Encrypt USB drive on Linux box using cryptsetup utility.

There is a small trick to fine-tune the configuration of your monitors to achieve the desired look and feel at login.

Bash shell uses a startup file to set up the environment. The file determines certain Bash shell configurations for the shell itself and system users.

On Ubuntu or Ubuntu Linux-based systems, it is easy to list all application packages installed in a command line application in Terminal.

This is an example of how to setup Transmission daemon on Raspberry Pi.

On Ubuntu, the system’s timezone is set during the install, but it can be easily changed at a later time.

Manage UFW firewall on Linux box.

Generally, there are two linux commands to create users - useradd and adduser.

Linux allows us to display messages before and after interactive login via Terminal. To display messages after login it uses the /etc/motd file.

Generate ssh crypto key on a Linux box.