anchor.diff:      && apt-get install -y --allow-unauthenticated --force-yes bio-linux-keyring \
       && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
       && apt-get update && apt-get install -y --allow-unauthenticated make grep sed sudo dpkg git wget zip \
  -    build-essential python3 python3-dev python3-numpy bzip2 locales ca-certificates vim gdebi-core bash-completion apt-utils \
  +    build-essential python python-dev python-numpy bzip2 locales ca-certificates vim gdebi-core bash-completion apt-utils \
       openjdk-8-jre openssh-server unzip curl ruby net-tools icedtea-8-plugin zlib1g-dev libqt4-dbus libqt4-network \
  -    chromium-browser chromium-browser-l10n chromium-codecs-ffmpeg screen mlocate nano asciinema python3-pip \
  +    chromium-browser chromium-browser-l10n chromium-codecs-ffmpeg screen mlocate nano asciinema python-pip \
       && ln -s /usr/bin/chromium-browser /usr/bin/google-chrome \
       && echo "CHROMIUM_FLAGS='--no-sandbox --start-maximized --user-data-dir'" > $HOME/.chromium-browser.init \
       && wget --quiet https://github.com/krallin/tini/releases/download/v0.10.0/tini \
  
positive.code: ENV LANG C.UTF-8
  
  VOLUME ["/data", "/config"]
  RUN chown -R dugong:dugong /data && \
      chown -R dugong:dugong /config
  
  EXPOSE 8888
  
  
negative.code:     
  USER dugong
  
  RUN ~/.conda2/bin/conda update --all \
      && ~/.conda2/bin/conda install spyder anaconda-navigator jupyter ipython nb_conda \
      && ~/.conda2/bin/conda clean -tipsy
  
  USER root
  
  