2014/10/15 下午 10:11:23

iphone Programming Glossary: method.

Safe update interval for startDeviceMotionUpdatesToQueue:withHandler:?

http://stackoverflow.com/questions/11797857/safe-update-interval-for-startdevicemotionupdatestoqueuewithhandler

might not be able to keep up with such an interval is this true double myAcceleration a global.. void play my main method.. CMMotionManager motionManager CMMotionManager alloc init motionManager.deviceMotionUpdateInterval 0.03 update every 30ms..

iPhone UITextField - Change placeholder text color

http://stackoverflow.com/questions/1340224/iphone-uitextfield-change-placeholder-text-color

and having to override all the methods to imitate the behaviour of a placeholder. I believe if I override this method.. void drawPlaceholderInRect CGRect rect ..then I should be able to do this. But I'm unsure how to access the actual placeholder.. rect ..then I should be able to do this. But I'm unsure how to access the actual placeholder object from within this method. iphone ios uitextfield share improve this question You can override drawPlaceholderInRect CGRect rect as such to manually..

convert NSstring date to UTC date

http://stackoverflow.com/questions/13583253/convert-nsstring-date-to-utc-date

in GMT and not in UTC some one have an idea iphone objective c ios xcode share improve this question try this method.. NSString getUTCFormateDate NSString localDate NSDateFormatter dateFormatter NSDateFormatter alloc init dateFormatter setDateFormat..

How can I create a registeration form connected with an xml webservice?

http://stackoverflow.com/questions/13872698/how-can-i-create-a-registeration-form-connected-with-an-xml-webservice

How to open call out MKAnnotationView programmatically? (iPhone, MapKit)

http://stackoverflow.com/questions/2193843/how-to-open-call-out-mkannotationview-programmatically-iphone-mapkit

this doesn't work tried it . For the rest MKAnnotationView only has a setHighlighted same story and can ShowCallout method.. Any hints if this is possible at all iphone ios mapkit mkannotation callouts share improve this question In your mapViewController..

MKMapView moving Annotations Automatically - animate them?

http://stackoverflow.com/questions/4113085/mkmapview-moving-annotations-automatically-animate-them

coord newLocation.coordinate return coord As requested the .h file of the Object I do not have a SetCoordinate method.. #import Foundation Foundation.h #import CoreLocation CoreLocation.h #import MapKit MapKit.h @interface TestObject NSObject.. re add the annotations. The above call looks funny because you have the coordinate re calc in the coordinate getter method. Although it should work as a quick fix test I don't recommend using it regularly. Instead you could re calc the annotation's..

Extending UIScrollView and Monitoring Scroll Events

http://stackoverflow.com/questions/719392/extending-uiscrollview-and-monitoring-scroll-events

delegate method however part way through implementing I got an exception in the middle of my scrollViewDidScroll method.. One quick look at the stack trace showed me that my delegate method was actually being called from the setContentOffset..

Drawing on the iPhone in objective c [closed]

http://stackoverflow.com/questions/7397567/drawing-on-the-iphone-in-objective-c

UIBezierPath alloc init currentPath.lineWidth 3 Create a viewcontroler class then add these lines of code in loadVIew method.. mainView sampleView alloc initWithFrame CGRectMake 0 0 320 480 mainView.backgroundColor UIColor whiteColor self.view mainView..

How can I mute the capture sound in AVFoundation?

http://stackoverflow.com/questions/9557081/how-can-i-mute-the-capture-sound-in-avfoundation

addOutput captureOutput We start the capture self.session startRunning You will get the camera output in the following method.. I make a image and add it to my parent View..You can change it to your need #pragma mark AVCaptureSession delegate void..