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2014/10/15 ¤U¤È 10:13:15
iphone Programming Glossary: reliablyhttp://stackoverflow.com/questions/1118400/speech-recognition grammar set if you know what they are going to say . Open dictation still doesn't quite work well enough to be used reliably for many applications. Keep that in mind while developing your application. I'm hoping now that Google is getting into the..
how to generate crash report using code like crash report provided by Apple http://stackoverflow.com/questions/15521494/how-to-generate-crash-report-using-code-like-crash-report-provided-by-apple of the available solutions. So here are some. Open Source PLCrashReporter Uses in thousands of apps since 2009. Safe reliably creates standard format crash reports that can be symbolicated. KSCrash Pretty new. Creates standard format crash reports...
NSArray to Description and vice versa http://stackoverflow.com/questions/16783635/nsarray-to-description-and-vice-versa from the description is it possible iphone ios objective c share improve this question There is no way that would reliably work in all cases. For example you cannot know if 123 represents an array containing a string or a number. Added There actually..
Transitioning to landscape rotation within a uinavigationcontroller http://stackoverflow.com/questions/2922919/transitioning-to-landscape-rotation-within-a-uinavigationcontroller from the movie info screen to the actual movie is not navigation interface it's a modal view. This always works reliably if you show a view modally using presentModalViewController and it can appear in only one orientation the app rotates to..
how to convert a CVImageBufferRef to UIImage http://stackoverflow.com/questions/3152259/how-to-convert-a-cvimagebufferref-to-uiimage
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework contain n 2 complex numbers. These represent n 2 frequency bins bin 1 .idealFreq 44Hz ie The lowest frequency we can reliably detect is ONE complete wave within that window ie a 44Hz wave. bin 2 .idealFreq 2 44Hz etc. bin 512 .idealFreq 512 44Hz..
http://stackoverflow.com/questions/3504173/detect-retina-display RETINA DISPLAY iphone ios4 retina display share improve this question In order to detect the Retina display reliably on all iOS devices you need to check if the device is running iOS4 and if the UIScreen mainScreen .scale property is equal..
How to recognize swipe gesture in UIScrollView http://stackoverflow.com/questions/3648967/how-to-recognize-swipe-gesture-in-uiscrollview and associate them with the scroll view. It works but very rarely. Most of the time I do not get called. Why How can I reliably get swiping left right to work Can I use the gesture recognizers or do I have to somehow handle it myself in touchesBegan..
App Crashing when using large images on iOS 4.0 http://stackoverflow.com/questions/3679457/app-crashing-when-using-large-images-on-ios-4-0 I ended up scaling down any images larger than a maximum number of pixels I found that 2 million pixels seemed to work reliably on my 3G but hotpaw2's answer seems to suggest that 1 million pixels may be a safer bet . UIImage image ... if image.size.width..
NSNotificationCenter trapping and tracing all NSNotifications http://stackoverflow.com/questions/3725234/nsnotificationcenter-trapping-and-tracing-all-nsnotifications being trapped when reorienting the device in the simulator . What am I missing Is there a way e.g. a tool for reliably observing a NSNotificationCenter Thanks for any hint. iphone trace nsnotifications share improve this question The..
How to properly release an AVCaptureSession http://stackoverflow.com/questions/3741121/how-to-properly-release-an-avcapturesession devices. So how do I properly release the AVCaptureSession and all related instances Is there a notification that reliably tells me that the AVCaptureSession has finished Here's my code Declarations AVCaptureSession session AVCaptureVideoPreviewLayer..
hide iPhone address bar with 100% height http://stackoverflow.com/questions/5206811/hide-iphone-address-bar-with-100-height function Start out by adding the height of the location bar to the width so that we can scroll past it if ios iOS reliably returns the innerWindow size for documentElement.clientHeight but window.innerHeight is sometimes the wrong value after..
UIViewController rotate methods http://stackoverflow.com/questions/548142/uiviewcontroller-rotate-methods Tab Bar controller. If you swap views in and out of the UIWindow instance manually you will not receive these messages reliably. This is similar to posts like this one iphone viewWillAppear not firing Just use Apple's conventions for multiple views..
viewdidunload is not getting called at all http://stackoverflow.com/questions/5594410/viewdidunload-is-not-getting-called-at-all As long as you're using the view controller in these contexts plus a couple other contexts on iPad then you can reliably manage your view's life cycle via the loadView viewDidLoad viewWillAppear animated viewDidAppear animated viewWillDisappear..
How to invoke iPhone Maps for Directions with Current Location as Start Address http://stackoverflow.com/questions/576768/how-to-invoke-iphone-maps-for-directions-with-current-location-as-start-address you are taking advantage of another undocumented feature and as Jason McCreary points out below it may not work reliably in future releases. Update for iOS 6 Originally Maps used Google maps but now Apple and Google have separate maps apps...
http://stackoverflow.com/questions/5960731/strange-behavior-of-select-dropdowns-onchange-js-event-when-using-next-on-m the Next button. This causes two problems First On this action the first dropdown's oncange event is not triggered reliably Sometimes it fires sometimes not. If after selecting an Area the user touches somewhere else on the webpage or presses the..
How to properly call SQLite functions from background thread on iPhone? http://stackoverflow.com/questions/745565/how-to-properly-call-sqlite-functions-from-background-thread-on-iphone reason 'Error failed to prepare statement with message 'library routine called out of sequence'.' Although I can't reliably reproduce the error I've convinced myself that it is due to the fact that SQLite functions are being called in both active..
Need some help understanding transient properties in Core Data http://stackoverflow.com/questions/7504391/need-some-help-understanding-transient-properties-in-core-data from the data model so that all the keys they respond to must be in the data model. This means faults will not reliably respond to request for unmodeled properties. Wait what I'm starting to realize my objects can be faults at any time but.. from the data model so that all the keys they respond to must be in the data model. This means faults will not reliably respond to request for unmodeled properties. Transient properties fix this problem. The transient property provides a key.. the property will cause a fault to fire and provide the data. However in practice accessing any modeled property will reliably fire the fault and unmodeled methods are always available see below. You can also use NSManagedObject contextShouldIgnoreUnmodeledPropertyChanges..
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