Learn the cut command in Linux with practical examples on text processing.
/etc/shadow File in Linux
Learn what the /etc/shadow file is in Linux, its format and the meaning of the fields contained in each line of the file.
/etc/passwd File in Linux
Learn what the /etc/passwd file is in Linux, its format and the meaning of the fields contained in each line of the file.
grep Command in Linux
Grep command in Linux, with its most frequently used command options.
Input Output Redirections in Linux
Learn default input out (I/O) types and I/O redirections in Linux.
How to Search for Files in Linux
In this article, we explain how to search for files in Linux from the Command Line Interface (CLI).
File Permissions and chmod Command in Linux
File permissions and chmod command in Linux, with most frequently used command options.
ls Command in Linux
In this article, we explain the ls command in Linux, with its most frequently used command options.
Linux Directory Structure and File System Explained
In this article, we explain Linux directory structure and file system for beginners to Linux. First, we provide an overview of the file system hierarchy and then explain the common level directories.
Special Permissions (SetUID, SetGID and Sticky Bit) in Linux
In this article, we explain special file permissions in Linux: SetUID, SetGID, and the Sticky Bit. What they are, why they are needed and security concerns about them.