anchor.diff:      add-apt-repository -y ppa:nginx/stable && \
       add-apt-repository -y ppa:brightbox/ruby-ng
   
  -RUN apt-get update && apt-get install -y nginx gradle-3.0 python g++ make git
  -
  -##########
  -#  C++   #
  -##########
  -
  -RUN apt-get install -y clang
  -
  -##########
  -#  Java  #
  -##########
  -
  -RUN echo debconf shared/accepted-oracle-license-v1-1 select true | debconf-set-selections
  -RUN apt-get install -y oracle-java8-installer
  +RUN apt-get update && apt-get install -y nginx gradle-3.0 cython python g++ make git
   
   ############
   #  Python  #
  
positive.code:     julia --eval 'Pkg.add("Gadfly")'
  
  ##########
  #  Ruby  #
  ##########
  
  
negative.code:     /home/beaker/py3k/bin/pip install ipython[notebook] jupyter && \
      /home/beaker/py3k/bin/pip install numpy matplotlib scipy jinja2 tornado pyzmq pandas pyaml && \
      /home/beaker/py3k/bin/ipython kernel install
  
  ##########
  #  Java  #
  ##########
  
  RUN echo debconf shared/accepted-oracle-license-v1-1 select true | debconf-set-selections
  RUN apt-get install -y oracle-java8-installer
  
  #######
  #  R  #
  