Control who can access files, search directories, and run scripts using the Linux's chmod command. This command modifies Linux file permissions, which look complicated at first glance but are actually ...

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 ...

Ubuntu is one of the most customizable operating systems available. In order to begin to understand the various complexities of the system, you need to become familiar with the most basic commands at ...

The execute bit determines whether or not permission is granted to run a file as a program or script. Setting the execute bit ...

While it may seem antiquated in this day and age of modern operating systems, the command line remains the most flexible and powerful way to perform tasks in Linux. The full guide to the Linux command ...

One way to get a little more clarity on this is to look at the permissions with the stat command. The fourth line of stat’s output displays the file permissions both in octal and string format: $ stat ...