anchor.diff:      new File('postgresql.yaml').readAsString().then((config) {
         _connectionPool = new pgpool.Pool(
             new pg.Settings.fromMap(yaml.loadYaml(config)).toUri(),
  -          min: dbConnections,
  -          max: dbConnections);
  +          min: dbConnections, max: dbConnections);
         return _connectionPool.start();
       }),
       new File('fortunes.mustache').readAsString().then((template) {
  
positive.code:   var arguments = parser.parse(args);
    var isolates = int.parse(arguments['isolates']);
    var dbConnections = int.parse(arguments['dbconnections']) ~/ isolates;
    ServerSocket.bind(arguments['address'], int.parse(arguments['port']))
        .then((server) {
          var ref = server.reference;
          for (int i = 1; i < isolates; i++) {
            Isolate.spawn(startInIsolate, [ref, dbConnections]);
          }
          _startServer(server, dbConnections);
        });
  }
  
  void startInIsolate(List args) {
  
negative.code: 
  /// Completes the given [request] by writing the [response] with the given
  /// [statusCode] and [type].
  void _sendResponse(HttpRequest request, int statusCode, [type, response]) {
    request.response.statusCode = statusCode;
    request.response.headers.date = new DateTime.now();
    if (type != null) {
  