anchor.diff:  
   #RUN cd libs && source ./install_JSAnimation.sh
   
  -#RUN cd libs && source ./install_excel_readers.sh
  +RUN cd libs && source ./install_excel_readers.sh
   
   # Update Python packages
   #RUN python2 ./libs/update_pkgs.py 2
  
positive.code: 	&& make -j"$(nproc --all)" \
  	&& make install \
  	&& cd .. && rm -rf uchardet
  
  #################
  ## LIBS
  
negative.code: # Init package folder on root's home folder
  RUN julia -e 'Pkg.init()'
  
  # Add Julia kernel
  # https://github.com/JuliaLang/IJulia.jl
  # https://github.com/JuliaLang/IJulia.jl/issues/341
  