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2014/10/15 ¤U¤È 10:11:15
iphone Programming Glossary: managedUIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos so we're stuck for sure no EXIF info will be given through this interface. FINAL UPDATE Ok I managed to get it working at least to geotag properly pictures returned by the picker. Before triggering the..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone so want to figure out preferred approach. After browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading..
Where to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application the application delegate. Importantly however as all the examples show the stack principally the managed object context is not retrieved directly from the stack . Instead the context is passed to the first.. stack . Instead the context is passed to the first view controller and from them on a context or a managed object is passed from one view controller to the next as described in Accessing the Core Data Stack.. The typical role of the singleton as described here is as a model controller. With Core Data the managed object context is already a model controller. It also gives you the ability to access other parts of..
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator.. CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain.. persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property..
UUID mismatch detected with the loaded library http://stackoverflow.com/questions/215252/uuid-mismatch-detected-with-the-loaded-library Developer SDKs iPhoneOS2.1.sdk usr lib liblockdown.dylib Anyone has this issue and managed to resolve the warning iphone objective c cocoa touch share improve this question Uninstalling..
Any way to pre populate core data? http://stackoverflow.com/questions/2230354/any-way-to-pre-populate-core-data app using the same object model as your List app. Write a few lines of code to save the default managed objects you want to the store. Then run that app in the simulator. Now go to ~ Library Application Support..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble together this code. It's missing the code for two of the corners. If you read the code you..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick so it may have an error.. may have an error or two The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext.. The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext moc And the implementation..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions from the navigation stack of this controller auto rotations of controllers on that stack will be managed correctly. Modal controllers presented via presentModalViewController animated from any of the view..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started Java and C# tutorials Head Start C# book and my wife's intro to OOP course that used Java I have managed to display a 3D textured model and spin it using a tutorial in C# I got off the net I didn't just copy..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample the file or directory locally in your app sandbox. While in use the file or directory must be managed by a file presenter such as a UIDocument object. Use the URLForUbiquityContainerIdentifier method to..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook the google client sdk provided by google but it is much easier to show a webview for user login. I managed to get the people list from google plus. The steps are same as for getting the access token as in foursquare...
UIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos from a photo A UIImage does not encapsulate the meta information so we're stuck for sure no EXIF info will be given through this interface. FINAL UPDATE Ok I managed to get it working at least to geotag properly pictures returned by the picker. Before triggering the UIImagePickerController it's up to you to use the CLLocationManager..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone that uploads file to FTP Server. I am new in iPhone development so want to figure out preferred approach. After browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading System that uses NSURL etc which are Objective C based...
Where to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application productive. The Core Data stack happens to be created by the application delegate. Importantly however as all the examples show the stack principally the managed object context is not retrieved directly from the stack . Instead the context is passed to the first view controller and from them on a context or a managed object.. managed object context is not retrieved directly from the stack . Instead the context is passed to the first view controller and from them on a context or a managed object is passed from one view controller to the next as described in Accessing the Core Data Stack . This follows the basic pattern for iPhone all applications.. or a model controller from one view controller to the next. The typical role of the singleton as described here is as a model controller. With Core Data the managed object context is already a model controller. It also gives you the ability to access other parts of the stack if needs be. Moreover in some situations as described..
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project the Core Data Framework to the target right click on my project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel.. click on my project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic.. managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic retain readonly NSPersistentStoreCoordinator persistentStoreCoordinator..
UUID mismatch detected with the loaded library http://stackoverflow.com/questions/215252/uuid-mismatch-detected-with-the-loaded-library uuid mismatch with loaded file file Developer Platforms iPhoneOS.platform Developer SDKs iPhoneOS2.1.sdk usr lib liblockdown.dylib Anyone has this issue and managed to resolve the warning iphone objective c cocoa touch share improve this question Uninstalling and reinstalling both the iOS on the device and the SDK did..
Any way to pre populate core data? http://stackoverflow.com/questions/2230354/any-way-to-pre-populate-core-data SQL knowledge Create a quick Core Data iPhone app Or even Mac app using the same object model as your List app. Write a few lines of code to save the default managed objects you want to the store. Then run that app in the simulator. Now go to ~ Library Application Support iPhone Simulator User Applications. Find your application..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble together this code. It's missing the code for two of the corners. If you read the code you can see how I implemented this by deleting some of the CGContextAddArc..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone library to use I personally like TouchJSON but several others out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick so it may have an error or two The methods you call are NSString jsonStructureFromManagedObjects.. for the conversion. I wrote this real quick so it may have an error or two The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext moc And the implementation is as follows NSDictionary.. I wrote this real quick so it may have an error or two The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext moc And the implementation is as follows NSDictionary dataStructureFromManagedObject..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions hidden Tab Bar is used. If all other views are pushed popped from the navigation stack of this controller auto rotations of controllers on that stack will be managed correctly. Modal controllers presented via presentModalViewController animated from any of the view controllers on the UINavigationController 's navigation stack..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started of object oriented programming from going through simple Java and C# tutorials Head Start C# book and my wife's intro to OOP course that used Java I have managed to display a 3D textured model and spin it using a tutorial in C# I got off the net I didn't just copy and paste I understand basically how it works and the XNA..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample directory. To move a file or directory to iCloud Create the file or directory locally in your app sandbox. While in use the file or directory must be managed by a file presenter such as a UIDocument object. Use the URLForUbiquityContainerIdentifier method to retrieve a URL for the iCloud container directory in which..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook plus. https developers.google.com api Also you can use the google client sdk provided by google but it is much easier to show a webview for user login. I managed to get the people list from google plus. The steps are same as for getting the access token as in foursquare. Just with some small changes. in viewdidload method...
UIImagePickerController and extracting EXIF data from existing photos http://stackoverflow.com/questions/1238838/uiimagepickercontroller-and-extracting-exif-data-from-existing-photos the meta information so we're stuck for sure no EXIF info will be given through this interface. FINAL UPDATE Ok I managed to get it working at least to geotag properly pictures returned by the picker. Before triggering the UIImagePickerController..
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone new in iPhone development so want to figure out preferred approach. After browsing available API for this task I have managed to find only code that uses CFNetwork that looks like not Objective C based . There is also URL Loading System that uses..
Where to place the “Core Data Stack” in a Cocoa/Cocoa Touch application http://stackoverflow.com/questions/1267520/where-to-place-the-core-data-stack-in-a-cocoa-cocoa-touch-application to be created by the application delegate. Importantly however as all the examples show the stack principally the managed object context is not retrieved directly from the stack . Instead the context is passed to the first view controller and.. directly from the stack . Instead the context is passed to the first view controller and from them on a context or a managed object is passed from one view controller to the next as described in Accessing the Core Data Stack . This follows the basic.. to the next. The typical role of the singleton as described here is as a model controller. With Core Data the managed object context is already a model controller. It also gives you the ability to access other parts of the stack if needs..
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project click on my project under Targets Add Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property.. Existing Frameworks CoreData.framework . My header file NSManagedObjectModel managedObjectModel NSManagedObjectContext managedObjectContext NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel.. NSPersistentStoreCoordinator persistentStoreCoordinator ... @property nonatomic retain readonly NSManagedObjectModel managedObjectModel @property nonatomic retain readonly NSManagedObjectContext managedObjectContext @property nonatomic retain readonly..
UUID mismatch detected with the loaded library http://stackoverflow.com/questions/215252/uuid-mismatch-detected-with-the-loaded-library Platforms iPhoneOS.platform Developer SDKs iPhoneOS2.1.sdk usr lib liblockdown.dylib Anyone has this issue and managed to resolve the warning iphone objective c cocoa touch share improve this question Uninstalling and reinstalling both..
Any way to pre populate core data? http://stackoverflow.com/questions/2230354/any-way-to-pre-populate-core-data iPhone app Or even Mac app using the same object model as your List app. Write a few lines of code to save the default managed objects you want to the store. Then run that app in the simulator. Now go to ~ Library Application Support iPhone Simulator..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble together this code. It's missing the code for two of the corners. If you read the code you can see how I implemented..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone but several others out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick so it may have an error or two The methods.. real quick so it may have an error or two The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext moc And the.. have an error or two The methods you call are NSString jsonStructureFromManagedObjects NSArray managedObjects NSArray managedObjectsFromJSONStructure NSString json withManagedObjectContext NSManagedObjectContext moc And the implementation is as follows..
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions are pushed popped from the navigation stack of this controller auto rotations of controllers on that stack will be managed correctly. Modal controllers presented via presentModalViewController animated from any of the view controllers on the UINavigationController..
Want to display a 3D model on the iPhone: how to get started? http://stackoverflow.com/questions/413919/want-to-display-a-3d-model-on-the-iphone-how-to-get-started going through simple Java and C# tutorials Head Start C# book and my wife's intro to OOP course that used Java I have managed to display a 3D textured model and spin it using a tutorial in C# I got off the net I didn't just copy and paste I understand..
Creating a JSON Store For iPhone http://stackoverflow.com/questions/5237943/creating-a-json-store-for-iphone object oriented design of an iOS MacOS app. 3 As the data grows more complex Core Data quickly becomes superior. The managed part of managed objects manages complexity in relationships and behaviors. With collections or SQL you have manually manage.. design of an iOS MacOS app. 3 As the data grows more complex Core Data quickly becomes superior. The managed part of managed objects manages complexity in relationships and behaviors. With collections or SQL you have manually manage complexity and.. 100's of entities and then use a mapper to import the JSON into it. Do you mean actual abstract entities here or just managed objects Remember entities are to managed objects what classes are to instances. If the former then yes Core Data will be..
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 get a grasp on it. For the first time in my life I've wanted to cause physical harm to an inanimate object but I've managed to restrain myself. I'd like to be able to save the image the user places into the UIImageView in the application's documents..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample to iCloud Create the file or directory locally in your app sandbox. While in use the file or directory must be managed by a file presenter such as a UIDocument object. Use the URLForUbiquityContainerIdentifier method to retrieve a URL for..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook Also you can use the google client sdk provided by google but it is much easier to show a webview for user login. I managed to get the people list from google plus. The steps are same as for getting the access token as in foursquare. Just with..
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 nil NSError error _persistentStoreCoordinator NSPersistentStoreCoordinator alloc initWithManagedObjectModel self managedObjectModel if _persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration.. 15 07 2011 Thanks to @ rockstarberlin for pointing out there is updated documentation at apple Xcode 4 Setting a Managed Object Model ™s Current Version Update 8 19 2013 better link https developer.apple.com library ios documentation cocoa Conceptual..
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 a fresh string void insertNewObject Create a new instance of the entity managed by the fetched results controller. NSManagedObjectContext context fetchedResultsController managedObjectContext NSEntityDescription entity fetchedResultsController fetchRequest.. managedObjectContext NSEntityDescription entity fetchedResultsController fetchRequest entity NSManagedObject newManagedObject NSEntityDescription insertNewObjectForEntityForName entity name inManagedObjectContext context If.. managedObjectContext NSEntityDescription entity fetchedResultsController fetchRequest entity NSManagedObject newManagedObject NSEntityDescription insertNewObjectForEntityForName entity name inManagedObjectContext context If appropriate configure..
Adding core data to my iPhone app http://stackoverflow.com/questions/1190139/adding-core-data-to-my-iphone-app I want to experiment with implementing Core Data to one of my small iPhone apps. How do I do this Subclassing from NSManagedObject and make a Managed Object Model I know that there is more to it but I havent found anything on google og apples site... implementing Core Data to one of my small iPhone apps. How do I do this Subclassing from NSManagedObject and make a Managed Object Model I know that there is more to it but I havent found anything on google og apples site. Maybe Im looking in wrong..
Core Data Migration Across Multiple Version Upgrades http://stackoverflow.com/questions/1557344/core-data-migration-across-multiple-version-upgrades I have an iPhone app that uses Core Data. I did an update and used Lightweight Migration to go from V1 to V2 of my MOM Managed Object Model . This worked perfectly. What happens when I want to go to V3 and beyond of my MOM If I decide to continue..
Primary Key behaviour in Core Data iPhone http://stackoverflow.com/questions/1710526/primary-key-behaviour-in-core-data-iphone NSFetchRequest request NSFetchRequest alloc init request setEntity NSEntityDescription entityForName @ Story inManagedObjectContext context request setPredicate NSPredicate predicateWithFormat @ primaryKey d primaryKey NSUInteger count context.. NSUInteger count context countForFetchRequest request error nil request release if count 0 continue Insert data in Managed Object Context Method Two does what you proposed cache the keys in an array and check it instead of going to the source.. source NSFetchRequest request NSFetchRequest alloc init request setEntity NSEntityDescription entityForName @ Story inManagedObjectContext context NSArray allStories context countForFetchRequest request error nil request release NSMutableArray allPrimaryKeys..
insertNewObjectForEntityForName: http://stackoverflow.com/questions/1780929/insertnewobjectforentityforname go to write a line of code like Person person Person NSEntityDescription insertNewObjectForEntityForName @ Person inManagedObjectContext managedObjectContext And I get Terminating app due to uncaught exception 'NSInternalInconsistencyException'.. app due to uncaught exception 'NSInternalInconsistencyException' reason ' entityForName could not locate an NSManagedObjectModel for entity name 'Person'' I followed the Location example exactly though step for step I believe but I think.. didn't set up the MOC is almost certainly the problem. Most specifically it means you're probably not loading your MOM Managed Object Model that defines Person. Somewhere in your code you should have something like this managedObjectModel NSManagedObjectModel..
http://stackoverflow.com/questions/2009399/cryptic-error-from-core-data-nsinvalidargumentexception-reason-referencedata6 only defined for abstract class I'm doing an iPhone app that reads data from XML file turn them into Core Data Managed Objects and save them. The application is working fine mostly on smaller data set XML that contains ~150 objects. I said.. Here's the guidelines I followed to fix it I parse XML data in a thread. On launching said thread create a new NSManagedObjectContext using the same persistent store coordinator as your main thread's NSManagedObjectContext. Any new objects you.. said thread create a new NSManagedObjectContext using the same persistent store coordinator as your main thread's NSManagedObjectContext. Any new objects you make in your thread should be made for the thread's NSManagedObjectContext. If you have..
http://stackoverflow.com/questions/3077444/how-to-sync-coredata-and-a-rest-web-service-asynchronously-and-the-same-time-pro Core Resource happens to issue all of its requests to the server when you call BOOL save NSError error on your Managed Object Context and therefore is able to provide a correct NSError instance of the underlying requests to the server fail.. calls intact and doesn't introduce any additional waiting time for the client thread. It merely watches out for the NSManagedObjectContextDidSaveNotification and then issues the corresponding requests to the server in the notification handler. But.. NetworkOperationDelegate void operation NSOperation op willSendRequest NSURLRequest request forChangedEntityWithId NSManagedObjectID entity void operation NSOperation op didSuccessfullySendRequest NSURLRequest request forChangedEntityWithId NSManagedObjectID..
Passing managedObjectContext along to view/controller hierarchy http://stackoverflow.com/questions/3174610/passing-managedobjectcontext-along-to-view-controller-hierarchy managedObjectContext along to view controller hierarchy Managed object context in most cases created in application delegate. What are the ways of passing it along to view controller hierarchy.. design is to do a dependency injection. This means that when you create a UIViewController you pass in the NSManagedObjectContext via a property. If the UIViewController only needs a single or set of NSManagedObject instances then you would.. you pass in the NSManagedObjectContext via a property. If the UIViewController only needs a single or set of NSManagedObject instances then you would just hand those in via properties. This design is more flexible and allows for greater reuse..
get NSDate into titleForHeaderInSection from another ViewController http://stackoverflow.com/questions/8258735/get-nsdate-into-titleforheaderinsection-from-another-viewcontroller calendar and the second one is a UIView with a tableView I'm trying to display the selected date from the firstView. Managed to get the selected date inside ViewDidLoad method of my secondView. How I add my NSDate to my NSString tableView UITableView..
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