Recent questions tagged iOS

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ios - SMS WatchKit multiple number delimiter

I'm having a little trouble getting my WatchKit App to pre-compose an SMS message to multiple recipients (via ... via watchkit... Not 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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ios - Found empty data in sqlite when send via MFMailcomposeController

I am sending SQLite(Coredata sqlite file) file via email but found empty data in all tables in the received mail. I ... Any idea how to do that? 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 - Display a particular viewcontroller in Xcode/swift using if else conditional statements

I want a to have a conditional if statement to be run immediately when the app is open. Basically, it will be ... right way to modify this code? 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 - Pooling completion handlers together such that method completes once multiple closures are executed

I have a scenario where I want to perform three distinct asynchronous tasks in parallel. Once all three tasks are ... that I am just missing. 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 - NSManagedObjectContext nil when calling second time

I have an an error everytime I want to access Core Data more than once. I have a table view, where I'm ... justa at the end of fetchRecords). 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 - Capturing data from Alamofire

I'm having trouble retrieving data from my Alamofire request asynchronously. class BookGetter { static let instance = ... data from the request? 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 - custom annotation apple mapkit

I am trying to assign two custom annotations, one called "arsenal.png" and one called "chelsea.png" Using apple ... can be recreated. } @end 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 - Setting up data source for Sections in UITableView Based off of Data from Backend

I'm learning how to utilize table views & table view cells and today I wanted to practice using sections ... user into the correct section. 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 - How to get an Array of Objects from Firestore in Swift?

In Swift, to retrieve an array from Firestore I use: currentDocument.getDocument { (document, error) in if ... object inside the people array? 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 - ITMS-90809: Deprecated API Usage when i use react-native-webview

i'm using react-native-webview but when i publish the app to Testflight it send me : App Store Connect Dear ... can i 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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ios - Parsing a JSON array with dictionaries

I'm having some trouble getting to the data I want to in the JSON file. Here is a shortened version of the ... ]; [_tickerArray addObject:t]; } 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 - NSFetchedResultsController: delete 1 row crashes the app

Deleting a row from a UITableView fed by an NSFetchedResultsController causes my app to crash. Error is: * Assertion ... a little bit better... 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 - Function Types as Return Types In Swift Explanation

I'm currently working my way through the Swift Programming Manual from Apple and there is this example in the book ... why it's happening... 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 - What is the correct length: argument to provide to NSRange for NSRegularExpression using a (Swift) String?

I'm confused on how to use the NSRegularExpression class in Swift, especially the :length parameter of ... any more elaborate documentation? 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 - Disclosure indicator to specific cell in static TableView in Swift

I created a static TableView and I would like to add or remove a disclosure indicator depending if we are consulting ... How could I do that? 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 - How to display entire globe in MKMapView

I am working on a map app and I want to enable user to zoom out to entire globe. I am using MKMapView. I saw ... I achieve the same in my app. 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 - LocationManager looping through multiple times?

I have a locationManager function to grab the users current location and posting the name of the city and state ... estimatedRowHeight = 250.0 } 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 - Can't archive anymore, yet "build for archive" still works (Xcode 4)

Xcode is behaving rather strange right now: If I try to "Build for Archive" my app, the build process finishes ... were invalid" - hokay... 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 - iOS8 extension : share images between container and extension

I'm making an iOS 8 extension. Here's what I'm trying to do: Users select images from the photo library in ... including PNG and JPG? 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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ios - Update view's frame while it's being animated

I'm doing an animation like this: CAKeyframeAnimation *animation = [CAKeyframeAnimation animationWithKeyPath:@"position"] ... is being animated? 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 - Rounded rect using UIRectCorner in Swift not working

I am trying to create a rounded rect for the UITableViewCell I have created in a storyboard. I am using Swift ... I would appreciate it. Thanks. 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 - How to navigate from widget extension to UIKit viewController?

I am currently trying to make a widget with SwiftUI. Let's say my code is like this: struct WidgetView: View { ... future I guess ;) 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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ios - Swift package manager: How best to indicate platform dependent code?

The Swift Package Manager (SPM) allows support for different platforms (e.g., iOS, macOS). I'm adapting a ... . Any other suggestions? Thanks! 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 - Apple Mach-O Linker Error Parse

I recently added the iOS Parse Framework to my Xcode 5 project. I am getting 10 errors now... None from ... http://postimg.org/image/osp4kdyej/ 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 - ARC weak ivar released before being returned - when building for release, not debug

I have a class that creates an object lazily and stores it as a weak property. Other classes may request this ... from being nilled so soon? 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 - sigabrt error calling segue programmatically in Swift

I am new to iOS development and am currently attempting to call a segue programmatically after a cell in a ... ", sender: self) } 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 - MkMapView cancel loading google tiles

I have a case where I need to import an overlay map in top of MkMapView. The overlay totally covers the ... mkMapView to stop loading tiles? 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 - HTML5 audio playback over HTTPS on safari IPhone 4.3

I have written a simple HTML code to play an audio file using the HTML5 audio tag on IPhone. <audio controls ... both of them were identical. See Question&Answers more detail:os...

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

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