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ios - Using Core Plot 2 in an Xcode 5 project
    I'm using the instructions here to integrate Core Plot into my iOS Xcode 5 project and am having no end ... project incorrectly into my project? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
ios - HSV Color ranges table
    I'm developing an App in which children need to find certain colors using a certain target dot on the camera ... done this already sometime!? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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344 views
1 answer
ios - How to transfer a UIImage using Watch Connectivity
    How can I transfer an UIImage over WatchConnecitivity from the iPhone to the Apple Watch with no user interaction on ... phone from the watch? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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441 views
1 answer
ios - NSNumberformatter add extra zero
    I'm looking for a way to display "1" as "01", so basically everything below 10 should have a ... be possible with NSNumberformatter right? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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560 views
1 answer
ios - Does CTCarrier mobileNetworkCode change when roaming?
    The documentation states for CTCarrier's carrierName "The value does not change if the user is roaming; it ... like to avoid geolocating. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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412 views
1 answer
ios - Get Camera Preview to AVCaptureVideoPreviewLayer
    I was trying to get the camera input to show on a preview layer view. self.cameraPreviewView is ... ; [session startRunning]; See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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469 views
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ios - constrain view.bottom to superview.bottom not bottomLayoutGuide in storyboard
    In interface builder it only gives me the option of constraining my sub view to the bottom layout guide, not ... not the bottom layout guide. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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322 views
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ios - Swift does not support the SDK 'iPhoneSimulator9.3.sdk'?
    I have just installed the xcode 8.0 and upgrade my project to swift 3. I was using swift 2.2 and xcode 7 ... /bin/swiftc failed with exit code 1 See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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526 views
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ios - Custom SKSpriteNode not detected during touch
    In learning SpriteKit, I am trying to make a small adventure game. I am creating a hero, and adding it to ... subclass of it. Any suggestions? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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431 views
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ios - UIViews ending up beneath tab bar
    In my app, I aligned a label the standard amount from the bottomLayoutGuide using autolayout. When the app first ... . Thanks for your help! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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409 views
1 answer
ios - Wait for all Operations in queue to finish before performing task
    I have an Operation subclass and Operation queue with maxConcurrentOperationCount = 1. This performs my operations in a ... / do stuff here } See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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491 views
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ios - Swift return data from URLSession
    I cannot return data from my HTTPrequest and I can't get completion handlers to work either. So please assist me ... this point I'm clueless... See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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536 views
1 answer
ios - OpenGL ES 2.0 render to texture
    I'm trying to render to a texture using OpenGL ES 2.0, but I can't seem to make it work. This is how ... problem is isolated to the code above. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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316 views
1 answer
ios - Querying Firebase with Swift 3.0
    I am trying to get all the entries where createdAt is equal to Today, but it returns nothing. What am I doing ... as! FIRDataSnapshot).key) } }) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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455 views
1 answer
ios - Auto Layout constraint change does not animate
    I was learning the auto layout with animations from the tutorial http://weblog.invasivecode.com/post/ ... UIView Auto Layout Animation See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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403 views
1 answer
ios - Why the huge difference between XCode & instruments memory usage, and is it ok?
    I'm using XCode 7.0 with iOS 9.0 SDK & ARC, all profiling/testing done on an iPhone 5S with iOS 9. ... ... XCODE MEMORY USAGE 236 MB INSTRUMENTS See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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289 views
1 answer
ios - Face ID evaluation process not working properly
    I'm trying to get if Face ID or Touch ID succeeded in the function below func authenticate() -> Bool{ let ... person was watching, thank you. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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778 views
1 answer
ios - CallKit:No sound when I use WebRTC
    Our project uses WebRTC for VOIP calls and it works fine before accessing the CallKit framework. But when I tried ... me, thank you very much! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
353 views
1 answer
ios - How to generate Unique ID of device for iPhone/iPad using Objective-c
    I wanted to know that How to generate Unique ID of device for iPhone/iPad using Objective-c so that once ... I launched it on simulator . See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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341 views
1 answer
ios - Can I build my own networking framework (which is dependent on AFNetworking) as a watchOS2 framework?
    I've been trying to modify my project to support WatchOS2 architecture. Currently I have a networking framework that ... inside my watch app? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
389 views
1 answer
ios - How to force or disable interface orientation for some but not all UIViewController?
    I have an app with 9-10 screens. I embedded a UINavigationController into my view controller. I have few ... orientation to stick to Portrait? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
307 views
1 answer
ios - HTTP Authentication in iPhone
    I am hoping someone can help me with a question i have relating to Authentication in Xcode Basically i have a ... credentials. Can any1 Help? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
256 views
1 answer
ios - Core Data - Default Migration ( Manual )
    i've read all possible blogs and SO post on the subject - but still not sure what's going on. I've also read ... it - i didn't see any issues. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
317 views
1 answer
ios - Using Core Plot 2 in an Xcode 5 project
    I'm using the instructions here to integrate Core Plot into my iOS Xcode 5 project and am having no end ... project incorrectly into my project? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
339 views
1 answer
ios - HSV Color ranges table
    I'm developing an App in which children need to find certain colors using a certain target dot on the camera ... done this already sometime!? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
305 views
1 answer
ios - How to transfer a UIImage using Watch Connectivity
    How can I transfer an UIImage over WatchConnecitivity from the iPhone to the Apple Watch with no user interaction on ... phone from the watch? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
343 views
1 answer
ios - NSNumberformatter add extra zero
    I'm looking for a way to display "1" as "01", so basically everything below 10 should have a ... be possible with NSNumberformatter right? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
360 views
1 answer
ios - Does CTCarrier mobileNetworkCode change when roaming?
    The documentation states for CTCarrier's carrierName "The value does not change if the user is roaming; it ... like to avoid geolocating. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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