anchor.diff:    && mv ./bin/ /usr/spark/bin/ \
     && mv ./sbin/ /usr/spark/sbin/ \
     && mv ./assembly/ /usr/spark/assembly/ \
  +  && mv ./python/ /usr/spark/python/ \
     && mv ./lib_managed/ /usr/spark/lib_managed/ \
     && cd /usr/spark/bin \
     && rm -rf /tmp/
  +
  +ENV SPARK_HOME /usr/local/spark
  +ENV PYTHONPATH $SPARK_HOME/python:$SPARK_HOME/python/lib/py4j-0.9-src.zip
   
   RUN mkdir -p /usr/spark/work/ \
     && chmod -R 777 /usr/spark/work/
  
positive.code:   && rm jdk-8u66-linux-x64.tar.gz \
    && update-alternatives --install /usr/bin/java java /opt/jdk1.8.0_66/bin/java 100 \
    && update-alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_66/bin/jar 100 \
    && update-alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_66/bin/javac 100 \
    && java -version
  
  # Maven
  RUN cd /opt/ \
  
negative.code: 
  RUN apt-get update \
    && apt-get upgrade -y \
    && apt-get install -y wget git libatlas3-base libopenblas-base
  
  # Java
  RUN cd /opt/ \
  