Recent questions tagged objective

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

objective c - Create a UIImage with a URL in iOS

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684 views 1 answer

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

objective c - iPhone - Differences among time zone convenience methods

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331 views 1 answer

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

objective c - Can multiple (two) persistent stores be used with one object model, while maintaining relations from one to the other?

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403 views 1 answer

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

objective c - Difference between Category and Class Extension?

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419 views 1 answer

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

objective c - Code signing is required for product type Unit Test Bundle in SDK iOS 8.0

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407 views 1 answer

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

objective c - Which is threadsafe atomic or non atomic?

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292 views 1 answer

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

objective c - Why does an NSInteger variable have to be cast to long when used as a format argument?

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563 views 1 answer

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

objective c - dispatch_get_global_queue vs dispatch_get_main_queue

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320 views 1 answer

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

objective c - sizeWithFont method is deprecated. boundingRectWithSize returns an unexpected value

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381 views 1 answer

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

objective c - NSHTTPCookieStorage state not saved on app exit. Any definitive knowledge/documentation out there?

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362 views 1 answer

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

objective c - iOS 9 “fbauth2” missing from Info.plist

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543 views 1 answer

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

objective c - Converting NSString to NSDictionary / JSON

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529 views 1 answer

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

objective c - What's the difference between 'weak' and 'assign' in delegate property declaration

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410 views 1 answer

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

objective c - Reading PDF files as string through iPhone application

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278 views 1 answer

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

objective c - How to check for local Wi-Fi (not just cellular connection) using iPhone SDK?

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488 views 1 answer

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

objective c - How to customize FBLoginVIew?

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342 views 1 answer

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

objective c - Why do nil / NULL blocks cause bus errors when run?

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289 views 1 answer

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

objective c - How to localize an iOS storyboard

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321 views 1 answer

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

objective c - Find locale currency for iphone programmatically

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507 views 1 answer

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

objective c - Using a BOOL property

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720 views 1 answer

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

objective c - "FOUNDATION_EXPORT" vs "extern"

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405 views 1 answer

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

objective c - Detecting heart rate using the camera

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422 views 1 answer

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

objective c - How can I draw an arrow using Core Graphics?

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427 views 1 answer

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

objective c - Best way to make NSRunLoop wait for a flag to be set?

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450 views 1 answer

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

objective c - How to set a conditional breakpoint in Xcode based on an object string property?

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530 views 1 answer

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

objective c - WaveForm on IOS

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429 views 1 answer

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

objective c - How programmatically move a UIScrollView to focus in a control above keyboard?

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563 views 1 answer

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

objective c - Class extension vs class category

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536 views 1 answer

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