anchor.diff:   && cd ~ \
   
   # Apache Maven 3.2.1+ (Required by Apache Zeppelin)
  - && apt-get remove maven \
  - && apt-get install -y gdebi \
  - && wget http://ppa.launchpad.net/natecarlson/maven3/ubuntu/pool/main/m/maven3/maven3_3.2.1-0~ppa1_all.deb \
  - && gdebi -n maven3_3.2.1-0~ppa1_all.deb \
  - && ln -s /usr/share/maven3/bin/mvn /usr/bin/mvn \
  - && rm maven3_3.2.1-0~ppa1_all.deb \
  +# && apt-get remove maven \
  +# && wget http://ppa.launchpad.net/natecarlson/maven3/ubuntu/pool/main/m/maven3/maven3_3.2.1-0~ppa1_all.deb \
  +# && gdebi -n maven3_3.2.1-0~ppa1_all.deb \
  +# && ln -s /usr/share/maven3/bin/mvn /usr/bin/mvn \
  +# && rm maven3_3.2.1-0~ppa1_all.deb \
   
   # Apache Spark
    && wget http://d3kbcqa49mib13.cloudfront.net/spark-1.4.1-bin-hadoop2.6.tgz \
  
positive.code: # Git
   && apt-get install -y git \
  
  # Python Data Science Libraries
   && apt-get install -y python-matplotlib \
   && apt-get install -y python-numpy \
  
negative.code:  && rm spark-notebook-0.6.0-scala-2.10.4-spark-1.4.1-hadoop-2.6.0-with-hive-with-parquet.tgz \
  
  # Redis
  # && apt-get install -y redis-server \
  
  # Neo4j
  # && apt-get install -y neo4j \
  
  # RStudio Server
  # && wget http://download2.rstudio.org/rstudio-server-0.99.467-amd64.deb \
  # && gdebi -n rstudio-server-0.99.467-amd64.deb \
  # && rm rstudio-server-0.99.467-amd64.deb \
  
  # SSH
   && apt-get install -y openssh-server \
  