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How to secure your LEMP stack

LEMP, it stands for Linux, (EngineX) NGINX, MariaDB (or MySQL) and PHP. Due to its…

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List All Installed Packages with apt on Ubuntu

List All Installed Packages with apt on Ubuntu, step by step tutorial. Apt is a…

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Getting started with Ansible

Ansible is an open-source automation engine that automates cloud provisioning, configuration management, and application deployment.…

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Install multiple Odoo instances on a single machine

In this tutorial, we will explain how to install multiple Odoo instances on a single…

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How to Enable HTTP/2 in Nginx on Ubuntu and CentOS

HTTP/2 is a major revision of the HTTP network protocol and it focuses on performance…

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How to change hostname on CentOS and Ubuntu

Changing the hostname on CentOS and Ubuntu is an easy task, just follow our guide…

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Set Up and Configure a Firewall with FirewallD on CentOS 7

FirewallD is a firewall management tool available by default on CentOS 7 servers. Basically, it…

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Linux Screen Command Examples

Linux screen command, usage and examples of Screen Command. Screen is a very useful command…

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How to Set up Nginx Server Blocks on Ubuntu and CentOS

In this tutorial, we are going to provide you with step by step instructions on…

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List installed packages and query package information with Yum

In this short tutorial, we will learn how to retrieve package information with Yum. This…

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