macports - port common usage
update port database with the latest list :
e.g. port -v selfupdate
search for a port :
e.g. port search apache
install a port with verbose output :
e.g. port -v install apache2
wild card search of a port :
e.g. port list apache*
list variants of a port :
e.g. port variants apache2
information of a port :
e.g. port info apache2
installed port on the system :
e.g. port installed