Souy Soeng

Introduction to Linux Linux is a powerful, open-source operating system that is widely used around the world. It is known for its flexibility, securi…

Linux Architecture Linux architecture refers to the design and structure of the Linux operating system. It encompasses various components that intera…

What is File? A file in the context of computing is a collection of data or information that is stored on a computer or other storage device. It can…

Linux ls Command – List Directory Contents The ls (list) command in Linux is used to list the contents of a directory. It is one of the most commo…

Linux touch Command – Create and Modify Files The touch command in Linux is used to create new empty files or update the timestamp of an existing…

Linux cat Command – Concatenate and Display File Content The cat (short for "concatenate") command is one of the most commonly used comma…

Linux mkdir Command – Create Directories The mkdir (make directory) command in Linux is used to create new directories within the filesystem. It i…

Linux systemctl Command – Control Systemd Services The systemctl command is an essential tool for managing systemd services and other system compo…

Linux cd Command – Change Directory The cd (change directory) command in Linux is one of the most commonly used commands. It is used to navigate be…

Linux chown Command – Change File Ownership The chown (change owner) command in Linux is used to change the ownership of a file or directory . It i…

Linux chattr Command – Change File Attributes The chattr (change attribute) command in Linux is used to modify file attributes, which control the b…

Linux cut Command – Extract Columns and Fields from Text The cut command in Linux is used to extract specific sections (columns or fields) of data …

Linux tee Command – Write Output to File and Screen The tee command in Linux is used to read from standard input (stdin) and write to both standard…

Linux grep Command – Search for Text in Files The grep ( Global Regular Expression Print ) command in Linux  searches  for specific text patterns …

Linux wc Command – Count Words, Lines, and Characters The wc ( word count ) command in Linux is used to count the number of lines, words, character…

How to Create a User in Linux – useradd Command In Linux, new user accounts can be created using the useradd command. This is essential for managin…

How to Modify a User in Linux – usermod Command In Linux, user accounts can be modified using the usermod command. This is useful for updating user…

How to Delete a User in Linux Managing users is an essential task for Linux system administrators. If a user account is no longer needed, you can saf…

How to Add a Group in Linux In Linux, groups are used to manage permissions for multiple users efficiently. The groupadd command allows administrato…

Linux who Command – Check Logged-in Users The who command in Linux is used to display information about users who are currently logged into the sys…