5 – How-to Guides for Wildcards 1. How to List all text files in current directory 2. How to Find files with pattern “a” in second position 3. How to Find files starting with a, b, or c 4. How to Match specific numbered files 5. How to Find files with numbers 1 or 2…
These are the core file management commands in Linux. They let you create, copy, move, rename, and delete files and directories from the command line. Make and Delete Directories Command Description mkdir d1 Create a single directory named d1 mkdir d2 d3 Create multiple directories at once mkdir -p d4/d5/d6 Create nested directories (creates parents…
6 – Directory Management How-To 1. How to create a single directory: 2. How to create multiple directories simultaneously: 3. How to create multi-level directory structures: 4. How to create directories with custom permissions: 5. How to view directory information: 6. How to delete empty directories: 7. How to delete directories with contents: 8. How…
What are commands? When you type a command in the shell, several things can happen behind the scenes. The type and which commands help you identify what kind of command you’re running and where it lives on the system. Overview Command Description ls /usr/bin List all executable files in /usr/bin type cd Show what kind…
Linux CLI 7 – HowTo copy files/directories 1. How to Copy a File with Different Name Steps: Example: cp document.pdf important_document.pdf 2. How to Copy Directory Recursively Steps: Example: cp -r project_backup my_project_backup 3. How to Preserve File Attributes During Copy Steps: Example: cp -p config.ini backup_config.ini 4. How to Copy Files to Specific Directory…
These three tools help you learn how to use commands — from quick built-in help to full documentation manuals. Knowing how to use them is essential for becoming self-sufficient on the command line. Overview Tool Purpose Best For help Help for bash builtins Built-in commands like cd, echo –help Quick help for external commands Most…
Linux CLI 8 – How-To move and rename files 1. How to move a directory to another location Steps: Explanation: This moves the directory d1 into the directory d2, creating d2/d1 2. How to move a file to a different directory with new name Steps: Explanation: This moves file1.txt from current location to d3/ directory…
These three commands help you discover and explore commands on your system. They’re complementary tools for finding the right command and learning more about it. Overview Command Purpose Best For whatis One-line description of a command Quick lookup when you know the name apropos Search by keyword Finding a command when you don’t know its…
1. How to Identify Command Types in Linux Steps: Explanation: This helps distinguish between shell builtins (like cd), external commands (like ls), and aliases. 2. How to Find Command Locations Using type Steps: Explanation: The type command shows where external commands are located and helps debug command resolution issues. 3. How to Locate All Executables…
Aliases let you create custom shortcuts for commands — long commands, frequent combinations, or anything you type often. They save time and reduce typos. Overview Command Description alias Show all existing aliases alias lmh=’cd ~/cli; ls’ Create a temporary alias nano ~/.bashrc Edit shell config file source ~/.bashrc Apply changes unalias lmh Remove an alias…
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