2014/10/15 下午 10:07:09

iphone Programming Glossary: distancemoved

Trouble with CLLocation method distanceFromLocation: Inaccurate results

http://stackoverflow.com/questions/10184802/trouble-with-cllocation-method-distancefromlocation-inaccurate-results

arbitrary results. In these code snippets theLabel is just a label object that is present in my app's interface distanceMoved is the variable that I am trying to store the total distance I walked in and locMan is a location manager that is declared.. void viewDidLoad locMan CLLocationManager alloc init locMan.delegate self locMan startUpdatingLocation isInitial true distanceMoved 0.0 super viewDidLoad void locationManager CLLocationManager manager didUpdateToLocation CLLocation newLocation fromLocation.. CLLocationManager manager didUpdateToLocation CLLocation newLocation fromLocation CLLocation oldLocation distanceMoved newLocation distanceFromLocation oldLocation theLabel.text NSString stringWithFormat @ f meters distanceMoved Any help for..

Optimizing CLLocationManager/CoreLocation to retrieve data points faster on the iPhone

http://stackoverflow.com/questions/1081219/optimizing-cllocationmanager-corelocation-to-retrieve-data-points-faster-on-the

NSNotificationCenter defaultCenter postNotificationName @ UpdateLocationNotification object nil if oldLocation nil distanceMoved newLocation getDistanceFrom oldLocation currentSpeed newLocation.speed distanceTimeDelta newLocation.timestamp timeIntervalSinceDate..