runCommand -package:shake -package:amazonka-cloudwatch-events -is:exact -package:io-streams -package:pandoc-plot -package:quickcheck-state-machine is:exact -package:cabal-install -package:options -package:graphviz

Runs a command using the shell.
Execute a Command.
Given a list of command/action pairs, prompt the user to choose a command using dmenu and return the corresponding action.