Issue a Docker command to all active containers

doDocker.sh

#!/bin/bash

if [ "$#" -ne 1 ]; then
  echo "Usage: $0 start|stop|pause|unpause|<any valid docker cmd>"
  exit 1
fi

for c in $(sudo docker ps -a | awk '{print $1}' | sed "1 d")
do
   sudo docker $1 $c
done