If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

Most Linux problems aren't complex. They're poorly observed. These are the exact commands that I run before troubleshooting ...

Commands that provide help are essential. Here's a look at some of the help you can get from the Linux system itself. Even after you’ve used Linux for a while, you will still find yourself needing ...

Everyone knows that Linux makes a great Web server. Some network administrators even use it in conjunction with Samba to create file servers that Windows workstations can access as easily as Windows ...

Sudo is a powerful but imperfect Linux tool. These tips can help make using sudo easier and safer. Always use caution when monkeying with sudo. I started using Linux prior to the advent of sudo. Back ...

Removing sudo rights from CentOS (top) and Ubuntu (bottom). How to create a new user with admin privileges on Linux Your email has been sent If you’re a Linux system admin, you probably find yourself ...

Sending messages to other users on the Linux command line can be very easy, but there are a number of commands that you might want to consider. In this post, we’ll look at four commands and see how ...

Administrator commands now require a password by default.

Version 6.2 of Raspberry Pi’s Linux distribution, released on Tuesday, disables passwordless administrator-level commands, which were previously enabled by default for the sake of ease of use, despite ...