cd

Change directory to home directory.

cd ..

Change directory to next higher level.

cd directoryname

Change directory to the directory named directoryname.

chgrp

Command to change the group that is associated with a file or directory. See "Controlling Ownership and Read/Write Access" for more information.

chmod

Change the access mode of a file; use this command to control who can read and/or write to files. See "Controlling Ownership and Read/Write Access" for more information.

cp

Copy; similar to move (mv) but the original file or directory remains intact; to copy a directory, use cp -r olddir newdir.

exit (or CTRL-D)

Exit from newgrp command; also exit the command prompt (tcsh), back to the Isis menu.

ln -s filename index.html

Make index.html an alias for filename; you should have a file named index.html in every Web directory.

logout

Quit UNIX.

ls -al

List all files in the current directory with lots of information, including date last updated (omit l for a simple list).

mkdir directoryname

Make (create) a directory named directoryname.

mv oldpath/oldname newpath/newname

Rename (move) the file oldpath/oldname to newpath/newname. Either oldpath or newpath may be omitted, in which case the current directory is used. If oldname is a directory, the directory and all the files within it are moved to the new location. If newname is a directory, then oldname is moved inside of newname. To move a file or directory in another directory to the current directory, replace newpath/newname with a dot (.).

newgrpgroupid

Change to work with files and directories owned by the specified groupid. See "Controlling Ownership and Read/Write Access" for more information.

pico filename

Edit the file named filename; use <CNTL>- x to quit; for more information on pico, see the Academic Technology and Networks document Pine & Pico Introduction.

pine

Enter your electronic mailbox; type q to quit; for more information on pine, see the Academic Technology and Networks document Pine & Pico Introduction.

pwd

Display present working directory.

passwd

Change password.

rename

There isn't a rename command; you move (mv) the file to its new name.

rm filestem*

Remove (delete) all files beginning with filestem; if you omit the asterisk (*), you must specify the complete file name; if you omit filestem (specifying only the asterisk), you'll delete all the files in the current directory.

rm -r directoryname

Remove (delete) the directory named directoryname and all the files in it.

wwwstart

The command you issue on the email machine the first time you log onto your userid; wwwstart creates your public_html directory and makes it known on the www.unc.edu machine as http://www.unc.edu/~userid/.

<CNTL>- c

Abort a command or program execution

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Last modified: 1997 Sep 19