I wrote this four years ago, so instead use this command:
$ docker rmi $(docker images -q -f dangling=true)
| # Stop PostgreSQL from auto starting | |
| sudo launchctl unload -w /Library/LaunchDaemons/com.edb.launchd.postgresql-9.3.plist | |
| # Enable PostgreSQL to auto start | |
| sudo launchctl load -w /Library/LaunchDaemons/com.edb.launchd.postgresql-9.3.plist | |
| # Start postgres | |
| $ sudo su postgres | |
| Password: | |
| bash-3.2$ pg_ctl -D /Library/PostgreSQL/9.3/data/ start |