Recent articles tagged objective

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objective c - UISlider that snaps to a fixed number of steps (like Text Size in the iOS 7 Settings app)

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - How do you schedule a block to run on the next run loop iteration?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - How to do a native "Pulse effect" animation on a UIButton - iOS

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - What does Apple mean when they say that a NSManagedObjectContext is owned by the thread or queue that created it?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Is there a way for Interface Builder to render IBDesignable views which don't override drawRect:

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Screen size of iPhone 5

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - IBOutlet properties does not update when using prepareForSegue method

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Map view annotations with different pin colors

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 772 views

objective c - How to Get time difference in iPhone

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - @property and @synthesize

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Can we invite people to use our app or send friend request from the app via Facebook in iOS 5?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 762 views

objective c - iOS 8 UIActivityViewController and UIAlertController button text color uses window's tintColor

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 820 views

objective c - How do I set up a NSPredicate to look for objects that have a nil attribute

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Dot Notation vs Method Notation

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Sort NSArray of custom objects based on sorting of another NSArray of strings

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - How to convert Hex to Binary iphone

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Compare two arrays with the same value but with a different order

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 696 views

objective c - Assigning an existing CGColor to a CGColor property works in iOS Simulator, not iOS device. Why?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - NSPrivateQueueConcurrencyType Not saving properly

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 627 views

objective c - isMemberOfClass returns no when ViewController is instantiated from UIStoryboard

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 553 views

objective c - Recognize Black patterns appearing on the four corners of the image ios using opencv or some other technique

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Manually loading a different localized nib in iOs

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - insertNewObjectForEntityForName:

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - How can I get a hex string from UIColor or from rgb

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 538 views

objective c - Delivery report of sending remote push notifications using APNS - IOS

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 769 views

objective c - How do I get word wrap information with the new iOS 7 APIs?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 reply 563 views

objective c - iOS automatically add hyphen in text field

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Iphone : How to Display Document Directory images in Image View?

posted Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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