anchor.diff:      wget --quiet https://repo.continuum.io/miniconda/Miniconda3-4.6.14-Linux-x86_64.sh -O ~/miniconda.sh && \
       /bin/bash ~/miniconda.sh -b -p /opt/conda && \
       rm ~/miniconda.sh
  +
   ENV PATH /opt/conda/bin:$PATH
   
   RUN echo "$LOG_TAG Install python related packages" && \
  
positive.code:     apt-get install -y libpng-dev libfreetype6-dev libxft-dev && \
      # for tkinter
      apt-get install -y python-tk libxml2-dev libxslt-dev zlib1g-dev && \
      pip install -q pycodestyle==2.5.0 && \
      pip install -q numpy==1.17.3 pandas==0.25.0 scipy==1.3.1 grpcio==1.19.0 bkzep==0.6.1 hvplot==0.5.2 protobuf==3.10.0 && \
      pandasql==0.7.3 ipython==7.8.0 matplotlib==3.0.3 ipykernel==5.1.2 jupyter_client==5.3.4 bokeh==1.3.4 pycodestyle==2.5.0 apache_beam==2.15.0
  
  RUN echo "$LOG_TAG Install R related packages" && \
      apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9 && \
      add-apt-repository 'deb [arch=amd64,i386] https://cran.rstudio.com/bin/linux/ubuntu xenial/' && \
      apt-get -y update && \
      apt-get -y --allow-unauthenticated install r-base r-base-dev && \
      R -e "install.packages('evaluate', repos = 'https://cloud.r-project.org', lib='~/R')" && \
      R -e "install.packages('knitr', repos='http://cran.us.r-project.org')" && \
      R -e "install.packages('ggplot2', repos='http://cran.us.r-project.org')" && \
      R -e "install.packages('googleVis', repos='http://cran.us.r-project.org')" && \
      R -e "install.packages('data.table', repos='http://cran.us.r-project.org')" && \
      R -e "install.packages('IRkernel', repos = 'https://cloud.r-project.org', lib='~/R');IRkernel::installspec()" && \
      R -e "install.packages('shiny', repos = 'https://cloud.r-project.org', lib='~/R')" && \
      # for devtools, Rcpp
      apt-get -y install libcurl4-gnutls-dev libssl-dev && \
      R -e "install.packages('devtools', repos='http://cran.us.r-project.org')" && \
  
negative.code: FROM ubuntu:16.04
  MAINTAINER Apache Software Foundation <dev@zeppelin.apache.org>
  
  ENV Z_VERSION="0.9.0-preview1"
  
  ENV LOG_TAG="[ZEPPELIN_${Z_VERSION}]:" \
      Z_HOME="/zeppelin" \
  