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Command Line Tips and Tricks

The command line is a powerful tool at the disposal of every Linux user. Although Linux distros come with beautiful user interfaces, it is worthwhile to learn the command line. The command line allows you to do a number of things that you otherwise cannot do from the...

Understanding Linux Permissions

Linux is a multiuser operating system. In a multiuser environment, it is necessary to ensure that a user cannot access or modify files or directories that they aren’t supposed to. File permissions provide a protection mechanism for controlling access to files...