Recent questions tagged IOS

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ios - Add a view on top of the keyboard using InputAccessoryView

I'm trying to add a uiview to be on top of the keyboard always. I did it first with KeyboardWillShow/Hide, ... ' any help will be 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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242 views

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ios - Cannot show Automatic Strong Passwords for app bundleID

This is the full error-message: Cannot show Automatic Strong Passwords for app bundleID: com.ckbusiness.Wishlists due to ... am I missing here?? 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 - gem native extension error while installing cocoapods

Am trying to reinstall cocoapods in my MacBook air after changing my SSD, now am getting this bellow error. sudo gem ... ffi-1.12.2/gem_make.out See Question&Answers more detail:os...

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

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242 views

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ios - swift: Equivalent objective-c runtime class

What is equivalent swift code for below Objective-C code. I couldn't find swift topic with runtime concept. #import ... , but wouldn't helped. See Question&Answers more detail:os...

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

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468 views

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ios - Wait for Swift animation to complete before executing code

I am trying to animate a UIImageView and then hide the image view after animation is complete. However the imageview ... forKey: "position") } See Question&Answers more detail:os...

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

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263 views

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ios - Always stop in App delegate after enabling All exceptions break point

When i enable all exceptions breakpoint my app always stops in AppDelegate, but im able to continue the program ... appdelegate. Any ideas why? See Question&Answers more detail:os...

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

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194 views

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ios - Simple string concatenation in Objective C

I have an NSString named 'you' with value "This is a you string!". I want to concat "123" in 'you ... you=[you stringByAppendingString:@"123"]; See Question&Answers more detail:os...

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

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297 views

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ios - Make UISlider height larger?

I've been searching for a way to make the UISlider progress bar taller, like increasing the height of the slider ... do this that I'm 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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352 views

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ios - Keep getting error messages when compiling newest version of admob on IOS6 SDK

I've downloaded the newest version of googles admob sdk. But now I keep getting the following error when compiling ... on what could be wrong? See Question&Answers more detail:os...

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

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737 views

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ios - invalid redeclaration in auto code generate NSManagedObject Subclass Swift 3

Using Version 8.1 of Xcode. Create an entity named "MapRegionObject" in .xcdatamodeld file. Using auto code generator, ... , thank you so much! See Question&Answers more detail:os...

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

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495 views

1 answer

ios - Xcode: Could not inspect the application package

I am running Xcode 6 and iOS 8 GM. Every other time I run my app I get this message from Xcode: " ... run endlessly without with error. Ideas? See Question&Answers more detail:os...

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

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356 views

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ios - What is the impact of the "Requires full screen" option in Xcode for an iPhone-only app?

For an iPad-only app or a universal app, the "Requires full screen" option tells Xcode/iOS whether the app ... is the impact of this option? See Question&Answers more detail:os...

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

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344 views

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ios - How to create custom view programmatically in swift having controls text field, button etc

I am trying to access the MyCustomView from another class using the following code in ViewController.swift .. ... self.addSubview(txtField) } See Question&Answers more detail:os...

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

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218 views

1 answer

ios - The Simulator can't be launched because it is already in use

I'm working with xcode 5, and often get The Simulator can't be launched because it is already in use. when it ... me figure out what is wrong. See Question&Answers more detail:os...

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

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233 views

1 answer

ios - Removing object from array in Swift 3

In my application I added one object in array when select cell and unselect and remove object when re-select ... has no member 'removeObject' See Question&Answers more detail:os...

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

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503 views

1 answer

ios - Loading a Welcome Screen (Splash Screen) before TabBarController

In my TabBar based iPhone application, I would like to display a full screen welcome page (with some logs) ... load my TabBar based application. See Question&Answers more detail:os...

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

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234 views

1 answer

ios - SkSpriteNode position in universal game

I'm creating universal game for all iOS devices in portrait mode using Swift. In GameViewController I'm creating ... corner on every device? See Question&Answers more detail:os...

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

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253 views

1 answer

ios - zoom entire UICollectionView

I have an iPad App where I'm using a UICollectionView and each UICollectionViewCell contains just a single UIImage. ... to reach my goal? See Question&Answers more detail:os...

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

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442 views

1 answer

ios - Is it possible to determine if the SIM/Phone number has changed?

We have a product where the user registers by providing their phone number. However after they register they could ... only the sim aspect). See Question&Answers more detail:os...

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

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437 views

1 answer

ios - Scanning Barcode or QR code in Swift 3.0 using AVFoundation

I am following this tutorial and tried to convert codes form Swift 2.0 to 3.0. But when I launched ... from public effective user settings. See Question&Answers more detail:os...

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

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492 views

1 answer

ios - Get tapped word from UITextView in Swift

I know that this problem has been solved in Objective-C, but I haven't seen any solution to it in Swift ... the function and not any parameters. See Question&Answers more detail:os...

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

0 votes

406 views

1 answer

ios - iPad - Parsing an extremely huge json - File (between 50 and 100 mb)

I'm trying to parse an extremely big json-File on an iPad. The filesize will vary between 50 and 100 mb ( ... on memory?). 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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457 views

1 answer

ios - Detect moment when newline starts in UITextView

I try to detect when carriage goes at new line in UITextView. I can detect it by comparison total later width ... width. Help please solve 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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328 views

1 answer

ios - Facebook authentication in a UIWebView does not redirect back to original page on my site asking for auth

In our iOS app, we have a UIWebView that shows web content on our domain that has a Facebook comment module ... to ensure the redirect happens? See Question&Answers more detail:os...

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

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299 views

1 answer

ios - UITableview not visible the last cell when scroll down

I'm very new to iOS. I have a UITableView that filled with many custom cells, but the bottom cell is is ... this problem. Thanks in advance. See Question&Answers more detail:os...

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

0 votes

233 views

1 answer

ios - Why does the initial call to NSAttributedString with an HTML string take over 100 times longer than subsequent calls?

I had a need to display HTML text inside my iOS app. I have decided I will use the built-in ... seems like an incredibly hacky workaround. See Question&Answers more detail:os...

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

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598 views

1 answer

ios - Is it safe to delete sqlite's WAL file?

I have a strange problem with Core Data in an iOS app where sometimes the WAL file becomes huge (~1GB). It ... 't serve one of its purposes. See Question&Answers more detail:os...

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

0 votes

227 views

1 answer

ios - Is the function 'dlopen()' private API?

I want use function 'dlopen()' to invoke a dynamic library on iOS platform, is the function 'dlopen()' private API? See Question&Answers more detail:os...

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

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