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13 Linux tr command practical examples you should know as a system administrator:
The tr command short for translate, is one of the most useful command for manipulating text on the command line.
It allows you to perform useful operations such as converting lowercase characters to uppercase characters, uppercase characters to lowercase characters, character replacing, and deleting characters.
It is usually used in conjunction with other commands via piping.
Linux user management - how to add users in Linux 🧵↓
The useradd command is the main tool for adding new users to a Linux system. This command allows you to quickly create a new user account and configure the user's $HOME directory structure.
The useradd command creates a user account by combining system default settings and command-line parameters.
To see the system default values on your Linux distribution, use the useradd command with the -D option:
You will regularly need to create and delete directories on the Linux system as a system administrator. The mkdir, rm, and rmdir commands make this possible.
Making Directories🐧
Creating a new directory in Linux is simple; simply use the mkdir command. The mkdir command accepts only one parameter: the name of the directory you want to create
If you want to learn bash scripting and start automating tasks, open this:
1: Intro to Linux Shell Scripting (Free course)
This mini-course is designed to help beginners quickly become proficient in Linux shell scripting in only one hour. It is ideal for those who are just starting with a bash shell.