As a Linux system administrator, there are many different ways to transfer files, securely or not, between two different hosts. During your day job, you may be asked to perform…

This tutorial explains how to install Apache on CentOS 8 and how to configure virtual hosts easily From all the web servers available, the Apache Web Server is probably one…

This tutorial focuses on the ways to add users and delete users on CentOS 8 operating systems. When starting with a fresh CentOS 8 instance, adding and deleting users is…

This tutorial focuses on how to create swap space on CentOS 8 using a swap file or a swap partition. On CentOS 8, it is quite common to run out…

This tutorial gives details about what processes are, how they are used and how they can be managed on Linux. As a system administrator, you have probably interacted with processes…

In today’s tutorial, we are going to focus on adding a user to sudoers on the most recent CentOS distribution : CentOS 8. The sudo command is one of the…

This tutorial provides step-by-step instructions about how to install CentOS 8 with a GNOME desktop. As announced on the CentOS official website, CentOS has been released on the 24th of…

On Ubuntu and Debian hosts, the single user mode, also referred as the rescue mode, is used to perform critical operations. The single-user mode can be used to reset the…