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2014/10/15 ¤U¤È 10:10:10
iphone Programming Glossary: imhttp://stackoverflow.com/questions/13399075/screen-size-of-iphone-5 size of iphone 5 Im developing the app to work both on iphone4 and iphone 5.Im using the following code to get the screen size CGRect screenBounds.. size of iphone 5 Im developing the app to work both on iphone4 and iphone 5.Im using the following code to get the screen size CGRect screenBounds UIScreen mainScreen bounds am using the iphone 5 simulator..
Overlay on top of Streaming MPMoviePlayerController http://stackoverflow.com/questions/1356540/overlay-on-top-of-streaming-mpmovieplayercontroller on top of Streaming MPMoviePlayerController I went through the example from apple MoviePlayer on iPhone Im trying to overlay on top of the mpmovieplayercontroller it works perfectly with video clip that is in bundle but it wont..
Do you know a good and efficient FFT? [closed] http://stackoverflow.com/questions/1592345/do-you-know-a-good-and-efficient-fft i need frequency resolution but only a narrow band vocal audio range up to 10khz max...even 10Khz might be too high . Im thinking also of truncating this FFT to keep the frequency resolution while eliminating the unwanted frequency band. This..
How to send a touch event to iPhone OS? http://stackoverflow.com/questions/1746452/how-to-send-a-touch-event-to-iphone-os to send a touch event to iPhone OS Im writing an app running in background on a jailbreak iphone. I need to send touch event to iPhone OS to simulate finger touches...
Data Formatters temporarily unavailable http://stackoverflow.com/questions/2573477/data-formatters-temporarily-unavailable Formatters temporarily unavailable Im trying to use Date Formatters NSDateFormatter but I keep getting this error Program received signal œEXC_BAD_ACCESS Data..
iphone/ipad orientation handling http://stackoverflow.com/questions/2815802/iphone-ipad-orientation-handling ipad orientation handling This is more of a general question for people to provide me guidance on basically Im learning iPad iPhone development and have finally come across the multi orientation support question. I have looked up a.. orientation if orientation UIInterfaceOrientationLandscapeLeft orientation UIInterfaceOrientationLandscapeRight titleImageView.center CGPointMake 235.0f 42.0f subtitleImageView.center CGPointMake 355.0f 70.0f ... else if orientation UIInterfaceOrientationPortrait.. orientation UIInterfaceOrientationLandscapeRight titleImageView.center CGPointMake 235.0f 42.0f subtitleImageView.center CGPointMake 355.0f 70.0f ... else if orientation UIInterfaceOrientationPortrait orientation UIInterfaceOrientationPortraitUpsideDown..
http://stackoverflow.com/questions/3158264/cancel-uilocalnotification Its work fine and I'm correctly receiving the notification. The problem is when I should cancel the notification. Im using this method. void deleteNewNoteLocalReminder NSString reminderID noteIDe NSInteger noteIDE UIApplication sharedApplication.. noteIDe NSInteger noteIDE UIApplication sharedApplication cancelLocalNotification UILocalNotification notification Im not sure what to do here but my questions are How do I know which UILocalNotification object I should delete Is there a..
Bundle Name, Executable Name, Product Name…anything else? http://stackoverflow.com/questions/3437330/bundle-name-executable-name-product-name-anything-else the use of each of these in Xcode on an iPhone project They never fail to confuse the living bajezus out of me...and Im tired of getting them wrong. Someone please explain... why the hell do we need this many different naming schemes for one..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints and functionality that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping.. even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and memory hit on generating the.. show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage Method PDF's in a UIImage don't optically scale as well as a Layer approach. The CPU and memory hit on generating the UIImages from a PDFcontext..
http://stackoverflow.com/questions/412982/iphone-unzip-code code Really stuck on trying to write code to unzip a file or directory on the iPhone. Below is some sample code that Im using to try and unzip a simple text file. It unzips the file but its corrupt. Would be really grateful is someone has an..
Objective C calling method dynamically with a string http://stackoverflow.com/questions/4446883/objective-c-calling-method-dynamically-with-a-string C calling method dynamically with a string Im just wondering whether there is a way to call a method where i build the name of the method on the fly with a string. e.g...
How do I get my AVPlayer to play while app is in background? http://stackoverflow.com/questions/4771105/how-do-i-get-my-avplayer-to-play-while-app-is-in-background https devforums.apple.com message 395049#395049 The content of the above link Replace APPNAME with your own app name Im on iOS 4.2.1 EDIT Working with iOS5 6 7 beta so far Add UIBackgroundModes in the APPNAME Info.plist with the selection App..
Is it possible to reference a variable with a string and an int? http://stackoverflow.com/questions/6049175/is-it-possible-to-reference-a-variable-with-a-string-and-an-int it doesnt work for quite obvious reasons int j 1 NSString refString NSString stringWithFormat @ number i j refString 3 Im really struggling with this I know how to do it in Javascript but not in Obj C is it possible iphone objective c string..
learning iphone game development http://stackoverflow.com/questions/720901/learning-iphone-game-development or any graphics and game dev. In my spare time I want to learn these skills but would like to learn via the iphone. So Im just wondering what are the best resources out there to learn iphone development and open gl on iphone. Books websites etc..
iPhone: How to load a View using a nib file created with Interface Builder http://stackoverflow.com/questions/863321/iphone-how-to-load-a-view-using-a-nib-file-created-with-interface-builder that should be possible so here is a challenge for all you experts out there this forum is pack of the lot of you . Im creating a Questionnaire component I want to load on a NavigationContoller my QuestionManagerViewController. This is an.. super initWithNibName @ Question1View bundle nibBundleOrNil Custom initialization return self When I run the code Im getting this error 2009 05 14 15 05 37.152 iMobiDines 17148 20b Terminating app due to uncaught exception ' NSInternalInconsistencyException.. reason ' UIViewController _loadViewFromNibNamed bundle loaded the Question1View nib but the view outlet was not set.' Im sure there is a way to load the view using the nib file without needing to create a viewController class. Any ideas Thanks..
How do I start playing audio when in silent mode & locked in iOS 6? http://stackoverflow.com/questions/9725192/how-do-i-start-playing-audio-when-in-silent-mode-locked-in-ios-6 which cant play sound in silent starting the app back up to play the audio or some other method Current Methods Implemented AVAudioPlayer using AudioSessionInitialize nil nil nil nil AudioSessionSetActive YES UInt32 sessionCategory kAudioSessionCategory_MediaPlayback.. infinite loop in there the numbers will actually run down to 0 and then go into the negatives for hours on end. tested Im not sure how this would behave in the real world or in terms of app acceptance. B. Use a silent audio loop to pose as a..
Best way to play simple sound effect in iOS http://stackoverflow.com/questions/9791491/best-way-to-play-simple-sound-effect-in-ios way to play simple sound effect in iOS Im finding a number of conflicting data about playing sounds in iOS. I was wondering if anyone could point me to the best way..
How to draw a MKPolyline on a MapView? http://stackoverflow.com/questions/10911534/how-to-draw-a-mkpolyline-on-a-mapview pass the MKPolyline from the method above to the overlay argument of this last method but throws an exception. I think im close but i don't know what to do now. Please help Thank you very much in advance. iphone ios mkmapview share improve.. im close but i don't know what to do now. Please help Thank you very much in advance. iphone ios mkmapview share improve this question Done. Was a very stupid thing i didn't set the delegate for the MapView. Simply adding map setDelegate..
UIWebView Movie Player getting dismissed iOS 6 bug http://stackoverflow.com/questions/12660857/uiwebview-movie-player-getting-dismissed-ios-6-bug Autoplay Enabling autoplay MPAVController Autoplay Skipping autoplay disabled for current item 0 on player 1 Here's a similar question MPMoviePlayerController stops playing after a few seconds this is the code im using My only problem is that.. 0 on player 1 Here's a similar question MPMoviePlayerController stops playing after a few seconds this is the code im using My only problem is that with a UIWebView I can't set up an MPMoviePlayerController to prepareToPlay . At least not.. If anyone can help fix this problem that would be amazing iphone ios uiwebview mpmovieplayercontroller ios6 share improve this question I have Faced The Same Problem in ios6 .Reason is that in below iOS6 when youTube Video Played. viewWillDisappear..
Getting thumbnail from a video url or data in IPhone SDK http://stackoverflow.com/questions/1347562/getting-thumbnail-from-a-video-url-or-data-in-iphone-sdk 3GS camera so i can display it. Anyone been successful at doing this If so how to do iphone video thumbnails share improve this question The answer to this question is that one can now with 4.0 iOS get thumbnails using AVFoundation the.. the following code where the class property url is the movie url will do the trick you can get the thumbnail at any time in the example its at time 0 void generateImage AVURLAsset asset AVURLAsset alloc initWithURL self.url options nil AVAssetImageGenerator.. the class property url is the movie url will do the trick you can get the thumbnail at any time in the example its at time 0 void generateImage AVURLAsset asset AVURLAsset alloc initWithURL self.url options nil AVAssetImageGenerator generator..
add button to navigationbar programatically http://stackoverflow.com/questions/2848055/add-button-to-navigationbar-programatically I have created the navigation bar programatically by navBar UINavigationBar alloc initWithFrame CGRectMake 0 0 320 44 Similarly I need to add the button on the right side of this navigation bar. For that I used UIView container UIView alloc init.. container set the nav bar's right button item self.navigationItem.rightBarButtonItem item item release UIImage im im UIImage imageNamed @ back.png button setImage im forState UIControlStateNormal im release backButton UIBarButtonItem.. container set the nav bar's right button item self.navigationItem.rightBarButtonItem item item release UIImage im im UIImage imageNamed @ back.png button setImage im forState UIControlStateNormal im release backButton UIBarButtonItem alloc..
sectioned UITableView sourced from a pList http://stackoverflow.com/questions/4850659/sectioned-uitableview-sourced-from-a-plist finding a easy to understand tutorial on having a sectioned UITableView which gets its data from a pList file. Things im having trouble with is how to properly structure the pList file to cater for 2 different sections. iphone objective c cocoa.. to properly structure the pList file to cater for 2 different sections. iphone objective c cocoa touch ios share improve this question The root of the plist should be an array. The array should contain two dictionaries your sections ... Section2 string key Rows key array string Section2 Item1 string string Section2 Item2 string array dict array plist #import RootViewController.h @interface RootViewController @property copy nonatomic NSArray tableData @end @implementation RootViewController..
Fetching image From Animating UIImageView http://stackoverflow.com/questions/5536915/fetching-image-from-animating-uiimageview image From Animating UIImageView I'm using animation method of for implementing slide show in UIimageView as mainSlideShowImageView.animationImages.. image From Animating UIImageView I'm using animation method of for implementing slide show in UIimageView as mainSlideShowImageView.animationImages.. image From Animating UIImageView I'm using animation method of for implementing slide show in UIimageView as mainSlideShowImageView.animationImages images mainSlideShowImageView.animationDuration..
Fetch all events from EventStore EventKit iOS http://stackoverflow.com/questions/6077613/fetch-all-events-from-eventstore-eventkit-ios startDate NSDate date endDate is 1 day 60 60 24 seconds 86400 seconds from startDate NSDate endDate NSDate dateWithTimeIntervalSinceNow 86400 Create the predicate. Pass it the default calendar. NSArray calendarArray NSArray arrayWithObject.. using distantPast distantFuture as startDate and endDate no good. So other A's from other Q's are not exaclty wha im looking for. Thank you EDIT I have tested and got to the conclusion that i can only fetch events in a period of 4 years.. for. Thank you EDIT I have tested and got to the conclusion that i can only fetch events in a period of 4 years maximum. Any way of getting past this Without using multiple fetches.. iphone ios sdk fetch eventkit share improve this question..
iPhone FFT with Accelerate framework vDSP http://stackoverflow.com/questions/6358764/iphone-fft-with-accelerate-framework-vdsp FFT with Accelerate framework vDSP I'm having difficulty implementing an FFT using vDSP. I understand the theory but am looking for a specific code example please. I have data from.. 1. How do I put the audio data into the FFT Question 2. How do I get the output data out of the FFT Question 3. The ultimate goal is to check for low frequency sounds. How would I do this OSStatus open CFURLRef inputURL OSStatus result 1 result.. and check its availability use the vector version to get 16 byte alignment. A.realp float malloc nOver2 sizeof float A.imagp float malloc nOver2 sizeof float originalReal float malloc n sizeof float obtainedReal float malloc n sizeof float if..
iPhone and HMAC-SHA-1 encoding http://stackoverflow.com/questions/735714/iphone-and-hmac-sha-1-encoding and HMAC SHA 1 encoding im trying to get a call to amazon web service and im stuck on getting the signature looked at this but i still have a question.. and HMAC SHA 1 encoding im trying to get a call to amazon web service and im stuck on getting the signature looked at this but i still have a question on it. using this example what is the NSData keyData.. hmacContext digest NSData out NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH iphone sha1 hmac share improve this question I just spent like 4 hours Googling and looking for ways to calculate an unkeyed SHA1 on the iPhone..
How to write exif metadata to an image (not the camera roll, just a UIImage or JPEG) http://stackoverflow.com/questions/9006759/how-to-write-exif-metadata-to-an-image-not-the-camera-roll-just-a-uiimage-or-j to write exif metadata to an image not the camera roll just a UIImage or JPEG I am aware of how to save metadata using ALAssets. But I want to save an.. not the camera roll just a UIImage or JPEG I am aware of how to save metadata using ALAssets. But I want to save an image or upload it somewhere with exif intact. I have exif data as an NSDictionary. But how can I inject it properly into a.. how can I inject it properly into a UIImage or probably an NSData JPEG representation iphone ios ios5 exif share improve this question UIImage does not contain metadata information it is stripped . So if you want to save it without using..
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