anchor.diff:  	libzip-devel \
   	pandoc \
   	tcl-devel \
  -	tk-devel
  +	tk-devel \
  +    && yum clean all
   
   ADD libs libs
   
  
positive.code: # 8000 for Jupyter
  EXPOSE 8787 8000
  
  CMD /usr/lib/rstudio-server/bin/rserver && jupyterhub --no-ssl
  
negative.code: 	&& RESULT=$(md5sum -c SHINYSERVERMD5) \
  	&& echo ${RESULT} > ~/check-shiny-server-md5.txt \
  	&& yum -y install --nogpgcheck shiny-server-1.4.2.786-rh5-x86_64.rpm \
      && yum clean all \
  	&& cd && rm -f SHINYSERVERMD5 && rm -f shiny-server-1.4.2.786-rh5-x86_64.rpm
  
  # Julia
  