How to Add and Delete Users on Debian 9
Knowing how to add and remove users is one of the basic skills a Linux user should know. In this tutorial, we will show you how to add and remove users on Debian 9.
How to Enable and Disable Root User Account in Ubuntu
In Ubuntu Linux the root user account is disabled by default for security reasons. Ubuntu users are encouraged to perform system administrative tasks by granting administrative privileges to regular user using a tool named sudo. If for some reason you need to enable the root account, you just need to set a password for the root user.
Bash until Loop
In scripting languages such as Bash, loops are useful for automating repetitive tasks. This tutorial explains the basics of the until loop in Bash. The until loop is used to execute a given set of commands as long as the given condition evaluates to false.
Bash Case Statement
Bash case statements are generally used to simplify complex conditionals when you have multiple different choices. Using case statement instead of nested if statements will help you make your bash scripts more readable and easier to maintain.