Linux might sound scary for first-time Linux users, but actually, it isn’t. Linux is a bunch of open-source Unix operating systems based on Linux Kernel. These operating systems are called Linux ...

If you’re a new Linux admin, you probably at least know about sudo. Sudo stands for “super user do” and allows standard users to take admin-level actions, such as installing software. Even though most ...

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 ...

One of the things that every Unix systems administrator needs to know to properly manage a Unix system is who else is using the powers of root. Without that knowledge, it is not possible to be ...

OK, it looks like you need to employ some extra privilege. In general, you can’t write to a system log file with your user account. Let’s try that again with sudo. The response to the first of the ...