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2014/10/15 ¤U¤È 10:09:57
iphone Programming Glossary: handleHow do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out easily. Finally note that the AVAudioRecorder method deleteRecording..
How can I animate the movement of a view or image along a curved path? http://stackoverflow.com/questions/1142727/how-can-i-animate-the-movement-of-a-view-or-image-along-a-curved-path core animation share improve this question To expand upon what Nikolai said the best way to handle this is to use Core Animation to animate the motion of the image or view along a Bezier path. This is..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone iphone upload ftp share improve this question I use a PHP Page to post a file to and have PHP handle the uploading.... This code is used to upload a photo but it can be adapted to work with any file. PHP..
http://stackoverflow.com/questions/1424608/nsurlconnection-timeout respond at all. Nothing just spins in browser with blank page no failure. In my delegates I handle the failure but when the site doesn't respond the delegates don't get called. Any ideas on how to timeout..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone motion withEvent UIEvent event if event.subtype UIEventSubtypeMotionShake Put in code here to handle shake if super respondsToSelector @selector motionEnded withEvent super motionEnded motion withEvent..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application is different than the already existing custom URL schemes. You can register your application to handle particular document types and any application that uses a document controller can hand off processing.. your own application. For example my application Molecules for which the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register.. to the MIME type chemical x pdb . With this in place your application will be able to handle documents attached to emails or from other applications on the system. In Mail you can tap and hold..
How To Make iPhone App compatible with multiple SDK (firmware) versions http://stackoverflow.com/questions/3027120/how-to-make-iphone-app-compatible-with-multiple-sdk-firmware-versions method that is 5.0 or 4.X only when your app is on a 4.0 device. Of course you have to gracefully handle working on older versions by either using older methods or not supporting particular features that need..
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll use the same one is it as simple as clearing the FRC cache and then changing the predicate in the handleSearchForTerm searchString method Does the predicate have to contain the initial predicate as well as.. nil if aFetchedResultsController performFetch error Replace this implementation with code to handle the error appropriately. abort causes the application to generate a crash log and terminate. You should..
iOS: how to perform an HTTP POST request? http://stackoverflow.com/questions/5537297/ios-how-to-perform-an-http-post-request to perform a HTTP POST request. As far as I can understand I should manage the connection which handles the request via a NSURLConnection object which forces me to have a delegate object which in turn will.. request via a NSURLConnection object which forces me to have a delegate object which in turn will handle data events. Could someone please clarify the task with a practical example I should contact an https.. blocking the UI. Asynchronously void start Don't forget to set your NSURLConnection's delegate to handle the connection as follows void connection NSURLConnection connection didReceiveResponse NSURLResponse..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now property for uniquely identifying a particular device. Can anyone suggest any ideas how we might handle this problem going forward The suggestion from the documentation is... Special Considerations Do not..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells the compiler that you know what you're.. ignore the warning but it may be dangerous. I've seen Clang go through a few iterations of how it handles return values that aren't assigned to local variables. There's no reason that with ARC enabled that.. if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to handle this as well but doing..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization dictionary but an array id 1 name Aaa id 2 name Bbb This might give you a clear picture of how to handle it NSError e nil NSArray jsonArray NSJSONSerialization JSONObjectWithData data options NSJSONReadingMutableContainers..
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 you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons 95 of code out there ARC is brilliant and there is no reason at all to avoid it provided you can handle the OS version restrictions . For non ARC code you can pass fno objc arc on a file by file basis. Xcode..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder read carefully the audio types documentation otherwise you will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out easily. Finally note that the AVAudioRecorder method deleteRecording as of this writing crashes your application. This is..
How can I animate the movement of a view or image along a curved path? http://stackoverflow.com/questions/1142727/how-can-i-animate-the-movement-of-a-view-or-image-along-a-curved-path along a curve like this iphone objective c ios cocoa touch core animation share improve this question To expand upon what Nikolai said the best way to handle this is to use Core Animation to animate the motion of the image or view along a Bezier path. This is accomplished using a CAKeyframeAnimation. For example I've..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone System to implement file upload to FTP Server Thanks. iphone upload ftp share improve this question I use a PHP Page to post a file to and have PHP handle the uploading.... This code is used to upload a photo but it can be adapted to work with any file. PHP Code php uploaddir 'photos ' file basename _FILES 'userfile'..
http://stackoverflow.com/questions/1424608/nsurlconnection-timeout delegate self startImmediately YES Problem is the website doesn't respond at all. Nothing just spins in browser with blank page no failure. In my delegates I handle the failure but when the site doesn't respond the delegates don't get called. Any ideas on how to timeout the connection iphone timeout nsurlconnection share..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone @implementation ShakingView void motionEnded UIEventSubtype motion withEvent UIEvent event if event.subtype UIEventSubtypeMotionShake Put in code here to handle shake if super respondsToSelector @selector motionEnded withEvent super motionEnded motion withEvent event BOOL canBecomeFirstResponder return YES @end You can..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application question File type handling is new with iPhone OS 3.2 and is different than the already existing custom URL schemes. You can register your application to handle particular document types and any application that uses a document controller can hand off processing of these documents to your own application. For example my.. controller can hand off processing of these documents to your own application. For example my application Molecules for which the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will need to have something like the following.. UTI with the .pdb file extension corresponding to the MIME type chemical x pdb . With this in place your application will be able to handle documents attached to emails or from other applications on the system. In Mail you can tap and hold to bring up a list of applications that can open a particular..
How To Make iPhone App compatible with multiple SDK (firmware) versions http://stackoverflow.com/questions/3027120/how-to-make-iphone-app-compatible-with-multiple-sdk-firmware-versions before calling it. You have to make sure not to call a method that is 5.0 or 4.X only when your app is on a 4.0 device. Of course you have to gracefully handle working on older versions by either using older methods or not supporting particular features that need newer SDK support. NEW w XCode 4.2 To support older devices..
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone HTML on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions iphone html parsing html content..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll or can I use the same one as the primary TableView If I use the same one is it as simple as clearing the FRC cache and then changing the predicate in the handleSearchForTerm searchString method Does the predicate have to contain the initial predicate as well as the search terms or does it remember that it used a predicate.. self fetchRequest release NSError error nil if aFetchedResultsController performFetch error Replace this implementation with code to handle the error appropriately. abort causes the application to generate a crash log and terminate. You should not use this function in a shipping application although..
iOS: how to perform an HTTP POST request? http://stackoverflow.com/questions/5537297/ios-how-to-perform-an-http-post-request development and I'd like to have one of my first applications to perform a HTTP POST request. As far as I can understand I should manage the connection which handles the request via a NSURLConnection object which forces me to have a delegate object which in turn will handle data events. Could someone please clarify the task.. understand I should manage the connection which handles the request via a NSURLConnection object which forces me to have a delegate object which in turn will handle data events. Could someone please clarify the task with a practical example I should contact an https endpoint sending authentication data username and password.. off the synchronous request in a separate thread to avoid blocking the UI. Asynchronously void start Don't forget to set your NSURLConnection's delegate to handle the connection as follows void connection NSURLConnection connection didReceiveResponse NSURLResponse response self.data setLength 0 void connection NSURLConnection..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now Many of our existing apps are tightly dependent on this property for uniquely identifying a particular device. Can anyone suggest any ideas how we might handle this problem going forward The suggestion from the documentation is... Special Considerations Do not use the uniqueIdentifier property. To create a unique identifier..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown pointer that includes all of the details that ARC needs including the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells the compiler that you know what you're doing and not to generate a warning since the pointer types.. or other non objects you could enable compiler features to ignore the warning but it may be dangerous. I've seen Clang go through a few iterations of how it handles return values that aren't assigned to local variables. There's no reason that with ARC enabled that it can't retain and release the object value that's returned.. and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to handle this as well but doing so requires a lot more typing and is also slower so there's..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization share improve this question Your root json object is not a dictionary but an array id 1 name Aaa id 2 name Bbb This might give you a clear picture of how to handle it NSError e nil NSArray jsonArray NSJSONSerialization JSONObjectWithData data options NSJSONReadingMutableContainers error e if jsonArray NSLog @ Error parsing..
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 an array. 1 Create a custom View subclass with any outlets that you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController a UIViewController subclass @property nonatomic retain..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons are great but they're not the #1 selling point of ARC. For 95 of code out there ARC is brilliant and there is no reason at all to avoid it provided you can handle the OS version restrictions . For non ARC code you can pass fno objc arc on a file by file basis. Xcode unfortunately makes this much harder than it should be to..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder otherwise you will never be able to initialize it correctly. One more thing. In the code I am not showing how to handle metering data but you can figure it out easily. Finally note that the AVAudioRecorder method deleteRecording as of this..
How can I animate the movement of a view or image along a curved path? http://stackoverflow.com/questions/1142727/how-can-i-animate-the-movement-of-a-view-or-image-along-a-curved-path c ios cocoa touch core animation share improve this question To expand upon what Nikolai said the best way to handle this is to use Core Animation to animate the motion of the image or view along a Bezier path. This is accomplished using..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone FTP Server Thanks. iphone upload ftp share improve this question I use a PHP Page to post a file to and have PHP handle the uploading.... This code is used to upload a photo but it can be adapted to work with any file. PHP Code php uploaddir..
http://stackoverflow.com/questions/1424608/nsurlconnection-timeout is the website doesn't respond at all. Nothing just spins in browser with blank page no failure. In my delegates I handle the failure but when the site doesn't respond the delegates don't get called. Any ideas on how to timeout the connection..
How do I detect when someone shakes an iPhone? http://stackoverflow.com/questions/150446/how-do-i-detect-when-someone-shakes-an-iphone UIEventSubtype motion withEvent UIEvent event if event.subtype UIEventSubtypeMotionShake Put in code here to handle shake if super respondsToSelector @selector motionEnded withEvent super motionEnded motion withEvent event BOOL canBecomeFirstResponder..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application with iPhone OS 3.2 and is different than the already existing custom URL schemes. You can register your application to handle particular document types and any application that uses a document controller can hand off processing of these documents.. these documents to your own application. For example my application Molecules for which the source code is available handles the .pdb and .pdb.gz file types if received via email or in another supported application. To register support you will.. file extension corresponding to the MIME type chemical x pdb . With this in place your application will be able to handle documents attached to emails or from other applications on the system. In Mail you can tap and hold to bring up a list of..
How To Make iPhone App compatible with multiple SDK (firmware) versions http://stackoverflow.com/questions/3027120/how-to-make-iphone-app-compatible-with-multiple-sdk-firmware-versions sure not to call a method that is 5.0 or 4.X only when your app is on a 4.0 device. Of course you have to gracefully handle working on older versions by either using older methods or not supporting particular features that need newer SDK support...
UIButton inside a view that has a UITapGestureRecognizer http://stackoverflow.com/questions/3344341/uibutton-inside-a-view-that-has-a-uitapgesturerecognizer
parsing HTML on the iPhone [closed] http://stackoverflow.com/questions/405749/parsing-html-on-the-iphone HTML on the iPhone closed Can anyone recommend a C or Objective C library for HTML parsing It needs to handle messy HTML code that won't quite validate. Does such a library exist or am I better off just trying to use regular expressions..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll TableView If I use the same one is it as simple as clearing the FRC cache and then changing the predicate in the handleSearchForTerm searchString method Does the predicate have to contain the initial predicate as well as the search terms or.. release NSError error nil if aFetchedResultsController performFetch error Replace this implementation with code to handle the error appropriately. abort causes the application to generate a crash log and terminate. You should not use this function..
iOS: how to perform an HTTP POST request? http://stackoverflow.com/questions/5537297/ios-how-to-perform-an-http-post-request my first applications to perform a HTTP POST request. As far as I can understand I should manage the connection which handles the request via a NSURLConnection object which forces me to have a delegate object which in turn will handle data events... which handles the request via a NSURLConnection object which forces me to have a delegate object which in turn will handle data events. Could someone please clarify the task with a practical example I should contact an https endpoint sending authentication.. thread to avoid blocking the UI. Asynchronously void start Don't forget to set your NSURLConnection's delegate to handle the connection as follows void connection NSURLConnection connection didReceiveResponse NSURLResponse response self.data..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now dependent on this property for uniquely identifying a particular device. Can anyone suggest any ideas how we might handle this problem going forward The suggestion from the documentation is... Special Considerations Do not use the uniqueIdentifier..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown that ARC needs including the two implicit hidden arguments self and _cmd of every Objective C method call . This is handled in the third line the void on the right hand side simply tells the compiler that you know what you're doing and not to.. compiler features to ignore the warning but it may be dangerous. I've seen Clang go through a few iterations of how it handles return values that aren't assigned to local variables. There's no reason that with ARC enabled that it can't retain and.. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to handle this as well but doing so requires a lot..
How to use NSJSONSerialization http://stackoverflow.com/questions/8356842/how-to-use-nsjsonserialization json object is not a dictionary but an array id 1 name Aaa id 2 name Bbb This might give you a clear picture of how to handle it NSError e nil NSArray jsonArray NSJSONSerialization JSONObjectWithData data options NSJSONReadingMutableContainers error..
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 with any outlets that you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController a UIViewController..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons point of ARC. For 95 of code out there ARC is brilliant and there is no reason at all to avoid it provided you can handle the OS version restrictions . For non ARC code you can pass fno objc arc on a file by file basis. Xcode unfortunately makes..
What do I have to do to get Core Data to automatically migrate models? http://stackoverflow.com/questions/1018155/what-do-i-have-to-do-to-get-core-data-to-automatically-migrate-models addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options error error Handle error NSLog @ Problem with PersistentStoreCoordinator @ error Then you need to do a little trick in xCode Select your xcdatamodel..
I keep on getting “save operation failure” after any change on my XCode Data Model http://stackoverflow.com/questions/1091228/i-keep-on-getting-save-operation-failure-after-any-change-on-my-xcode-data-mod setValue @ My Repeating String forKey @ evaluationTopic Save the context. NSError error if context save error Handle the error... self.tableView reloadData This worked perfectly fine and by pushing the button a new My Repeating String would.. setValue @ My even new string forKey @ evaluationSpeechTopic Save the context. NSError error if context save error Handle the error... self.tableView reloadData This does not work though Every time I want to add a row the simulator crashes and..
How to integrate Facebook in iOS 6 using SLRequest? http://stackoverflow.com/questions/12757449/how-to-integrate-facebook-in-ios-6-using-slrequest accounts accountStore accountsWithAccountType facebookAccountType facebookAccount accounts lastObject else Handle Failure NSDictionary parameters @ @ message @ My first iOS 6 Facebook posting NSURL feedURL NSURL URLWithString @ https.. URL feedURL parameters parameters feedRequest.account facebookAccount feedRequest performRequestWithHandler ^ NSData responseData NSHTTPURLResponse urlResponse NSError error Handle response I hope this helps someone. iphone.. feedRequest performRequestWithHandler ^ NSData responseData NSHTTPURLResponse urlResponse NSError error Handle response I hope this helps someone. iphone facebook ios6 share improve this question I have a write up on how to use..
iphone Core Data Unresolved error while saving http://stackoverflow.com/questions/1283960/iphone-core-data-unresolved-error-while-saving that generates the error is IBAction saveAction id sender NSError error if self managedObjectContext save error Handle error NSLog @ Unresolved error @ @ @ error error userInfo error localizedDescription exit 1 Fail any idea for the reason..
Implementation of “Automatic Lightweight Migration” for Core Data (iPhone) http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone addPersistentStoreWithType #Store type# configuration #Configuration or nil# URL storeURL options options error error Handle the error. My NSPersistentStoreCoordinator is initialized in this way NSPersistentStoreCoordinator persistentStoreCoordinator.. addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options error error Handle error return persistentStoreCoordinator 2. Version your Data Model and Edit the new file. Select your xcdatamodel file Design..
UITableView Core Data reordering http://stackoverflow.com/questions/2360938/uitableview-core-data-reordering managedObjectContext executeFetchRequest request error error mutableCopy if mutableFetchResults nil Handle the error. request release return mutableFetchResults Now that you have your data you can now wait for the user to edit..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application key CFBundleTypeName key string Molecules Structure File string key CFBundleTypeRole key string Viewer string key LSHandlerRank key string Owner string key LSItemContentTypes key array string com.sunsetlakesoftware.molecules.pdb string string..
How can I send mail from an iPhone application http://stackoverflow.com/questions/310946/how-can-i-send-mail-from-an-iphone-application
How do you get the touchesBegan coordinates when a UIButton is triggered? http://stackoverflow.com/questions/4506584/how-do-you-get-the-touchesbegan-coordinates-when-a-uibutton-is-triggered self action @selector dragEnded withEvent forControlEvents UIControlEventTouchUpInside UIControlEventTouchUpOutside Handle the events as the following you can get the touch point from the event ev as below void dragBegan UIControl c withEvent..
Extract iPod Library raw PCM samples and play with sound effects http://stackoverflow.com/questions/4796643/extract-ipod-library-raw-pcm-samples-and-play-with-sound-effects if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown Something went wrong. Handle it. if reader.status AVAssetReaderStatusCompleted You're done. It worked. reader release return fullSongData autorelease..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader nil if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown Something went wrong. Handle it. if reader.status AVAssetReaderStatusCompleted You're done. It worked. NSLog @ rendering output graphics using normalizeMax..
iOS: how to perform an HTTP POST request? http://stackoverflow.com/questions/5537297/ios-how-to-perform-an-http-post-request NSString alloc initWithData self.data encoding NSUTF8StringEncoding Do anything you want with it responseText release Handle basic authentication challenge if needed void connection NSURLConnection connection didReceiveAuthenticationChallenge NSURLAuthenticationChallenge..
Save An Image To Application Documents Folder From UIView On IOS http://stackoverflow.com/questions/6821517/save-an-image-to-application-documents-folder-from-uiview-on-ios same action a save button I'm using to save the text in the UITextFields. Here's how I'm saving my UITextField info Handle Save Button void save Get Info From UI self.referringObject setValue self.myInfo.text forKey @ myInfo Like I said earlier..
http://stackoverflow.com/questions/7844326/coredata-error-driving-me-crazy-coredata-serious-application-error-an-excep get a point to the master database context NSManagedObjectContext context self managedObjectContext if context Handle the error. create tab bar controller and array to hold each of the tab based view controllers that will appear as icons..
http://stackoverflow.com/questions/8706828/application-windows-are-expected-to-have-a-root-view-controller-at-the-end-of-a initWithNibName @ RootViewController bundle nil NSManagedObjectContext context self managedObjectContext if context Handle the error. rootViewController.managedObjectContext context UINavigationController aNavigationController UINavigationController..
How to download a text file with iPhone SDK? http://stackoverflow.com/questions/2308159/how-to-download-a-text-file-with-iphone-sdk myTxtFile NSString stringWithContentsOfURL NSURL URLWithString url encoding NSUTF8StringEncoding error err if err nil HANDLE ERROR HERE Then to save it you can use NSUserDefaults standardUserDefaults setObject myTxtFile forKey @ MyFile And to retrieve..
Push notification and view button action[iphone sdk APNS] http://stackoverflow.com/questions/4313406/push-notification-and-view-button-actioniphone-sdk-apns objectForKey @ sound NSLog @ Received Push Sound @ sound AudioServicesPlaySystemSound kSystemSoundID_Vibrate APNS HANDLE UIApplicationState state application applicationState if state UIApplicationStateActive NSLog @ It is in active state application.applicationIconBadgeNumber..
How can I do a search for video on youtube in my iPhone app? http://stackoverflow.com/questions/5067354/how-can-i-do-a-search-for-video-on-youtube-in-my-iphone-app NSString myYouTubeData NSString stringWithContentsOfURL url encoding NSUTF8StringEncoding error err if err.code 0 HANDLE ERROR HERE Do Something with myYouTubeData here You will need to parse the myYouTubeData string that you get back. The complete..
iPhone: Handle two(or multiple) responses for two requests in the same delegate http://stackoverflow.com/questions/9237842/iphone-handle-twoor-multiple-responses-for-two-requests-in-the-same-delegate NSURLConnection connection NSData responseData NSData alloc initWithData appendData HOW CAN WE HANDLE TWO RESPONSES FOR TWO REQUEST in the same Delegate if responseData doing something Class B ServerConnection NSURLConnection.. NSURLConnection connection NSData responseData NSData alloc initWithData appendData HOW CAN WE HANDLE TWO RESPONSES FOR TWO REQUEST in the same Delegate if responseData if connection.tag 1 return self share improve this..
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