anchor.diff:    }
   
     void onDataLoaded(String responseText) {
  -    var jsonString = responseText;
  -    print(jsonString);
  +    var dataFromJson = JSON.decode(responseText);
  +
  +    questions = new List<Question>();
  +    for (var obj in dataFromJson) {
  +      questions.add(new Question.fromJSON(obj));
  +    }
     }
   }
  +
  +class Question {
  +  int id;
  +  String description;
  +  String answer;
  +
  +  Question(this.id, this.description, this.answer);
  +  factory Question.fromJSON(Map<String, dynamic> qst) =>
  +    new Question(_toInt(qst['index']), qst['description'], qst['answer']);
  +  
  +  Map toJSON() => {'index': id, 'description': description, 'answer': answer};
  +}
  +
  +int _toInt(id) => id is int ? id : int.parse(id);
positive.code: import 'package:angular2/core.dart';
  import 'package:path/path.dart' as path;
  
  // Every Angular application has at least one component: the root component, named AppComponent here.
  // Components are the basic building blocks of Angular applications. A component controls a portion of the screen—a view—through its associated template.
  
negative.code:     templateUrl: "app_component.html")
  class AppComponent {
    static const String baseURL = "http://127.0.0.1:8080/api";
    List questions;
  
    AppComponent() {
      loadData();
    }
  
    // Based on https://webdev.dartlang.org/articles/get-data/json-web-service
    void loadData() {
  