PurityControl

# set the version of postgresql for future commands
PG_VER=95

# install from ports
sudo port install postgresql$(PG_VER)-server

# initialize the database -> described in ports output
sudo mkdir -p /opt/local/var/db/postgresql$(PG_VER)/defaultdb

PurityControl

names =  ["Pablo", "Dan", "Andrew", "Tom", "Rob", "Jay", "Norm", "Yev"]

def make_pairs_from_perms perms
  full_set = []

  perms.each do |x|
    z = []
    x.each_slice(2){|y| z << y}
    full_set << z
  end