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,…

Gradle is a build automation tool with a focus on extensibility and performance. It can perform tasks related to software…

This short guide will show you how to revoke and safely remove an SSL certificate that was obtained using the…

A database is a place where you store information. Cassandra is a type of database that is different from most…

Puttygen is a tool to generate public and private SSH Keys in server applications. The SSH keys are created in…

You might have noticed that Ubuntu has since version Ubuntu 22.04 started to show the following message when you install…

In this guide, I will show you how to find your IP address (private IP address and public IP address)…

Vim is no doubt a very powerful command line text editor, but it's not easy to master. The tool offers…