Enabling passwrod requirement when waking from sleep

There is a check box under the "Security" icon within "System Preferences"

setting root password

Mac OS X 10.5 or later

From the Finder's Go menu, choose Utilities.
Open Directory Utility.
Click the lock in the Directory Utility window.
Enter an administrator account name and password, then click OK.
Choose Enable Root User from the Edit menu.
Enter the root password you wish to use in both the Password and Verify fields, then click OK.

Most of the commands below require that you either be a superuser (su) or have superuser priviledges (sudo)

installed in /opt/local/bin

do the command

port -d selfupdate

to update ports

port install subversion

installation using macports

ports install grace

port install gerbv