anchor.diff:  # Make pip3 the default pip
   #
   RUN echo 'alias python=python3' >> ~/.bashrc && echo 'alias pip=pip3' >> ~/.bashrc
  -RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.5 1
  -RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.6 2
   
   RUN sed -i -e 's/# server_tokens off;/server_tokens off;/g' /etc/nginx/nginx.conf
   
  
positive.code:                        language-pack-en                            \
                         less                                        \
                         libcurl4-openssl-dev                        \
                         libffi-dev                                  \
  					   libgeos-c1v5                                \
                         libmagickwand-dev                           \
  
negative.code:     apt-get install curl -y                                                                                  && \
      apt-get clean && apt-get autoclean                                                                       && \
      find /var/lib/apt/lists/ -type f -delete                                                                 && \
      echo "deb http://apt.postgresql.org/pub/repos/apt/ bionic-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
      curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add -
  
  RUN apt-get update                                              && \
      apt-get install -y bind9-host                                  \
                         build-essential                             \
                         curl                                        \
                         geoip-bin                                   \
                         gettext                                     \
  