Permissions

Regular Expression Regular expression is a method of pattern matching. It allows you to define patterns of texts and search for it in other texts, no matter the complexity or the amount of text there is to process. Using regular expression is considered a more efficient solution, when there’s complexity in searching for a text that you want to find. It is also called as regex. Keep in mind that regular expression is supported in almost every programming language. If you were to face a situation when there’s complexity in searching a text, take a look at how the systax looks like other programming languages and utilize them. ...

This guide explains how to use Linux commands to manage file permissions, ownership and special permissions. Commands: chmod, chown, and chgrp.

To ensure that new files created in a shared directory are automatically assigned to the directory’s group rather than the group of the user who created them.

How to manage file permissions and ownership in Linux based operating systems.