Recent questions tagged IOS

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ios - Save and retrieve value via KeyChain

I'm trying to store an Integer and retrieve it using KeyChain. This is how I save it: func ... the variables but without success. See Question&Answers more detail:os...

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

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373 views

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ios - AutoLayout, Unable to simultaneously satisfy constraints

Just started learning iOS AutoLayout, Interface builder very straight forward, but when I try to archive the same thing ... I work on iOS8 SDK See Question&Answers more detail:os...

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

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600 views

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ios - How to make UIView animation sequence repeat and autoreverse

How to make this complex animation repeat and autoreverse? Is there any way to add options UIViewAnimationOptionAutoreverse | ... :nil]; }]; See Question&Answers more detail:os...

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

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132 views

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ios - Steps to create and edit a plist file in Xcode

I want to add key pair values in plist. I dont know how to add the .plist file in XCode. Simply i want ... key,values in it. Thanks in advance. See Question&Answers more detail:os...

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

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394 views

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ios - How to get server response data in NSURLSession without completion block

I am using NSURLSession for background image uploading. And according to uploaded image my server gives me ... gives me server response. See Question&Answers more detail:os...

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

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851 views

1 answer

ios - How to disable horizontal scrolling of UIScrollView?

I have a UIView like iPhone's Springboard. I have created it using a UIScrollView and UIButtons. I want to ... How do I accomplish this? See Question&Answers more detail:os...

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

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285 views

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ios - Modify UIImage renderingMode from a storyboard/xib file

Is it possible to modify a UIImage's renderingMode from a storyboard or xib editor? The goal is to ... to the particular UIImageView object. See Question&Answers more detail:os...

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

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341 views

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ios - iPhone : How to detect the end of slider drag?

How to detect the event when the user has ended the drag of a slider pointer? See Question&Answers more detail:os...

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

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136 views

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ios - Xcode 8 - Missing Files warnings

Ever since upgrading to Xcode 8 using Swift 2.3 I have several missing files warnings. They are all related to pods ... How do I fix this issue? See Question&Answers more detail:os...

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

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165 views

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ios - How to change the color of an UIImage

I want not to change the backgroundColor of an UIImage, but rather to change the color of the whole image. ... UIImage? Thank you in advance See Question&Answers more detail:os...

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

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323 views

1 answer

ios - Facebook Graph API GET request - Should contain "fields" parameter (Swift, Facebook SDK v4.5.1)

My iOS app uses Facebook's Graph API Request during sign up to get user information, which worked fine prior to ... to anyone that can help me! See Question&Answers more detail:os...

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

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617 views

1 answer

ios - Disable bitcode for project and cocoapods dependencies with Xcode 7?

How can you disable bitcode for your project and cocoapod dependencies? Here is the error I get when trying ... was able to build successfully. See Question&Answers more detail:os...

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

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270 views

1 answer

ios - Xcode 6 Save for Enterprise Deployment does not create plist for ipa anymore?

Xcode 5 helped in creating plist descriptor for enterprise ipa. Xcode 6 (6A313) creates ipa only. Is this a bug ... would help in the process? See Question&Answers more detail:os...

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

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236 views

1 answer

ios - application executable is missing a required architecture armv6

I am using xCode 4.2 and trying to deploy my application. I am failing the validation with the following ... the solution to this problem? See Question&Answers more detail:os...

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

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473 views

1 answer

ios - The app delegate must implement the window property if it wants to use a main storyboard file swift

I have just developed an app, but when running in the simulator the debugger console says: The app delegate must ... I get my app working? See Question&Answers more detail:os...

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

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139 views

1 answer

ios - atos and dwarfdump won't symbolicate my address

I received a crash report via AirBrake.io that isn't symbolicated. Since the crash report is not in exactly the ... Any ideas/tips are welcome! See Question&Answers more detail:os...

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

0 votes

231 views

1 answer

ios - Is there a way to remove the authorization prompt from command-line instances of Instruments (Xcode)?

I am currently using Instruments via a bash script to initiate the command-line interface to start up runs of the ... as an 'answer' though. See Question&Answers more detail:os...

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

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142 views

1 answer

ios - What advantage(s) does dispatch_sync have over @synchronized?

Lets say I want to make this code thread-safe: - (void) addThing:(id)thing { // Can be called from ... { [_myArray addObject:thing]; } } See Question&Answers more detail:os...

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

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238 views

1 answer

ios - Connect outlet of a Cell Prototype in a storyboard

I'm a newbie with the Storyboard and so I have some difficulties... I have created a TableViewController and I ... class? Thanks for your help! See Question&Answers more detail:os...

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

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535 views

1 answer

ios - WKWebView and NSURLProtocol not working

When using the old UIWebView you could catch the requests by implementing a custom NSURLProtocol. I us this to ... picked up by the WKWebView. See Question&Answers more detail:os...

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

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121 views

1 answer

ios - Convert coordinates to City name?

How to get an address from coordinates using MapKit? I have this code when long press on the map it gets the ... (street, city, zip, country). See Question&Answers more detail:os...

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

0 votes

215 views

1 answer

ios - Check if location services are enabled

I've been doing some research about CoreLocation. Recently, I encountered a problem that has been covered ... accomplish this? Thanks! See Question&Answers more detail:os...

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

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569 views

1 answer

ios - Swift Framework: Umbrella header '[...].h' not found

In a custom framework containing both Objective-C and Swift code, the Swift compiler throws the following error: ... -C module 'bugtest' See Question&Answers more detail:os...

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

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919 views

1 answer

ios - Error when trying to obtain a certificate: The specified item could not be found in the keychain

I was having a problem with codesigning my apps, so I deleted all the keys from the keychain. Then I went to ... , I get the same error. See Question&Answers more detail:os...

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

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342 views

1 answer

ios - Warning frame for "Navigation bar" will be different at run time appears in Xcode 8 Swift 3

Before I've upgraded to Xcode 8 I haven't seen this error in such case. I have different Navigation ... on update frames nothing happen. See Question&Answers more detail:os...

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

0 votes

210 views

1 answer

ios - Is there a way to change the height of a UINavigationBar in Storyboard without using a UINavigationController?

I want to use a custom UINavigationBar in one of my views, which is not a part of any UINavigationController- ... why isn't it allowed?) See Question&Answers more detail:os...

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

0 votes

138 views

1 answer

ios - How to call a View Controller programmatically?

I have looked at all the tutorials I can find on this one, and I still don't have the answer. I need to ... expected identifier. What can I do? See Question&Answers more detail:os...

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

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248 views

1 answer

ios - Is there any way to hide "-" (Delete) button while editing UITableView

On my iphone app, I have a UITableView in edit mode, where user is allowed only to reorder the rows no delete ... . Please let me know. Thanks See Question&Answers more detail:os...

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

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