anchor.diff:  
   # Example notebooks 
   RUN cp -r /srv/ipython/examples /home/jupyter/ipython_examples
  -RUN cp -r /srv/notebooks/* /home/jupyter/
   
   RUN chown -R jupyter:jupyter /home/jupyter
   
  
positive.code:     apt-get install julia -y && \
      apt-get install libnettle4
  
  ADD Julia/ /srv/Julia/
  
  EXPOSE 8888
  
  RUN chmod a+rX /srv/R/ -R
  
  # jupyter is our user
  RUN useradd -m -s /bin/bash jupyter
  
  USER jupyter
  ENV HOME /home/jupyter
  
negative.code: # The ipython/ipython image has the full working copy of IPython
  WORKDIR /srv/ipython/
  RUN chmod a+rwX /srv/ipython/examples
  
  # Dependencies for the example notebooks
  RUN apt-get build-dep -y mpi4py && pip2 install scikit-image vincent dill networkx mpi4py && pip3 install scikit-image vincent dill networkx mpi4py
  
  # Install R and the R kernel
  RUN apt-get install -y r-base r-base-dev r-cran-rcurl
  
  # Julia Installation
  RUN apt-get install software-properties-common python-software-properties -y && \
  