Each tme you log in all of these things can be done

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Unformatted text preview: ount of words/lines/chars –  grep - searches for lines with a given string –  more –  sort - sorts lines alphabeTcally or numerically Examples of filtering •  •  •  •  •  ls -la | more cat file | wc man ksh | grep “history” ls -l | grep “dkl” | wc who | sort > current_users UNIX Tutorial •  hAp://www.ee.surrey.ac.uk/Teaching/Unix/ •  Google will give you many links PATH and Some Important Environment Variables •  Environment variables are a way of passing informaTon from the shell to programs when you run them. –  echo $OSTYPE •  Some other common environment variables: –  USER (your login name) –  HOME (the path name of your h...
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