gistfile1.cs

public override void ViewDidLoad ()
  	{
			base.ViewDidLoad ();
			var list = new List<CategoryModel>();
			var table = new UITableView (new RectangleF (0, 0, View.Bounds.Width, View.Bounds.Height));
			View.Add (table);
			try{
				var request = WebRequest.Create("http://api.bbcnews.appengine.co.uk/topics");
				var response = request.GetResponse ();
				using(var stream = new StreamReader(response.GetResponseStream())){
					var json = stream.ReadToEnd ();
					var jsonVal = JsonValue.Parse (json);				
					for(var i=0; i<jsonVal["topics"].Count; i++){
						list.Add (new CategoryModel () {
							Id = jsonVal["topics"][i]["id"],
							Title = jsonVal["topics"][i]["title"]
						});
					}				
				};
				response.Close ();
			}catch{
			}
			table.Source = new CategoryTableSource(list.ToArray(), NavigationController);
			
			// Perform any additional setup after loading the view, typically from a nib.
		}