Unix and Email System Guide: Commands, Files, and Directories - Prof. Nelson Padua-Perez, Study notes of Computer Science

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Announcements

• Project #2 posted. Please start early

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Login into linux.grace.umd.edu/solaris.grace.umd.edu

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Login out (two alternatives)^ –

logout

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exit

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Commands are case sensitive

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Listing files^ –

ls

→

listing of files in a directory

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ls -al

→

List all files (including hidden files)

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ls –t

→

List files by modification time

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Creating files using pico^ –

Creating a new file (pico

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Opening an already existing file (pico )

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You can also see the contents of files using^ –

cat

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more

Unix

Unix

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Special Directories–

. (period)

Current directory

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.. (parent)

Parent directory

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~ (home)

Home directory

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\ (root)

Root Directory

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Directory Examples–

cd ~

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cd ..

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cd.

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cp /pub/nelsonp/data.

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cp /pub/nelsonp/data ~

pine

• How to start pine• How to include a file

– File in the current directory– By providing the full path

• How to check different folders in pine• How to save a message to a file

mail

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How to delete a message

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How to save a message to a file