running:
sudo docker run -ti --rm=true <img> <cmd>
    -e "varname=value"
    -e constraint:var!=val
    -e constraint:var==val
    -e constraint:var==/regex/

looking:
alias doc-ps='sudo docker ps -a'

cleaning up:
#sudo docker rm -v $(sudo docker ps -aqf status=exited && sudo docker ps -aqf status=dead)
alias doc-rmc='sudo docker rm -v $(sudo docker ps -aqf status=exited && sudo docker ps -aqf status=dead)'

deleting all:
sudo docker rm -f $(sudo docker ps -aq)