LauzHack Cloud Computing Workshop

This is the repository for the LauzHack Cloud Computing Workshop on 2024-11-21.

• main.ipynb

Terminal Basics

Welcome to the Terminal Basics! This guide will help you navigate, manage files, and use essential commands in the terminal.

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Table of Contents

1. Navigation Commands
2. File and Directory Management
3. Viewing and Editing Files
4. Searching Files
5. System and Process Information
6. Permissions Management
7. Useful Tips

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Navigation Commands

• pwd: Print the current directory.

  $ pwd
  

• ls: List files and directories.

  $ ls          # Basic list
  $ ls -a       # Include hidden files
  $ ls -l       # Detailed listing
  

• cd: Change directory.

  $ cd foldername       # Navigate to a folder
  $ cd ..               # Go up one directory
  $ cd /path/to/folder  # Move to a specific folder
  

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File and Directory Management

• touch: Create an empty file.

  $ touch filename.txt
  

• mkdir: Create a new directory.

  $ mkdir foldername
  

• rm: Remove files or directories.

  $ rm filename          # Delete a file
  $ rm -r foldername     # Delete a directory
  

• cp: Copy files or directories.

  $ cp source.txt destination.txt  # Copy a file
  $ cp -r folder1 folder2          # Copy a directory
  

• mv: Move or rename files.

  $ mv oldname.txt newname.txt     # Rename a file
  $ mv file.txt /path/to/folder    # Move a file
  

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Viewing and Editing Files

• cat: Display file contents.

  $ cat filename.txt
  

• nano: Edit files using Nano editor.

  $ nano filename.txt
  

• less: View large files one page at a time.

  $ less filename.txt
  

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Searching Files

• grep: Search for specific text in files.

  $ grep "keyword" filename.txt        # Search within a file
  $ grep -r "keyword" .                # Recursive search
  

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System and Process Information

• whoami: Display the current user.

  $ whoami
  

• top: View running processes in real-time.

  $ top
  

• df -h: Check disk space usage.

  $ df -h
  

• free -h: Display memory usage.

  $ free -h
  

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Permissions Management

• chmod: Change file permissions.

  $ chmod 755 filename
  

• chown: Change file ownership.

  $ chown user:group filename
  

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Useful Tips

• Auto-complete with Tab: Press Tab while typing a command or file name to auto-complete.

• Command History: Use Up and Down arrow keys to access previous commands.

• Clear Terminal:

  $ clear
  

  Or press Ctrl + L.

• Interrupt Commands: Press Ctrl + C to stop a running command.

• Search Command History: Use Ctrl + R to search through previous commands.