Recent questions tagged objective

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objective c - Google maps iOS sdk get tapped overlay coordinates

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - Call a function in AppDelegate?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - Handling multiple UISwitch controls in a table view without using tag property

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - NSCollectionView does not scroll items past initial visible rect

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

objective c - Reference to ' ' is ambigous error in Xcode

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

objective c - Use of beginAnimations discouraged

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - Play/Pause and Elapsed Time not updating in iOS command center properly

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

objective c - Storing email in keychain impossible (KeychainItemWrapper)

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 942 views

objective c - How to get iPhone contacts in iPhone application

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - How to render a radial gradient onto a new UIImage on an iphone

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

objective c - dismissing the keyboard from a UITextField,UITextView as a subview of UIScrollView?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

objective c - didFinishLoadForFrame doesn't work

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 880 views

objective c - Fetch aggregate data from NSManagedObject using another expression as argument to sum: expression

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 795 views

objective c - Should I prefer to use literal syntax or constructors for creating dictionaries and arrays?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 953 views

objective c - Reliable access and modify captured camera frames under SceneKit

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 975 views

objective c - Sorting in nsmutable array

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 906 views

objective c - UILabel stops animations

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.3k views

objective c - How to use UINavigationBarAppearance in iOS 13

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 966 views

objective c - Scaning static UIImage using ios ZBar SDK

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - How to write Int32 to NSOutputStream in Swift

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

objective c - Apple Mach-O Linker Error when using Google Maps SDK for IOS

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - Core Data migration fails for to-one relationship

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

objective c - Weak property not zeroing using ARC

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 981 views

objective c - Why does NSAssert break in main instead of in the code that call the assertion

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.3k views

objective c - Could not localize iOS app bundle display name

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 837 views

objective c - Float variables assigned value from line above

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 932 views

objective c - iPhone app crash [__NSCFString objectForKey:] unrecognized selector sent to instance

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 993 views

objective c - addObject replaces previous object in NSMutableArray

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 961 views

objective c - strange GDB error unable to trace

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 872 views

objective c - Editing bounds of UIView when presenting hides keyboard in iOS 8

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 978 views

objective c - Show activity indicator during application launch

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 994 views

objective c - TapkuLibrary.h not found on archive

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 795 views

objective c - GCM push notification to iOS with content_available (not working to invoke from inactive state)

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 940 views

objective c - Align Toolbar Item to split view content unsing Auto Layout Constraints

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1 answer 1.1k views

objective c - Nested GLKView and GLKViewController

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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