Sure, using the Linux command line is optional. But these are commands I depend on every day. See what you think.

On Linux, the umask defines how new files and directories inherit access rights. Linux uses your current umask value to ...

Getting started on the Linux command line might seem overwhelming at first, but the many commands you need to use will fall into place more quickly than you might imagine. If you are just getting ...

Linux is a multi-user operating system. What does that mean? Like all good operating systems, you can have multiple user accounts on one machine. You can also have more than one user logged in at once ...

The tree command is perfect for viewing your entire directory structure at a glance. It shows folders and files in a clear, ...