anchor.diff:  # RUN mv ~/.zshrc  ~/.zshrc.bkp
   # RUN cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc
   RUN sudo chsh -s $(which zsh) plow
  +
   ADD ./.zshrc /home/plow/
  +RUN sudo chmod 700 $HOME/.zshrc
  +RUN sudo chown -R plow:plow $HOME/.zshrc
  +
   RUN zsh
   
   # Install libgmp3c2
  
positive.code: RUN cd ghc-7.8.3 && ./configure --prefix=/home/plow/.ghc-7.8.3-rc11 
  RUN cd ghc-7.8.3 && make install
  RUN rm -rf ghc.tar.bz2 ghc-7.8.3
  
  RUN export PATH=$PATH:/home/plow/.ghc-7.8.3-rc11/bin:$PATH
  RUN su plow
  RUN ghc --version
  
  # Install cabal1.20.0.3
  #RUN wget -O cabal.tar.gz http://hackage.haskell.org/package/cabal-install-1.20.0.3/cabal-install-1.20.0.3.tar.gz
  #RUN tar xvfz cabal.tar.gz
  #RUN cd cabal-install-1.20.0.3 && ./bootstrap.sh
  #RUN rm -rf cabal-install-1.20.0.3 cabal.tar.gz
  #ENV PATH /home/plow/.cabal/bin:$PATH
  
  CMD su plow
negative.code: RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
  
  # Switch to new User
  # RUN su plow
  USER plow
  
  # Switch to user directory
  WORKDIR /home/plow
  
  ENV HOME /home/plow
  
  # Set the locale
  ENV LANG en_US.UTF-8  
  ENV LANGUAGE en_US:en  
  ENV LC_ALL en_US.UTF-8  
   	
  # Set up basic folders
  RUN mkdir Desktop
  RUN mkdir Documents
  