anchor.diff:  
   # https://bugs.launchpad.net/ubuntu/+source/python3.4/+bug/1290847
   RUN apt-get install -y python-virtualenv python3-dev && \
  -    virtualenv /root/py3k -p python3 && \
  -    /root/py3k/bin/pip install ipython[notebook]==2.4.1
  +    virtualenv /home/beaker/py3k -p python3 && \
  +    /home/beaker/py3k/bin/pip install ipython[notebook]==2.4.1
   
   #######
   #  R  #
  
positive.code: 
  RUN apt-get update && apt-get install -y nginx gradle-1.12 python g++ make git
  
  
  ##########
  #  Java  #
  
negative.code:     su -m beaker -c "julia --eval 'Pkg.add(\"Gadfly\")'"
  
  RUN mkdir -p /home/beaker/.beaker/v1/config && \
      echo '{"pref-format" : "1", "languages" : {"Python3" : {"path": "/home/beaker/py3k/bin"}}}' > /home/beaker/.beaker/v1/config/beaker.pref.json
  
  RUN chown -R beaker:beaker /home/beaker && \
      su -m beaker -c "cd /home/beaker/src  && gradle build"
  