Recent questions tagged iOS

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ios - AVAssetWriter AVVideoExpectedSourceFrameRateKey (frame rate) ignored

Me and my team are trying to re-encode a video file to a more "gify" feeling by changing the video frame rate ... . We stuck. Best regards, Roi See Question&Answers more detail:os...

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

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ios - How to clear/reset all CoreData in one-to-many relationship

I am using coreData, with one -to-many realtionship, I have a folder entity and a file entity. A folder ... how to solve this. Regards Ranjit See Question&Answers more detail:os...

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

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ios - DragGesture on a VStack with lot of Buttons, how to detect when the drag is inside a Button

In UIKit this could be done with code like this: if button.frame.contains(sender.location(in: rightStackView)) ... button or other view? See Question&Answers more detail:os...

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

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ios - AFnetworking 2.2.0 upload image on server issues

The reason why ask you have to do it because I confuse about params. As I understood there one way how to ... I get success response in rerun. See Question&Answers more detail:os...

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

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ios - Constraints for Centering One Button When the Other Is Hidden

I have two buttons on a view controller. They are equal in height and width and spaced nicely, centered on the ... "jump" and looks silly. See Question&Answers more detail:os...

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

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ios - Can I specify a platform target when running swift test from the CLI?

My Package.swift looks something like let package = Package( name: "MyPackage", platforms: [ .iOS(.v13) ], ... have using xcode in the CLI? See Question&Answers more detail:os...

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

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ios - Facebook Registration : The operation couldn't be completed (com.facebook.sdk error 2)

I am developing an ios phonegap application. For registration i use phonegap facebook plugin. It worked fine for the ... ? Please help, 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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ios - iOS9: Alternative to UIDevice.currentDevice().setValue(...) to force orientation

It seems to me this does not work anymore in iOS9. It was the de facto way of forcing orientation changes ... , but not in between them See Question&Answers more detail:os...

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

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ios - Create custom international keyboard for iPhone

Is it possible to take advantage of the international keyboard feature for the iPhone and create a custom keyboard ... get a definitive answer. See Question&Answers more detail:os...

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

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ios - Iterate over all the UITableCells given a section id

Using Swift, how can I iterate over all the UITableCells given a section id (eg: all cells in section 2)? I ... and the index of the section. See Question&Answers more detail:os...

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

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ios - Is it possible to get TouchID information and compare to a fingerprint database?

I know that with LocalAuthentication, it is easy to embed TouchID in an iOS app. But is it possible to ... it to other fingerprint databases? See Question&Answers more detail:os...

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

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ios - Error in Swift class: Property not initialized at super.init call - How to initialize properties which need use of self in their initializer parameter

I am overriding a UITableViewController in swift, in which I have two required variables which are initialized by ... 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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ios - How to dynamically add rows to a specific UITableView section?

I am a new IOS Programmer, and i am having a issue. I have a UITableView with 2 sections, one then is ... help me please? Best Regards you all See Question&Answers more detail:os...

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

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512 views

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ios - How to uncompress a gzip file and write that out to an uncompressed file, on iPhone

I've got a file, bigfile.gz, in the bundle of my iPhone app. At app start, I want to gunzip that ... available in the iOS environment 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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ios - Multiple UICollectionView in one controller

I have a view set up with two UICollectionViews. Each of these views has an array backing it ... .com:civatrix/MultipleCollectionViews.git See Question&Answers more detail:os...

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

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417 views

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ios - Remove Next / Previous buttons (inputAccessoryView) for Custom Keyboard in iOS8 WebView

Please bear with me, I searched a lot over the internet and I couldn't find a solution since it's a ... issue? Any help would be appreciated. See Question&Answers more detail:os...

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

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ios - How to automatically convert Manual Retain-Release code to ARC?

I have thousands of line of code written for iOS 4. The codebase contains many calls to retain and ... Automatic Reference Counting (ARC)? See Question&Answers more detail:os...

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

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196 views

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ios - #if canImport() does not find frameworks with CocoaPods

Hello here is our Podspec which has a default_subspec and an optional subspec (which won't be taken since the ... swift_version = "4.2" end See Question&Answers more detail:os...

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

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ios - AVAudioSession .defaultToSpeaker changes mic input

I have an app taps the microphone and also play sounds depending on mic input(don't have to be simultaneously tho ... I can provide more code. See Question&Answers more detail:os...

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

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ios - Can the -ObjC flag be applied selectively to static libraries?

TL;DR How can I make the -ObjC linker flag target a specific static library and not all the static libraries I am ... 1.1 OSX Version: 10.9.4 See Question&Answers more detail:os...

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

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253 views

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ios - SwiftUI won't display custom font

I'm currently trying to add a custom font to my project, but I somehow won't work. I've already added the ... ", size: 60)) } } See Question&Answers more detail:os...

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

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445 views

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ios - ARKit Session Paused and Not Resuming

In my ARKit app I am presenting a modal window. When I close the modal and go back to the ARSCNView ... .session.run(configuration) } } See Question&Answers more detail:os...

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

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392 views

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ios - Swift - downcast NSURLResponse to NSHTTPURLResponse in order to get response code

I'm building rest queries in SWIFT using NSURLRequest var request : NSURLRequest = NSURLRequest(URL: url) ... )response.statusCode) 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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ios - Cannot invoke initializer for type 'Double' with an argument list of type '(String?)'

I have two issues: let amount:String? = amountTF.text amount?.characters.count <= 0 It's giving error : Binary ... 't know how to solve 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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206 views

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ios - How to segue with data from one Tab to another Tab properly

I have a Tab Bar Controller which is the Initial View Controller, which also has a PFLoginViewController that pups ... I'll edit accordingly. See Question&Answers more detail:os...

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

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380 views

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ios - Detecting tap inside a bezier path

I have a UIView which is added as a subview to my view controller. I have drawn a bezier path on ... detect touch events inside bezier path? See Question&Answers more detail:os...

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

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470 views

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ios - UITableView Pagination - Bottom Refresh to Load New Data in Swift

I am trying to implement loading data from my backend with pagination. I have seen this, but it loads all the data ... () } } return cell } See Question&Answers more detail:os...

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

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502 views

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ios - NSDateFormatter dateFromString Always Returns nil

I want to apologize ahead of time for asking a repeat question, but none of the other solutions have worked for ... Time Thanks for the 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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