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

Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

I use the Linux command line daily, but that's because I learned Linux the hard way and those old lessons stuck. Most users could go their entire Linux lifetime and never run a single command. Some ...

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 ...

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 ...

Linux provides many commands for examining the contents of files including cat, more, head and tail, but that’s just a start. For one thing, even the most obvious commands have a lot more options than ...