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2014/10/15 ¤U¤È 10:11:23
iphone Programming Glossary: milesiPhone iOS5 CLGeocoder how to geocode a large (200) set of addresses? http://stackoverflow.com/questions/10619879/iphone-ios5-clgeocoder-how-to-geocode-a-large-200-set-of-addresses self._mapView.userLocation.location distanceFromLocation placemark.location convert distance to miles placemarkToUserDistance placemarkToUserDistance 1000 kKilometersPerMile htc setObject NSNumber numberWithDouble placemarkToUserDistance..
Distance between two coordinates with CoreLocation http://stackoverflow.com/questions/1348604/distance-between-two-coordinates-with-corelocation between two coordinates with CoreLocation I need to calculate the distance in meters and miles between two coordinates given How can I do that iphone core location share improve this question Returns the distance..
SouthWest and NorthEast Points http://stackoverflow.com/questions/1605805/southwest-and-northeast-points in advance iphone share improve this question Given A point LAT LNG A distance or radius DIST 1° of latitude ~ 69 miles ~ 111 kms 1° of longitude ~ cos latitude 69 ~ cos latitude 111 The SW point is lng_sw LNG DIST abs cos radians LAT 111 lat_sw..
SQL Query for Performing Radius Search based on Latitude Longitude http://stackoverflow.com/questions/1727137/sql-query-for-performing-radius-search-based-on-latitude-longitude row. We need to write a query that performs a search to find all restaurants within the provided radius e.g. 1 mile 5 miles etc. We have the following query for this purpose Parameters Longitude 74.008680 Latitude 40.711676 Radius 1 mile Query.. 23k rows. The size of the result set is weird at times e.g. for a 5.4 mile search it gives back 880 rows and for 5.5 miles it gives back 21k rows. This table contains restaurant data for nyc so the real distribution is not as per the result set...
how to make mapview zoom to 5 mile radius of current location http://stackoverflow.com/questions/5025339/how-to-make-mapview-zoom-to-5-mile-radius-of-current-location objective c mkmapview zoom share improve this question Use the following code when ever you want to zoom to 5 miles radius double miles 5.0 double scalingFactor ABS cos 2 M_PI newLocation.coordinate.latitude 360.0 MKCoordinateSpan span.. zoom share improve this question Use the following code when ever you want to zoom to 5 miles radius double miles 5.0 double scalingFactor ABS cos 2 M_PI newLocation.coordinate.latitude 360.0 MKCoordinateSpan span span.latitudeDelta miles.. 5.0 double scalingFactor ABS cos 2 M_PI newLocation.coordinate.latitude 360.0 MKCoordinateSpan span span.latitudeDelta miles 69.0 span.longitudeDelta miles scalingFactor 69.0 MKCoordinateRegion region region.span span region.center newLocation.coordinate..
http://stackoverflow.com/questions/5988590/how-to-calculate-the-current-speed-and-average-speed-of-user-travelling-from-cur mapkit distance share improve this question Improve your acceptance rate. Use following methods to get distance in miles or kilometers. You have to declare timer in your header file synthesize it. SpeedViewController.h #import UIKit UIKit.h..
MKPinannotation detail disclosure button - present new view http://stackoverflow.com/questions/6195774/mkpinannotation-detail-disclosure-button-present-new-view distanceMetersCompanyCityState 1609.334 companyCityState.subtitle NSString stringWithFormat @ .2f miles away distanceMilesCompanyCityState mapView addAnnotation companyCityState companyCityState release always declare location.. distanceMetersChiliAuburnAlabama 1609.334 chiliAuburnAlabama.subtitle NSString stringWithFormat @ .1f miles away distanceMilesChiliAuburnAlabama mapView addAnnotation chiliAuburnAlabama chiliAuburnAlabama release tutti frutti homewood.. tuttifruttiHomewoodAlabama.title @ Tutti Frutti tuttifruttiHomewoodAlabama.subtitle NSString stringWithFormat @ .1f miles away distanceMilesTuttifruttiHomewoodAlabama mapView addAnnotation tuttifruttiHomewoodAlabama ignore below CLLocationCoordinate2D..
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