One-liners

  1. One-liner: print
  2. One-liner: Rename many files
  3. One-liner: grep on Windows as well
  4. One-liner: Replace a string in many files
  5. One-liner: Change encoding
  6. One-liner: print the 3rd field of every line in a CSV file
  7. One-liner: Print all usernames from /etc/passwd