postgres copy database to another server

pg_dump -C -h localhost -U localuser dbname | psql -h remotehost -U remoteuser dbname

or

pg_dump -C -h remotehost -U remoteuser dbname | psql -h localhost -U localuser dbname

pg_dump the_db_name > the_backup.sql

Then copy the backup to your development server, restore with:

psql the_new_dev_db < the_backup.sql