Basic Unix Commands

ls (list the contents of the current directory)

pico file.pro (open the pico text editor and insert contents of file.pro)
lines of text put in next
end (last line of idl program should be "end")
^O (control O saves the contents of the editor)
^X (exit pico)

cat file.pro (print contents of file.pro to screen)

idl (enter the idl environment)
x=6 (enter commands by hand)
.run file (run the commands in file.pro)
exit (to leave idl and return to unix)

cp file.pro xtest.pro (copy file.pro and save it in a file called xtest.pro)
mv xtest.pro ytest.pro (rename xtest.pro to ytest.pro)
mkdir myidl (create new subdirectory call myidl)
cd myidl (change to the myidl directory)
cd .. (move back up to parent directory)
mv ytest.pro myidl/ytest.pro (move ytest to myidl directory)
lp ytest.pro (print the contents of ytest.pro on the lineprinter)

man pico (open unix manual to get information about pico)
q (quit from the manual)

ssh cosmos.colorado.edu (open secure shell remote access to cosmos)