anchor.diff: -FROM ubuntu:latest
  +FROM ubuntu:16.04
   MAINTAINER David <david@cninone.com>
   
   # Get noninteractive frontend for Debian to avoid some problems:
  
positive.code: 
  RUN useradd -ms /bin/bash david && usermod -aG sudo david
  RUN echo 'david:freego' | chpasswd
  RUN echo 'root:freego_2017' | chpasswd
  # RUN sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
  
  # SSH login fix. Otherwise user is kicked off after login
  
negative.code: 
  RUN apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 0xF1656F24C74CD1D8
  RUN add-apt-repository 'deb [arch=amd64,i386,ppc64el] http://mariadb.mirror.anstey.ca/repo/10.2/ubuntu xenial main'
  ENV MARIADB_MAJOR 10.1
  RUN { \
  		echo mariadb-server-$MARIADB_MAJOR mysql-server/root_password password 'freego'; \
  		echo mariadb-server-$MARIADB_MAJOR mysql-server/root_password_again password 'freego'; \
  