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date created	2024-01-31 19:49:34 -0800
date modified	2025-01-21 03:23:52 -0800

Terminal Cheat Sheet

Navigation

ls: List files and directories
- ls -a: List all files and directories
- ls -l: List files and directories in long format
- ls -la: List all files and directories in long format
cd <dir>: Change directory
- cd..: Go up one directory
- cd ~: Go to home directory
- cd -: Go to previous directory

File Management

mkdir <dir>: Create a new directory
touch <file>: Create a new file and modify last modified time
cp <from> <to>: Copy a file or directory
mv <from> <to>: Move a file or directory
rm <file|dir>: Remove a file or directory
- rm -r <dir>: Remove a directory and its contents
- rm -f <file|dir>: Force remove a file or directory
- rm -rf <dir>: Force remove a directory and its contents

File Viewing

cat: Print the contents of a file
less: View the contents of a file

File Editing

vim: Use vim as a file editor
- At the bottom left you see in which mode of vim you are currently in.
- If it doest say anything, you are in "normal" mode. Here you may enter commands like:
  - :w to save a file
  - :q to exit the editor
  - :wq to save and exit the file
  - :q! to exit and discard changes
  - Or press specific keys, like:
    - i to start editing at your cursors position
    - a to start editing at the end of the word your cursor is on
  - If you are not in normal mode, but in editing mode for example, you can hit
    - Esc to get back to normal mode and save/exit the file.
nano: Use nano as a file editor
- Nano shows the available commands at the bottom.
- The ^<Letter> usually means a keyboard shortcut of CTRL+<Letter>, e.g.:
  - ^X Exit -> CTRL+X to exit the file. You will be asked to save, discard or cancel, if you made changes without saving them before.
    - Hit Y to save and exit
    - Hit N to discard changes and exit
    - Hit CTRL+C to cancel exiting the file