       elif [ "$1" == "services" ]; then
         check_service_dependencies
         services
-      else
+
+      elif [ "$1" == "help" ]; then
+        printHelp
+
+      elif [ "$#" == "0" ]; then
         check
         run
+
+      else
+        echo "Unknown command: $1"
+        printHelp
+
       fi
       # ------ THIS FILE IS AUTO-GENERATED BY ./configure ----- #\n
       """


      }

      function check_service_dependencies () {

        echo ""

        #{killlist()}
        ps aux | grep koding | grep -E 'node|go/bin' | awk '{ print $2 }' | xargs kill -9
      }

      if [[ "$1" == "killall" ]]; then

        kill_all
