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bash.md

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bash

  • set -o vi: Vi Mode
  • alias ALIAS="CONTENT": Set alias
  • <C-p>: Last command
  • <C-n>: Next command
  • <C-f>: Move cursor right
  • <C-b>: Move cursor left
  • COMMAND; COMMAND: Concatenate command
  • Short circuit execution
    • COMMAND || COMMAND: If first one is true then second one is not executed
    • COMMAND && COMMAND: If first one is false then second one is not executed
  • Execute Script: [bash] PATH
  • <: Read stdin from file
  • |: Pipe stdout to stdin
  • >: Write stdout to file
  • >>: Append stdout to file

1. Escaping

\n  # Python: r'\n'
'\n'  # Python: '\n'