Recent questions tagged iOS

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ios - How to dismiss the current ViewController and go to another View in Swift

I am new to Swift and I want to know how to dismiss the current view controller and go to another view. My ... return true } } 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 - Auto Layout and in-call status bar

I'd like to ask about Auto Layout and in-call status bar. Here's a simple scenario that demonstrates my problem: ... to get rid of this glitch? See Question&Answers more detail:os...

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

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506 views

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ios - WkWebView won't loadHTMLstring

I'm trying to show in a WkWebView an html page that I previously downloaded and stored in a String. This is ... and how to 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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347 views

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ios - How to set seconds to zero for NSDate

I'm trying to get NSDate from UIDatePicker, but it constantly returns me a date time with trailing 20 seconds. How ... NSDate's second to zero? 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 - Possible to bring the app from background to foreground?

When running an XCT UI test it is possible to put the application under test in the background with: ... ) without relaunching the 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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387 views

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ios - Get Height of Table Contents in Swift

I'm trying to get the height of all of a table's contents so I can update the container it is in. ... in the scroll view to scroll together. See Question&Answers more detail:os...

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

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414 views

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ios - Module compiled with Swift 4.1.2 cannot be imported in Swift 4.1.50: Xcode 10 Error

Swift 4.2 came out and I'm receiving this error message in my project when using ObjectMapper and some other pods ... migrate it to Swift 4.2? 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

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ios - SwiftUI in iOS14 Keyboard Avoidance Issues and IgnoresSafeArea Modifier Issues

iOS13 saw TextField not having any sort of keyboard avoidance handling in place. As such, we created our how keyboard ... Our iOS13 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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806 views

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ios - How to loop video with AVPlayerLooper

I try to loop a video in a TV OS app with the AVPlayerLooper because this should get rid of the pause ... video with the latest AVPlayerLooper? See Question&Answers more detail:os...

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

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483 views

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ios - Why won't app groups work inside my WatchKit extension?

I've seen all the other posts of SO about sharing NSUserDefaults data between host apps and app extensions, but ... , here's a screenshot: See Question&Answers more detail:os...

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

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528 views

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ios - How do I change the text color of UIPickerView with multiple components in Swift?

Below code will change the font colour of the picker view of all 3 components. However, it crash when I try to spin ... = c[row] default: 10 } See Question&Answers more detail:os...

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

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410 views

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ios - XCUIElement - Obtain Image value

I have an variable that's of type .Image and class XCUIElement. Something like this: var image = app. ... to a UIImage always fails. See Question&Answers more detail:os...

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

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334 views

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ios - Read a .txt file inside documents directory

How can I read a .txt file inside documents directory? Can you show me 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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480 views

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ios - No such module ... in Xcode

I've run into a problem with Xcode (using Swift) that has me completely stumped. I realize that this question has been ... = '2.2' end end 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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395 views

1 answer

ios - How to find and cancel a task in NSURLSession?

I'm using an NSURLSession object to load images in my application. That could be loading several images simultaneously. ... way 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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419 views

1 answer

ios - XCode iPhone simulator does not look like an iPhone

Silly question, but.. I am not been able to see the device appearance when running the iPhone simulator. I don ... overlayed to a user answer. See Question&Answers more detail:os...

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

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433 views

1 answer

ios - UISystemGateGestureRecognizer and delayed taps near bottom of screen

What are the standard UISystemGestureGateGestureRecognizers installed on the top level UIView of an iOS app for? My ... by removing these. 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

1 answer

ios - reloadData only on tableView visible cells

Is that possible? To reload only the cells that are visible in order to do it more efficient. See Question&Answers more detail:os...

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

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372 views

1 answer

ios - The `convertFromSnakeCase` strategy doesn't work with custom `CodingKeys` in Swift

I try to use Swift 4.1's new feature to convert snake-case to camelCase during JSON decoding. Here is the ... time. Am I missing something? See Question&Answers more detail:os...

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

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568 views

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ios - Swift: Disappearing views from a stackView

I have a fairly simple set up in my main storyboard: A stack view which includes three views The first view ... > First segments in that order. See Question&Answers more detail:os...

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

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481 views

1 answer

ios - How to cancel UIViews block-based animation?

i currently focus the following problem: i start an animation, where 2 objects-attributes are triggered. the code ... are over? Best Regards See Question&Answers more detail:os...

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

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375 views

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ios - Quartz Core Import not required in Xcode 5?

Just stumbled across this today. I am getting warnings in Xcode 4.6 if I try to access the CALayer without ... however works fine in Xcode 5. 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

1 answer

ios - Disable Xcode 8 code completion for image name

Is there any way to disable code completion hints for image name in Xcode 8? See Question&Answers more detail:os...

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

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443 views

1 answer

ios - Parse Unpin Does Not Remove Object From Local Datastore

This should work. Here is one of many attempts to get this figured out myTrainingSessions[indexPath.row]. ... object is still there. See Question&Answers more detail:os...

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

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454 views

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ios - disable scrolling in a UITableView (iPhone SDK 3.0)

I'm trying to disable scrolling in a UITableView when editing a UITextField embedded in a UITableViewCell. This ... (UIScrollView) work again? See Question&Answers more detail:os...

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

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529 views

1 answer

ios - UITableView selected cell doesn't stay selected when scrolled

I'm having problems with table view cells not keeping their "selected" state when scrolling the table. Here is ... know the solution to 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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451 views

1 answer

ios - Removing multiple spaces in NSString

I have a NSString, this has multiple spaces, I want to trim those spaces and make a single space for e.g.@"how ... not seems to work. Any idea. See Question&Answers more detail:os...

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

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546 views

1 answer

ios - Conform to protocol in ViewController, in Swift

Trying to conform to UITableViewDataSource and UITableViewDelegate inside a Swift UIViewController subclass. class GameList ... initially doing. See Question&Answers more detail:os...

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

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