Id command in Linux
id is a command-line utility that prints the real and effective user and group IDs. The id command prints information about a given user, or the currently logged in user if no user name or ID is provided as an argument
Understanding the /etc/shadow File
/etc/shadow is a text file that contains information about the system's users' passwords.
Basic Linux Commands
Knowing how to use the command line can be very useful. In this article, we'll go through some of the most common Linux commands that are used on a daily basis by the Linux system administrators.
Bash: Append to File
In Linux, there are multiple ways to append text to a file. This article explains some of them.