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2014/10/15 ¤U¤È 10:07:56
iphone Programming Glossary: editedHow do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder the File Manager. When recording is done I save the recorded audio as NSData in the currently edited object using KVC. #define DOCUMENTS_FOLDER NSHomeDirectory stringByAppendingPathComponent @ Documents.. 0 error err if audioData NSLog @ audio data @ d @ err domain err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager.. err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager fm NSFileManager defaultManager err nil fm removeItemAtPath..
How do I change the title of the “back” button on a Navigation Bar http://stackoverflow.com/questions/1449339/how-do-i-change-the-title-of-the-back-button-on-a-navigation-bar do Thanks. iphone objective c uinavigationbar uinavigationitem share improve this question I edited this to provide the definitive answer This should be placed in the method that calls the ViewController..
didFinishPickingMediaWithInfo return nil photo http://stackoverflow.com/questions/3088874/didfinishpickingmediawithinfo-return-nil-photo NSString videoUrl info objectForKey UIImagePickerControllerMediaURL Try getting the edited image first. If it doesn't exist then you get the original image. if CFStringCompare CFStringRef mediaType.. UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info No good with the edited image if you allowed editing myUIImageView.image info objectForKey UIImagePickerControllerEditedImage..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections acces the DOM etc without private API..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage respectively...
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect Probably have to play with timing and angles but this should get you started. EDIT I edited the response to add code to put the item back in its original state when done. Also note that you can..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder application. This is why I am removing the recorded file through the File Manager. When recording is done I save the recorded audio as NSData in the currently edited object using KVC. #define DOCUMENTS_FOLDER NSHomeDirectory stringByAppendingPathComponent @ Documents void startRecording UIBarButtonItem stopButton UIBarButtonItem.. NSData audioData NSData dataWithContentsOfFile url path options 0 error err if audioData NSLog @ audio data @ d @ err domain err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager fm NSFileManager defaultManager err nil fm removeItemAtPath.. 0 error err if audioData NSLog @ audio data @ d @ err domain err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager fm NSFileManager defaultManager err nil fm removeItemAtPath url path error err if err NSLog @ File Manager @ d @..
How do I change the title of the “back” button on a Navigation Bar http://stackoverflow.com/questions/1449339/how-do-i-change-the-title-of-the-back-button-on-a-navigation-bar @ Log Out What should I do Thanks. iphone objective c uinavigationbar uinavigationitem share improve this question I edited this to provide the definitive answer This should be placed in the method that calls the ViewController titled NewTitle . Right before the push or popViewController..
didFinishPickingMediaWithInfo return nil photo http://stackoverflow.com/questions/3088874/didfinishpickingmediawithinfo-return-nil-photo NSString mediaType info objectForKey UIImagePickerControllerMediaType NSString videoUrl info objectForKey UIImagePickerControllerMediaURL Try getting the edited image first. If it doesn't exist then you get the original image. if CFStringCompare CFStringRef mediaType kUTTypeImage 0 kCFCompareEqualTo UIImage picture info.. be super clear This DOES NOT work void imagePickerController UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info No good with the edited image if you allowed editing myUIImageView.image info objectForKey UIImagePickerControllerEditedImage AND no good with the original image myUIImageView.image info..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting it can be styled have embedded images etc. I guess without looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections acces the DOM etc without private API and a lot of headaches. Editing would work like in UITextView..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage respectively. see http developer.apple.com iphone library documentation..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect UIView item UIView context item.transform CGAffineTransformIdentity Probably have to play with timing and angles but this should get you started. EDIT I edited the response to add code to put the item back in its original state when done. Also note that you can use the beginAnimations context value to pass along anything..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder recorded file through the File Manager. When recording is done I save the recorded audio as NSData in the currently edited object using KVC. #define DOCUMENTS_FOLDER NSHomeDirectory stringByAppendingPathComponent @ Documents void startRecording.. url path options 0 error err if audioData NSLog @ audio data @ d @ err domain err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager fm NSFileManager.. data @ d @ err domain err code err userInfo description editedObject setValue NSData dataWithContentsOfURL url forKey editedFieldKey recorder deleteRecording NSFileManager fm NSFileManager defaultManager err nil fm removeItemAtPath url path error..
Install Simulator SDK 4.3 to Xcode 4.4 on Mountain Lion http://stackoverflow.com/questions/11651773/install-simulator-sdk-4-3-to-xcode-4-4-on-mountain-lion simulator share improve this question I've looked into it and this is a deliberate behavior from Apple. Here is an edited extract of the cache for Xcode download locations ~ Library Caches com.apple.dt.Xcode Downloads eded78df8bfabaf6560841d10cf8e53766f74f28.dvtdownloadableindex..
iPhone Objective C: How to get a pixel's color of the touched point on an UIImageView? http://stackoverflow.com/questions/1285621/iphone-objective-c-how-to-get-a-pixels-color-of-the-touched-point-on-an-uiimag correct pixel of the touched point even if the UIView UIImageView is being scaled and rotated Many thanks for reading edited Thanks for the answer comments but sorry I still don't know how to get the X Y point of the scaled rotated image from the..
J2ME VS Android VS iPhone VS Symbian VS Windows CE [closed] http://stackoverflow.com/questions/1414288/j2me-vs-android-vs-iphone-vs-symbian-vs-windows-ce popular seems to be this one what mobile platform should I start learning Quicky from the accepted answer over there I edited a bit I think 3 4 platform have a future. But depends what platform do you like and how you like freedom in distribute your..
How do I change the title of the “back” button on a Navigation Bar http://stackoverflow.com/questions/1449339/how-do-i-change-the-title-of-the-back-button-on-a-navigation-bar Out What should I do Thanks. iphone objective c uinavigationbar uinavigationitem share improve this question I edited this to provide the definitive answer This should be placed in the method that calls the ViewController titled NewTitle..
UISegmentedControl Best Practice http://stackoverflow.com/questions/2118358/uisegmentedcontrol-best-practice hidden views from the view hierarchy you can keep the controllers in memory and not worry about releasing anything. edited in response to comment You don't need to subclass UIViewController but you do need separate XIBs for each view. You also..
Unique identifier for an iPhone app http://stackoverflow.com/questions/227590/unique-identifier-for-an-iphone-app
Re-Apply currency formatting to a UITextField on a change event http://stackoverflow.com/questions/2388448/re-apply-currency-formatting-to-a-uitextfield-on-a-change-event isDecimalNumber text numberFormatter stringFromNumber number return NO we return NO because we have manually edited the textField contents. Edit 1 fixed memory leak. Edit 2 updated for Umka handling of 0 after decimal separator. Code is..
UIWebView open links in Safari http://stackoverflow.com/questions/2899699/uiwebview-open-links-in-safari in the web view. Is this possible iphone uiwebview share improve this question Add this to the UIWebView delegate edited to check for navigation type. you could also pass through file requests which would be relative links BOOL webView UIWebView..
didFinishPickingMediaWithInfo return nil photo http://stackoverflow.com/questions/3088874/didfinishpickingmediawithinfo-return-nil-photo UIImagePickerControllerMediaType NSString videoUrl info objectForKey UIImagePickerControllerMediaURL Try getting the edited image first. If it doesn't exist then you get the original image. if CFStringCompare CFStringRef mediaType kUTTypeImage.. UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info No good with the edited image if you allowed editing myUIImageView.image info objectForKey UIImagePickerControllerEditedImage AND no good with..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting I guess without looking into it that this is what the previously mentioned Three 20 UI uses. The problem cannot be edited . There's no public way around that. You canot get selections acces the DOM etc without private API and a lot of headaches...
What happens to an iPhone app when iPhone goes into stand-by mode? http://stackoverflow.com/questions/411436/what-happens-to-an-iphone-app-when-iphone-goes-into-stand-by-mode page in the future here's a helpful response that was posted by someone on the Apple forum called eskimo1 which I have edited slightly such that it is easier to read without having the context provided by the entire original thread Regarding iPhone..
http://stackoverflow.com/questions/4119117/restrict-mkmapview-scrolling I have confirmed through some testing that it might oscillate between two locations then enter an infinite loop. So I edited it a bit I think this should solve the problem You can safely delete this method void mapView MKMapView mapView regionWillChangeAnimated..
How to Show UIPickerView when selecting UITextField http://stackoverflow.com/questions/7077258/how-to-show-uipickerview-when-selecting-uitextfield the input @ Jack . iphone sdk uitextfield uipickerview share improve this question it will work for you .. i have edited it .and for that you have to set delegate for textfield. and create a UIPIckrView in NIb file. BOOL textFieldShouldBeginEditing..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk didFinishPickingMediaWithInfo NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage respectively. see http developer.apple.com..
Why is object not dealloc'ed when using ARC + NSZombieEnabled http://stackoverflow.com/questions/8408071/why-is-object-not-dealloced-when-using-arc-nszombieenabled setting NSZombieEnabled to YES causes .cxx_destruct to not be called at all at least that's what happened when I've edited your sample project zombies off leads to backtrace and both deallocs while zombies on yields no backtrace and only one dealloc...
Photos app-like gap between pages in UIScrollView with pagingEnabled http://stackoverflow.com/questions/849383/photos-app-like-gap-between-pages-in-uiscrollview-with-pagingenabled release rightView release centerView release Apologies if this doesn't compile I tested it in a landscape app and hand edited it back to portrait. I'm sure you get the idea though. It relies on the superview clipping which for a full screen view..
how to create iphone's wobbling icon effect? http://stackoverflow.com/questions/929364/how-to-create-iphones-wobbling-icon-effect CGAffineTransformIdentity Probably have to play with timing and angles but this should get you started. EDIT I edited the response to add code to put the item back in its original state when done. Also note that you can use the beginAnimations..
Storyboard static cells: dequeueReusableCellWithIdentifier returns nil http://stackoverflow.com/questions/9993669/storyboard-static-cells-dequeuereusablecellwithidentifier-returns-nil number of sections and rows does not change and each cell contains static text and other controls or text fields to be edited . It seems to me this is a very common task customize static cells from storyboard in the view controller's datasource methods..
JSON Parsing method not working for ios4 in iphone? http://stackoverflow.com/questions/10459444/json-parsing-method-not-working-for-ios4-in-iphone
iPhone 5 splashscreen not displaying correctly - Phonegap http://stackoverflow.com/questions/12450603/iphone-5-splashscreen-not-displaying-correctly-phonegap From else not iPad orientedLaunchImageFile launchImageFile To else not iPad orientedLaunchImageFile launchImageFile Edited for 4 inch IP5 if screenBounds.size.height 568 orientedLaunchImageFile NSString stringWithFormat @ @ 568h launchImageFile..
In App Purchase (IAP) process appears to be crashing the app on launch for one of my users http://stackoverflow.com/questions/19203921/in-app-purchase-iap-process-appears-to-be-crashing-the-app-on-launch-for-one-o UIKit 0x313cfa3c UIApplicationMain 1132 28 MetricMe 0x00043842 main main.m 16 29 libdyld.dylib 0x394daab4 start 0 Edited to add line 172 of IAPHelper It's called during a product restore and passes in the productIdentifier of the IAP. What's..
Can js/jQuery determine the orientation of the iPhone? http://stackoverflow.com/questions/2323281/can-js-jquery-determine-the-orientation-of-the-iphone You can listen for orientation changes by adding an event to the body body onorientationchange updateOrientation Edited by OP just on the off chance that the link dies or gets moved at some point... Value Description 0 Portrait orientation...
How can I tell when something outside my UITableViewCell has been touched? http://stackoverflow.com/questions/2450127/how-can-i-tell-when-something-outside-my-uitableviewcell-has-been-touched didn't work out. It doesn't always get called. iphone uitableviewcell events touch share improve this question Edited removed previous attempt which didn't always work this one does OK I finally figured a solution that fully works. I subclassed..
Why we used double and triple pointer in objective-C or C language? http://stackoverflow.com/questions/2570447/why-we-used-double-and-triple-pointer-in-objective-c-or-c-language methodLists struct objc_cache cache struct objc_protocol_list protocols Why we use the methodLists double pointer. Edited int sqlite3_get_table sqlite3 db const char zSql char pazResult int pnRow int pnColumn char pzErrmsg In above scenario what..
http://stackoverflow.com/questions/2646297/add-a-multiple-buttons-to-a-view-programatically-call-the-same-method-determin @ Button x forState UIControlStateNormal button.frame CGRectMake 100.0 100.0 120.0 50.0 view addSubview button Copied Edited from this link http stackoverflow.com questions 1378765 how do i create a basic uibutton programmatically But how do I determine..
didFinishPickingMediaWithInfo return nil photo http://stackoverflow.com/questions/3088874/didfinishpickingmediawithinfo-return-nil-photo CFStringRef mediaType kUTTypeImage 0 kCFCompareEqualTo UIImage picture info objectForKey UIImagePickerControllerEditedImage if picture picture info objectForKey UIImagePickerControllerOriginalImage picture is always nil info dictionary count.. No good with the edited image if you allowed editing myUIImageView.image info objectForKey UIImagePickerControllerEditedImage AND no good with the original image myUIImageView.image info objectForKey UIImagePickerControllerOriginalImage AND.. AND no doing some other kind of assignment UIImage myImage info objectForKey UIImagePickerControllerEditedImage picker dismissModalViewControllerAnimated YES picker release In all of those cases the image will be nil. However via..
Do iPhone / Android browsers support CSS @media handheld? http://stackoverflow.com/questions/3893342/do-iphone-android-browsers-support-css-media-handheld exactly how faithful they are though the A List Apart article linked to above gives a brief run through of some. Edited in response to comment from @Colen Hmm it looks like a lot of new mobile devices have higher resolutions e.g. droid X is..
C/C++/Obj-C Real-time algorithm to ascertain Note (not Pitch) from Vocal Input http://stackoverflow.com/questions/4062099/c-c-obj-c-real-time-algorithm-to-ascertain-note-not-pitch-from-vocal-input academic papers on the subject of pitch estimation. There is another long list of pitch estimation algorithms here . Edited addition Apple's SpeakHere and aurioTouch sample apps available from their iOS dev center contain example source code for..
How can i get the name of image picked through photo library in iphone? http://stackoverflow.com/questions/4314405/how-can-i-get-the-name-of-image-picked-through-photo-library-in-iphone iphone. Please help me. Thanks in advance. objective c uiimagepickercontroller iphone share improve this question Edited For images that actually have names nothing taken with the camera will have a name for example it's possible that you could..
Download data in background with iOS4 http://stackoverflow.com/questions/4704037/download-data-in-background-with-ios4 section. In this way you can run generic tasks in the background including accessing the network and uploading files. Edited I answered a similar question on SO before check this iphone Connecting to server in background share improve this answer..
iPhone Development - Simulate Memory Warning http://stackoverflow.com/questions/491075/iphone-development-simulate-memory-warning user comes back to that view but if the view contains say UIWebView then viewDidLoad method is not called. Why is that Edited Friday 30 January 2009 03 10 PM Note I'm using Interface builder for creating views and loadView method is commented out...
Detecting iPhone/iPod Touch Accessories http://stackoverflow.com/questions/667196/detecting-iphone-ipod-touch-accessories via the dock connection or using the headphone port such as with the inline headphone microphone accessory from Apple. Edited to add the bit about the types of accessories connected. iphone objective c ipod touch share improve this question ..
RSA Encryption-Decryption in iphone http://stackoverflow.com/questions/788569/rsa-encryption-decryption-in-iphone Can we encrypt some text in iphone application send it to server using the key sent decrypt the text on server side Edited to add Thanks Alex Reynolds for your quick response. In case of RSA Encryption first I have to generate a key pair which..
How to build ICU so I can use it in an iPhone app? http://stackoverflow.com/questions/8126233/how-to-build-icu-so-i-can-use-it-in-an-iphone-app _ubrk_next_48 referenced from _icuNext in libsqlite3 cerod.a sqlite3_cerod.o Any idea what I'm doing wrong Edited to add When I add the libraries to the project right click on the project name then Add Existing... I get this ld warning.. for libsqlite3 cerod.a is built for i386 I don't understand either possibility but I'm new to iPhone development. Edited to add I tried @Sergio Moura's solution and got the error mentioned in my comment. I tried @sergio's solution which built...
How to pass sender tag in DetailView to get default Map application for direction? http://stackoverflow.com/questions/8256288/how-to-pass-sender-tag-in-detailview-to-get-default-map-application-for-directio on annotation pin as well as on tableview. To get direction from detailview I have place following button click event. Edited with IBAction showDirectionUpdated coding IBAction showDirectionUpdated NSIndexPath selectedIndexPath self._tableView indexPathForSelectedRow.. direction default app from detailview which I get by selecting tableview listview . Here some code of sender tag. Edited 2 with viewForAnnotation MKAnnotationView mapView MKMapView mapView viewForAnnotation id MKAnnotation annotation MKAnnotationView..
Execute an “if” condition “x” milliseconds and stop for “y”millisecond and repeat the condition ? http://stackoverflow.com/questions/10845025/execute-an-if-condition-x-milliseconds-and-stop-for-ymillisecond-and-repea check for time is it 10ms or not if time elapsed 10ms self yourProcessMethod FALSE else self yourProcessMethod TRUE EDITED You can use this Piece of code for Checking time elapsed for executing. NSDate start NSDate date do stuff... NSTimeInterval..
Iphone Core Data crashing on Save http://stackoverflow.com/questions/1230858/iphone-core-data-crashing-on-save view controller or something. Guess not though because it still doesn't work. Here's the code section that is crashing EDITED void actionSheet UIActionSheet modalView clickedButtonAtIndex NSInteger buttonIndex switch buttonIndex case 0 if message..
How to call [[UIScreen mainScreen] scale] in a universal app for the iphone and ipad http://stackoverflow.com/questions/3130420/how-to-call-uiscreen-mainscreen-scale-in-a-universal-app-for-the-iphone-and need to have the function call and be able to access the return value in my code so that it can run on the iphone. EDITED To be clear my problem is that there is an error when using the code UIScreen mainScreen scale when building for 3.2 SDK...
On the iPhone, how can you cause a URL to display an entry in the App Store? http://stackoverflow.com/questions/3835759/on-the-iphone-how-can-you-cause-a-url-to-display-an-entry-in-the-app-store launching the App Store without redirecting to mobile Safari first. iphone app store share improve this question EDITED for a better answer There's a specific url type for the App Store. Using it will prevent Safari and iTunes from popping..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post is a very simple php script. iphone objective c ipad file upload http post share improve this question Try this EDITED NSMutableData body NSMutableData data file body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding..
how to scroll uitableview to specific position http://stackoverflow.com/questions/5856427/how-to-scroll-uitableview-to-specific-position the 1st row should scroll and get new position center and same for other rows. I tried contenOffset but did not work.. EDITED In short some thing like data picker when we select any row in picker the row scrolls to the center. Thanks.. iphone objective..
Creating a custom UIActivityIndicatorView http://stackoverflow.com/questions/6010237/creating-a-custom-uiactivityindicatorview Custom UIActivityIndicatorView Custom UIActivityIndicatorView Showing a Loading... message over the iPhone keyboard EDITED The below is exactly same which you are looking around. Create custom activity indicator for your iPhone App share improve..
eye blink detection for iphone sdk http://stackoverflow.com/questions/7089982/eye-blink-detection-for-iphone-sdk or on face blink detection All i require is blink detection on iphone ipad. Any suggestions replies welcomed... Thanx. EDITED As iOS 5 is under NDA please suggest me if this detection is possible via OpenCV framework iphone opencv ios5 face detection..
http://stackoverflow.com/questions/7844326/coredata-error-driving-me-crazy-coredata-serious-application-error-an-excep is not taking place otherwise come back and let us know what you actually saw when stepping through this method. EDITED TO ADD OK so your NSFetchedResultsController delegate methods in the 2nd view controller are called when you switch to that..
Storyboard - refer to ViewController in AppDelegate http://stackoverflow.com/questions/8186375/storyboard-refer-to-viewcontroller-in-appdelegate to instantiate a view controller from your storyboard using the identifier that you set in the IB Attributes Inspector EDITED to add example code UIStoryboard mainStoryboard UIStoryboard storyboardWithName @ MainStoryboard bundle nil MyViewController..
http://stackoverflow.com/questions/8465149/mkmaprect-zooms-too-much 2 needChange YES if needChange zoomRect MKMapRectMake x y w h mapView setVisibleMapRect zoomRect animated YES EDITED double minMapHeight 250 choose some value that fit your needs double minMapWidth 250 the same as above BOOL needChange NO..
iOS SDK : playing music on the background and switching views http://stackoverflow.com/questions/8467533/ios-sdk-playing-music-on-the-background-and-switching-views forView self.view cache YES self.view addSubview scoreView.view UIView commitAnimations EDITED CODE id initWithNibName NSString nibNameOrNil bundle NSBundle nibBundleOrNil if self super initWithNibName nibNameOrNil..
Suitable api to get product details from scanned barcode iphone app? http://stackoverflow.com/questions/9256700/suitable-api-to-get-product-details-from-scanned-barcode-iphone-app your ideas on this Can you please suggest Amazon API to get product details by using the barcode Thanks in advance. EDITED I have tried this API to get the details of the product http searchupc.com API. It returns only the Product name price product..
Load all cells in UITableView before scrolling http://stackoverflow.com/questions/9414746/load-all-cells-in-uitableview-before-scrolling so that all the text fields get added to array before scrolling.There cannot be any problem I believe More Detailed EDITED CODE for understanding UITableViewCell tableView UITableView atableView cellForRowAtIndexPath NSIndexPath indexPath NSString..
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