anchor.diff:  
   help() {
       echo ""
  -    echo "usage: $0 [start jupyter_home hadoop_home java_home anaconda_env port logfile secret_dir] | [kill jupyter_home pid port] | [ping pid] | [list] [killhard pid]"
  +    echo "usage: $0 [start jupyter_home hadoop_home java_home anaconda_env port logfile secret_dir] | [kill jupyter_home pid port] | [ping pid] | [list] | [killhard pid]"
       echo ""
       exit 1
   }
  
positive.code:     kill -0 $2
  elif [ "$1" == "list" ] ; then
  
      sudo ps -ef | grep jupyter-notebook | awk '{print $2}' > /tmp/jupyterNotebookServer.pids
  elif [ "$1" == "killhard" ] ; then
  
      sudo kill -9 $PID 2>&1 > /dev/null
  
negative.code: #	echo "Invalid secret_dir parameter, doesn't look like a path: $8"
  #	exit 4
  #    fi
      
      parent=$(dirname $8)
      sudo chown -R <%= node['hopsworks']['user'] %>:<%= node['jupyter']['group'] %> $parent
      sudo chmod 0730 $parent
      sudo mkdir -p $8
      if [ $? -ne 0 ] ; then
  	echo "Error: could not create private_dir: $8"
  