Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

I've been using Linux for a very long time, and from day 1, the terminal window and command-line interface (CLI) have been an integral part of my work. At the same time, I've learned that it's OK to ...

The power of working on the Linux command line is evidenced nearly as much by the available operators as it is by the awesome collection of available commands. This post gives details and provides ...

Most Linux distributions are considerably more secure than Windows out of the box. There are many reasons for that, including the inherent user and file permissions structure, the addition of ...

I recently accepted a job as a Linux system administrator. The role is a junior one where I will assisting the current sys admin. Its a small but rapidly growing business in the mobile telecoms market ...

Linux is constantly evolving, and with it the tools that its fans use on a daily basis. However, some of the classics such as iptables , which has been replaced by nftables , are now not only outdated ...