... migrations, 133 – 136 lightweight, 128, 134 , 136 standard, 128, 134 mime types, 39 5 Mini Debugger, 50 7 MKAnnotation protocol, 37 0, 37 8, 38 0 MKAnnotationView, 37 0, 38 8 MKCoordinateRegion, 36 4, 36 5 MKCoordinateRegionMakeWithDistance ... CoreLocation framework, 38 9 map view, 36 1, 36 2 36 9 release 3. 0, iPhone SDK, 35 9 reverse geocoding, 35 9, 37 3 37 5 MapLocation MapMe annotation object, 37 8, 37 9 MapMeViewController, 38 8 MapMe application ... 412 Index 53 5 concurrency, 451 , 4 53 454 adding to application, 451 creating Stalled application, 4 53 457 multiprocessing, 452 operation queues, 452 , 478–479 operations, 452 , 4 75 478 run...