Application commands without having to restart

[Bernt. H]

Bruce Hunter wrote:
> Hello everyone,
> 
> I just installed a port. Usually, a application has a define command to
> start it and can be run from anywhere on the command line. When you
> first install an application. The command isn't available to the system
> until after a reboot. 
> 
> How do I make the system aware? Refresh the commands list?
> Any reading material on this?

If you have the standard shell (csh) then a simple

% rehash

would do.

> 
> Thanks for your help
> Bruce