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1.4 Working with files

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Inspecting and manipulating files

  • less – examine file contents
  • grep – search file contents

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  • wc – word count
  • head – show lines from beginning
  • tail – show lines from end
  • nano – text editor
  • sort – change order of lines
  • ??? – mystery command

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  • cp – copy file
  • mv – move file
  • rm – remove file
  • touch – create an empty file (or change modification date)

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  • mkdir – make a directory
  • rmdir – remove a directory

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Advanced: check out other common commands https://www.thegeekstuff.com/2010/11/50-linux-commands/

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LIVE DEMO: working with files

Rear Adm. Grace Hopper

(1906 -1992)

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Commands

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wc

wc -l

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head -n

tail -n

nano

sort

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cp

mv

rm

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Objectives

  • Explore multiple ways to inspect files
  • Use nano as file editor
  • Learn about finding command options
  • Practice file manipulations
  • Find a linux command on your own

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Your turn...

  • Open the notebook Module-1_bash-jupyter-git/1.4_working-with-files.ipynb
  • Practice your new bash commands using the prompts shown
  • Complete the homework tasks