anchor.diff:    static Random r = new Random();
   
     String name;
  +  DateTime startDate;
     int ID;
  +  List<Attendee> attendees = [];
   
     static List<String> part1 = ["Vierkante", "Ronde", "Driehoekige"];
     static List<String> part2 = ["Rode", "Blauwe", "Zwarte", "Groene"];
  
positive.code:         "token": token
        }), headers: headers);
      case "registrations":
        if(token == null || !tokenForUsername.containsKey(token))
          return new shelf.Response.forbidden(JSON.encode({"login": false}), headers: headers);
  
        return new shelf.Response.ok(JSON.encode({
          "responses": {
            "registrations":[
              {
                "id": 123,
                "firstname": "Wilma",
                "lastname": "Bakker",
                "arrived": 1,
                "email": "koekjes@bakker.nl",
                "phone": "0612345678",
                "reg_id": 123,
                "company": "De Koekjes Bakker",
                "sex": "ms",
                "secret": 1234567890,
                "subevent": "Vierkante Ramen Conference"
              }
            ]
          },
          "errors": [],
          "token": token
  
negative.code: List<Conference> conferences = [];
  
  void main(List<String> args) {
    /*for(int i = 0; i < 10; i++) {
      conferences.add(new Conference.random());
    }*/
    conferences.add(new Conference("IOT Event", new DateTime(2016, 6, 7, 9)));
    conferences.add(new Conference("Medical Expo", new DateTime(2016, 1, 27, 9)));
    conferences.add(new Conference("3D Dental Printing Conference", new DateTime(2016, 1, 27, 9)));
    conferences.add(new Conference("3D Printing Materials Conference", new DateTime(2016, 1, 27, 9)));
    conferences.add(new Conference("3D Bioprinting Conference", new DateTime(2016, 1, 27, 9)));
  
    Attendee joannis = new Attendee("Joannis", "Orlandos", "Jakajima", "j.orlandos@jakajima.eu", "0612345678", "mr", "Jakajima Staff", 1245209518, "J@ANN15", "joannis-orlandos-2a668a93", false);
    Attendee boy = new Attendee("Boy", "Zelen", "Jakajima", "b.zelen@jakajima.eu", "0612345678", "mr", "Jakajima Staff", 1245209519, "boodschap!", "boyzelen", false);
    Attendee roopali = new Attendee("Roopali", "Gupta", "Jakajima", "r.gupta@jakajima.eu", "0612345678", "mr", "Jakajima Staff", 1245209520, "test123", "roopali-gupta-66517b2", false);
  
    for(Conference c in conferences) {
      c.attendees.add(joannis);
      c.attendees.add(boy);
    }
  
    var parser = new ArgParser()
      ..addOption('port', abbr: 'p', defaultsTo: '1337');
  
    var result = parser.parse(args);
  
  