Centos
CentOS installation, server setup, administration tasks, and troubleshooting.
How to Install VirtualBox on CentOS 8
In this tutorial, we will explain how to install VirtualBox on CentOS 8. VirtualBox is an open-source, cross-platform virtualization platform.
How to Disable SELinux on CentOS 8
Security Enhanced Linux or SELinux is a security mechanism built into the Linux kernel used by RHEL-based distributions. In this tutorial, we will explain to disable SELinux on CentOS 8.
How to Install Google Chrome Web Browser on CentOS 8
This tutorial explains how to install the Chrome Browser web browser on CentOS 8. Chrome is the most widely used web browser in the world.
How to Install Go on CentOS 8
This tutorial, explains how to download and install Go on a CentOS 8 system. Go is a modern open-source programming language created by Google.
How to Install PostgreSQL on CentOS 8
In this guide, we will discuss how to install the PostgreSQL database server on CentOS 8. We will also explore the basics of PostgreSQL database administration.
How to Install Webmin on CentOS 8
Webmin is an open-source control panel that allows you to manage your Linux server through an easy-to-use web interface. This tutorial explains how to install Webmin on CentOS 8.
How to Disable SELinux on CentOS 7
SELinux is a Linux kernel security module that allows administrators and users more control over access controls. In this tutorial we will show you how to disable SELinux on CentOS 7 systems.
How to Set Up a Firewall with FirewallD on CentOS 7
FirewallD is a complete firewall solution that manages the system's iptables rules and provides a D-Bus interface for operating on them. In this tutorial, we show you how to set up a firewall with FirewallD on your CentOS 7 system and explain you the basic FirewallD concepts.
How to Install Tomcat 9 on CentOS 7
This tutorial covers the steps required to install Tomcat 9 on CentOS 7. Tomcat is an open-source implementation of the Java Servlet, JavaServer Pages, Java Expression Language, and Java WebSocket technologies.
How to Configure and Manage the Firewall on CentOS 8
In this tutorial, we will talk about how to configure and manage the firewall on CentOS 8. We'll also explain the basic FirewallD concepts.
How to Change Hostname on CentOS 8
This guide explains how to set or change the hostname on CentOS 8 without needing to restart the system.
How to Add User to Sudoers in CentOS
In CentOS you have two options to grant sudo access to a user. The first one is to add the user to the sudoers file. The second option is to add the user to the wheel group.
How to Install Python on CentOS 8
Python is one of the most popular programming languages in the world. This guide will walk you through installing Python 3 and Python 2 on CentOS 8.
How to Install Jenkins on CentOS 8
Jenkins is the most popular open-source, Java-based automation server. This tutorial covers the steps to install Jenkins on CentOS 8 from the official Jenkins repository.
How to Install GCC Compiler on CentOS 7
The GNU Compiler Collection (GCC) is a collection of compilers and libraries for C, C++, Objective-C, Fortran, Ada, Go, and D, programming languages. This tutorial covers the steps required to install the GCC compiler on CentOS 7.
Secure Apache with Let's Encrypt on CentOS 7
In this tutorial, we will cover the steps necessary to install a free Let's Encrypt SSL certificate on a CentOS 7 server running Apache as a web server.
Secure Apache with Let's Encrypt on CentOS 8
This tutorial explains how to install a free Let's Encrypt SSL certificate on CentOS 8 running Apache as a web server. We'll use the certbot tool to obtain and renew the certificates.
How to Install Node.js and npm on CentOS 8
In this article we're going to walk you through two different ways to install Node.js and npm on CentOS 8. Choose the installation option that might be most appropriate for your environment. Node.js is a cross-platform JavaScript runtime environment built on Chrome's JavaScript.
How to Install PHP on CentOS 8
In this guide, we will discuss how to install PHP 7.2, 7.3 and 7.4 on CentOS 8. Before choosing which version of PHP to install, make sure that it is supported by your applications. We'll also show you how to integrate PHP with Nginx and Apache.
How to Install MySQL on CentOS 8
The latest version of the MySQL database server, version 8.0, is available for installation from the default CentOS 8 repositories. MySQL is the most popular open-source relational database management system.
