3. Basic Unix Skills

• 3.1. Moving Around in the Unix World
  • 3.1.1. Video for this Section
• 3.2. Get Some Files
• 3.3. The Unix File System
  • 3.3.1. Changing to a different directory
• 3.4. The Directories . and ..
  • 3.4.1. Going Home
• 3.5. Pathnames
• 3.6. Unix commands for files and directories
  • 3.6.1. Command Options (aka Switches)
  • 3.6.2. Man (manual) pages
  • 3.6.3. Making Directories
• 3.7. Understanding pathnames
• 3.8. Command Summary
• 3.9. Copy, Move, Delete, and Examine Unix Files
• 3.10. Video for this section
• 3.11. Copying Files and Directories
  • 3.11.1. The cp command
• 3.12. Moving and Renaming Files and Directories
  • 3.12.1. The mv command
• 3.13. Removing Files and Directories
  • 3.13.1. rm and rmdir
• 3.14. Manipulating the contents of files
  • 3.14.1. cat (Concatenate)
  • 3.14.2. less (Page through a file)
  • 3.14.3. head (the first lines of a file)
  • 3.14.4. tail (the last lines of a file)
• 3.15. Searching the contents of a file
  • 3.15.1. Simple searching using less
  • 3.15.2. grep (search multiple files for a word)
  • 3.15.3. wc (word count)
• 3.16. Sort the contents of a file
• 3.17. Command Summary
• 3.18. Controlling Data Flow
  • 3.18.1. Video for this section
  • 3.18.2. Stdout and Stdin
  • 3.18.3. Redirecting the Output: >
  • 3.18.4. Append Output to a File: >>
  • 3.18.5. Redirecting the Input: <
  • 3.18.6. < and >
• 3.19. The Pipe: |
• 3.20. Command Summary
• 3.21. Homework