Recent questions tagged IOS

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ios - Copy NSAttributedString in UIPasteBoard

How do you copy an NSAttributedString in the pasteboard, to allow the user to paste, or to paste programmatically ... of the attributed string. 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 - Offscreen UITableViewCells (for size calculations) not respecting size class?

I am using Auto Layout and size classes inside a UITableView with cells that self-size based on their content. For ... else I'm missing? 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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356 views

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ios - What does the text inside parentheses in @interface and @implementation directives mean?

I've got a very basic question about some sample code from Apple. In the .m file, the class declarations ... Is my understanding right? 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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458 views

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ios - error: Invalid bitcode version (Producer: '800.0.35.0_0' Reader: '703.0.31_0')

When I try to Archive my application on Xcode 7.3.1, I am getting following error: error: Invalid bitcode ... can any one please 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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504 views

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ios - Prevent UIAlertController to dismiss

I would like to prevent the UIAlertController from dismissing. I have a UIAlertAction that simply appends a string into ... what could be done. See Question&Answers more detail:os...

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

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420 views

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ios - UITableView Checkmarks disappear when scrolling

I have to make checkmarks on a tableView, but if I'm scrolling and one check marked cell is not visible and I ... , false, false, false, false] See Question&Answers more detail:os...

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

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260 views

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ios - How do I go from SKScene to UIViewController by code?

All I want if for when the user touches a skspritenode in the skscene, it will go to a different view like ... and I am stumped. Please 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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429 views

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ios - Spritekit - not loading @3x images from SKTextureAtlas

Since my sample project was deleted (I thought this would be much easier to test), I will post some code and ... 3x bigger than they should be. 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

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ios - Getting client certificate to work for mutual authentication using Swift 3 and Alamofire 4

I am trying to figure out how to use Alamofire 4.0 with Swift 3.0 to send a p12 (i also have the PEM ... be sent to the server for access... See Question&Answers more detail:os...

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

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359 views

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ios - Removing Duplicates From Array of Custom Objects Swift

I have a custom class defined as follows : class DisplayMessage : NSObject { var id : String? var partner_image ... an array of custom objects. See Question&Answers more detail:os...

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

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360 views

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ios - SwiftUI: What is @AppStorage property wrapper

I used to save important App data like login credentials into UserDefaults using the following statement: UserDefaults. ... new feature works? See Question&Answers more detail:os...

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

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407 views

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ios - A long-running Parse operation is being executed on the main thread

I am getting the error: "A long-running Parse operation is being executed on the main thread. Break on ... :@" "]; }]; See Question&Answers more detail:os...

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

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683 views

1 answer

ios - how to resize an image or done as a NSAttributedString NSTextAttachment (or set its initital size)

I have a NSAttributedString to which I am adding a NSTextAttachment. The image is 50w by 50h ... 0) withAttributedString:attrStringWithImage]; 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

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ios - With Apps option removed from latest iTunes 12.7.... , how to install adhoc IPA?

Now that after latest update from Apple for iTunes, Apps option is removed from Library in iTunes. See ... TestFlight beta testing only? See Question&Answers more detail:os...

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

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164 views

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ios - Replacement for "purpose" property of CLLocationManager

In iOS 6, the purpose property of CLLocationManager, to describe the reason for using location services (@property( ... is proposed by Apple? See Question&Answers more detail:os...

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

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168 views

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ios - Replacing one character in a string in Objective-C

Hoping somebody can help me out - I would like to replace a certain character in a string and am wondering what is ... - how would I code that? 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 - LaunchScreen.xib not displaying my custom font

I'm using a label to display text with my custom font on LaunchScreen.xib. My custom font shows up fine in the ... this or if it's a bug. See Question&Answers more detail:os...

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

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273 views

1 answer

ios - SwiftUI MVVM Coordinator/Router/NavigationLink

I am having problems to translate UIKit architecture patterns to SwiftUI. My current pattern is mostly MVVM with ... ". 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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276 views

1 answer

ios - Expand UILabel inside UITableView with "more" button like Instagram

I've got a project (that has been written by other people) where there's a feed with content and text ... the reason that they've downvoted? See Question&Answers more detail:os...

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

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1.0k views

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ios - How to prevent WKWebView to repeatedly ask for permission to access location?

I have a WKWebView in my app and when I start browsing www.google.com or any other website that requires ... idea would be really 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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181 views

1 answer

ios - How does Xcode find implicit target dependencies?

Xcode finds dependencies automatically sometimes. I think is is ok when I am the one who is defining the ... Xcode Concepts → Xcode Target See Question&Answers more detail:os...

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

0 votes

273 views

1 answer

ios - Keyboard and cursor show, but I can't type inside UITextFields and UITextViews

On an iPad with iOS 6 GM. I have 6 UITextFields, 3 UITextViews, and a UIButton that triggers a ... textviews exhibit behavior described above See Question&Answers more detail:os...

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

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201 views

1 answer

ios - Subtitles of UITableViewCell won't update

Today I started to get my apps ready for iOS8. I discovered that the subtitles of my UITableCells won't update ... Am I doing something wrong? See Question&Answers more detail:os...

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

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313 views

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ios - Instantiate View Controller from Storyboard vs. Creating New Instance

What is the functional difference between instantiating a View Controller from the storyboard and creating a new instance ... the same 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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166 views

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ios - Swift 3 - Comparing Date objects

I'm updating my app to Swift 3.0 syntax (I know it's still in beta but I want to be prepared as soon ... bug or am I doing something wrong? See Question&Answers more detail:os...

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

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152 views

1 answer

ios - Save image data to sqlite database in iphone

I want to save image data to my sqlite database but I can't do it ... - (void) SaveData: (Article*) article : ... tell me what I do wrong ... 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 - Segue in SKScene to UIViewController

In my GameScene.swift file, I am trying to perform a segue back to my Menu View Controller like so: func ... and it was indeed "menu". See Question&Answers more detail:os...

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

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233 views

1 answer

ios - Decimal to Fraction conversion in Swift

I am building a calculator and want it to automatically convert every decimal into a fraction. So if the user ... 3/17) would be great! See Question&Answers more detail:os...

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

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