Updated at 2016-01-06 23:07
One of the most important "commands" when working with Unix:
Ctrl + R and start typing.
This will search your command history for past executions.
Press Ctrl + R again to jump to the next found command.
This command utilizes your command history,
# to see past commands as a list
history | grep foreman
# to find a past command
# ! executes first found history command with the identifier
You can increase your history limit.
# to increase your history size