code: function()
      {
        if (qx.core.Environment.get("runtime.name") == "rhino") {
          qx.log.Logger.register(qx.log.appender.RhinoConsole);
        } else if (qx.core.Environment.get("runtime.name") == "node.js") {
          qx.log.Logger.register(qx.log.appender.NodeConsole);
        }
  
        if (window.arguments) {
          try {
            this._argumentsToSettings(window.arguments);
          } catch(ex) {
            this.error(ex.toString());
            return;
          }
        }
  
        this.info("Hello World!");
      }
docs: This method contains the initial application code and gets called
  during startup of the application