The chmod command on Linux is used to manage permissions for files and directories. Let's break down how it works, with simple explanations and examples. It's easier to understand through practice. So we'll jump into a Linux terminal, and see the commands we need

Let's make file and directory permissions on Linux easy to understand. How will we do that? By simply looking at: * Why do we need a permission? * What does it do? * And looking at a real example, where we run a command, experiment with that permission, and see its

To get the size of a directory, on Linux, we can run this command: du -sh /path/to/directory/ du is short for "disk usage". Here's an example. To see the size of the /usr/bin/ directory we would run this command: du -sh /usr/bin/

The command to rename a file on Linux-based operating systems is: mv old_name new_name That's if the file is located in our current directory. Not in the current directory? Then we first have to "move" there with the cd command. Here's a