In this example, I will use the getent command to check if a Linux group exists. if getent group "$groupname"…

Here I will show you how to check if a Linux user exists (or does not exist) in a POSIX-compatible…

To restart a Docker container, you can use the `docker restart` command. This command stops and then starts the specified…

To restart a CentOS system, you can use both the command line (shell) and the desktop environment (GUI). Using the…

When using a custom docroot in the custom Apache directives field in ISPConfig, the /stats folder becomes inaccessible. An easy…

NFS (Network File System) is a distributed file system protocol developed by Sun Microsystems to share files and folders between…

YARN package manager is a tool for managing yarn. The acronym stands for “Yet Another Resource Negotiator”, and that is…

Getmail is a powerful email retrieval program for Ubuntu Linux that can be used to download and store emails from…

This tutorial shows you how to configure Postfix mail server on Ubuntu 22.04 to relay email through Gmail. The first…

Mono Framework is an open-source software framework that can be used to create all kinds of Server and Desktop applications,…