Recent questions tagged iOS

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ios - How can I pop a modal view and the previous navigation controller view at once?

I want to pop a modal view and the previous view at the same time. For example, look at the ... (at least not with popViewControllerAnimated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Executing curl based actions in Objective-C

I am trying to achieve the following in Objective-C: curl -X POST -u "<application key>:< ... deserialize:theResponseData error:&theError]; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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849 views

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ios - Export IPA for Testing instead Appstore with (ad-hoc)

i'm create All Devices in (3 iphone + 1 ipad) Developer Apple account i'm Generate certificate inf Developer Apple ... to reading all this :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Playback controls in swiftui

Attempting to use AVKit's AVPlayer to play a video without playback controls: private let player = AVPlayer( ... playback controls with swiftui? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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630 views

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ios - Repeating pin annotation on map

I have just started learning Swift. Question: When I touch on map to place the pin annotation and drag my finger ... that can be recreated. } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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496 views

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ios - Constructing an NSDate from today's date and a string with the time

If I have a string representing a time, say "10:45 am", and do the following to parse the string: ... How should I go about this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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579 views

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ios - Querying max, min and other via Core Data

Is it possible to query the database for the max, min and other values using Core Data framework? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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521 views

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ios - Calling web service on Scrolling UITableView

Totally Confused !!!... I have one web-service that accepts the pageNumber as Parameter and gives me some ... -C Language. 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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ios - Swift Realm filter List property using an Array

I have this property in my Realm Object var tags = List<Tag>() "tags": [ { "tagId": "80069", " ... ? Any help given is highly appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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637 views

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ios - Why system call UIApplicationDelegate's dealloc method?

I have next code: // create new delegate MyCustomApplicationDelegate *redelegate = [[MyCustomApplicationDelegate alloc] ... my base delegate? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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530 views

1 answer

ios - UILocalNotification always shows up as soon as I load my app regardless of the fire date

Hello I am new to swift and IOS programming. I have set up 6 notifications that are supposed to alert the ... : convertedTime.minuteArray[6]) } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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903 views

1 answer

ios - Why does my free XCode Provisioning Profile only last 7 days?

I just installed the last version of XCode to test my app on my iPad Pro 9.7 on iOS 9.3, but each time I ... right? So why just 7 days for me? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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599 views

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ios - Core Data Mapping Model version hashes not matching to source model version hashes

With Core Data Migration Debug enabled, when performing a migration I see three entities (2, 3, 4) with changed hashes ... , but it didn't work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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609 views

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ios - App store review guidelines 2.10 - should iPhone app be adjusted to iPad?

I find paragraph 2.10 of App store review guidelines a bit ambiguous. It says : "iPhone Apps must also run on ... me to do? Thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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602 views

1 answer

ios - Swift TableViewCell xib doesn't have constraints

I have two TableViews, when I designed the original I designed it using the prototype cell in the ... XIB Constraints XIB View Hierarchy See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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619 views

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ios - Possible to launch Apple's default weather app from my application?

One of my client wants to open Apple's native weather app from our application. After few I don't see a possible ... a lead if it is possible. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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688 views

1 answer

ios - UIDocument openWithCompletionHandler: crash

I'm using Core Data in my project and get a rare crash in the following code section -(void) useDocument{ ... , but still is very unpleasant See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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718 views

1 answer

ios - Cannot update .geojson file for app submission on App Store

My GeoJSON file is supposed to cover the entire world. Here is the GeoJSON file: { "type": "MultiPolygon", " ... to upload the .GeoJSON file? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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734 views

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ios - convert CMSampleBufferRef to UIImage

I'm captuting video with AVCaptureSession. But I would like to convert the captured image to an UIImage. I ... %f",totalLuminance); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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682 views

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ios - Is it possible to intercept iCloud switching on/off in Settings -> iCloud -> Document & Data?

Is it possible to intercept if the user switches from on to off the iCloud support under Settings -> iCloud -> ... doesn't solve this problem. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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643 views

1 answer

ios - UILabel Text with Multiple Font Colors

Is there a way to have the textColor property of a UILabel be two different UIColors? Basically I'm trying to ... text of the green character. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

ios - CIImage memory leak

I'm using the below method to blur some images. Using instruments the CIImage's are leaking. I tried wrapping ... ); return returnImage; } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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530 views

1 answer

ios - [NSBlockOperation addExecutionBlock:]: blocks cannot be added after the operation has started executing or finished

I am trying to start again NSBlockOperation after completing or canceling it, but getting an error? Any one have ... of type NSException (lldb) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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576 views

1 answer

ios - How to add button to MKPointAnnotation in Swift

I want to be able to put a button and label on my map annotation. The annotation with the title, ... (self.pinAnnotationView.annotation!) } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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575 views

1 answer

ios - Centering CAShapeLayer within UIView Swift

I'm having trouble centering CAShapeLayer within a UIView. I've search and most solutions are from pre ... progressView.center return layer } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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620 views

1 answer

ios - NSExpression custom variables inside expression

Recently I have discovered NSExpression class and I am wondering is there a possibility to evaluate custom variables ... ) solution. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

638 views

1 answer

ios - Get currently typed word in a UITextView

I want to get the currently typed word in a UITextView. A way to get a completely typed word can ... the NSTextStorage instead of UITextView? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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761 views

1 answer

ios - UIDocumentInteractionController not working in iPad Simulator (XCode 3.2.3)

The UIDocumentInteractionController appears to be non-functional in iPad Simulator ("iPhone Simulator" version 4.0, shipping ... make it work? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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