the basics of how to install and manage Python packages with pip. In the CentOS 8 repository AppStream, there are both pip [...]
How to Install Cockpit on CentOS 8
Cockpit is a free and open-source web based server management software. It has a pretty web console which allows system administrators to easily perform tasks such as storage administration, network configuration, starting Docker containers, check out the server performance, start [...]
How to Install CentOS 8 (Step by Step with Screenshots)
The CentOS project has provided the community with a free, enterprise-grade operating system through a recompilation of the Red Hat Enterprise Linux source which is popular among many Linux professional users. With the release of Red Hat Enterprise Linux 8 [...]
How to Check Open Ports in Linux
During the troubleshooting of services running on a Linux system, checking open ports is one of the tasks any user or administrator should consider performing. If a service is expected to be running but for some reason it's not, then [...]
Best Essential Apps for Linux (2019)
You might be a beginner looking to explore Linux and you are at a loss of what Apps you should essentially be using. So what are the best essential Apps for Linux? In this guide, we have put together a [...]
How to List Mounted Drives on Linux
In this tutorial, I will show you the different ways to list mounted drives on Linux. We can use mount, cat, findmnt and df commands to list mounted device any Linux distribution like Ubuntu or Centos. In Linux, mount command [...]
Echo Command in Linux with Examples
Echo is a Unix/Linux command tool used for displaying lines of text or string which are passed as arguments on the command line. This is one of the basic command in linux and most commonly used in shell scripts. In [...]
How to Append to End of a File in Linux
In this tutorial, we learn different ways to append text to the end of a file in Linux. You can achieve this using several methods in Linux, but the simplest one is to redirect the command output to the desired [...]
How to Install Google Chrome on Debian
Google Chrome is one of the most popular web browsers among users. You are most likely to find Google Chrome installed on someone's browser due to its ease of usability and compatibility to many of Google's applications. In this tutorial, [...]