Recent questions tagged iOS

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I have a UIScrollView with another UIScrollView inside. They both are scrolled horizontally and have pagingEnabled = YES ... to solve a 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 - How to implement UIVisualEffectView in UITableView with adaptive segues

I would like to implement UIVisualEffectView to apply a blur effect to a view to show the view that lies ... popover: iPhone modal presentation: 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 - UITableView set tableview row hidden

I have a custom tableview cell in grouptableview. And I have one hidden. I then have to make it visible. ... visible. I hope you understand. See Question&Answers more detail:os...

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

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448 views

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ios - Prevent grey overlay on touchstart in mobile Safari/Webview

I am building an iOS app in webkit, so my whole UI is a webview. on touchStart of any element near the outer ... I do to remove this behavior? See Question&Answers more detail:os...

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

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254 views

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ios - Understanding multiplier in auto layout to use relative positioning

I am trying to understand how one can utilize Auto Layout to position items relative to other views percentage-wise. ... it to a fixed constant. See Question&Answers more detail:os...

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

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729 views

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ios - Does Firebase Cloud Messaging support VOIP pushkit services?

Does anyone has an idea about Firebase Cloud Messaging support VOIP pushkit services. If yes then can someone ... apps. 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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357 views

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ios - UIScrollView wrong offset with Auto Layout

I have a fairly simple view configuration: A UIViewController, with a child UIScrollView and a UIImageView in this ... 't find its origin. 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 - PhoneGap application: "ERROR: Start Page at `www/index.html` was not found"

I have created a Phone Gap based application on iPhone. After the first run, I have dragged my www folder, containing ... ; can any one help 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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ios - Remove extra line separators below List in SwiftUI

I've created a simple List as below, but there are extra separators below it. List { Text("Item 1" ... remove these extra separators in 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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256 views

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ios - Non-Public Library SockPuppetGizmo

I got an email that my latest binary submission to Apple for an iOS/Watch OS app was invalid due to: The app ... . Any clue what this is about? See Question&Answers more detail:os...

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

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543 views

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ios - NSDictionary to NSData and NSData to NSDictionary in Swift

I am not sure if I am using the dictionary or the data object or both incorrectly. I m trying to get ... help is greatly appreciated, 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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508 views

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ios - AVPlayer HLS live stream level meter (Display FFT Data)

I'm using AVPlayer for a radio app using HTTP live streaming. Now I want to implement a level meter ... /iphone/samples/bipbop/bipbopall.m3u8 See Question&Answers more detail:os...

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

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581 views

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ios - How to set corner radius of imageView?

In Objective-C such line self.mainImageView.layer.cornerRadius = CGRectGetWidth(self.mainImageView.frame)/4.0f; does ... the way showed above. See Question&Answers more detail:os...

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

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264 views

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ios - Compare two version strings in Swift

I have two different app version Strings (i.e. "3.0.1" and "3.0.2"). How can compare these using Swift? See Question&Answers more detail:os...

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

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476 views

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ios - Swift startsWith method?

Is there such thing as a startsWith() method or something similar in Swift? I'm basically trying to check if a ... not start with san "); } See Question&Answers more detail:os...

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

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254 views

1 answer

ios - swift JSON login REST with post and get response example

It's my first experience with REST in iOS development with swift. I couldn't find any working or straight (simple) ... Or it's just for parsing? See Question&Answers more detail:os...

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

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336 views

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ios - iPhone: Downloading zip and extracting in main bundle subdirectory at runtime

I want to extend my iPhone app that the app downloads a zip file into a sub directory then extracts it and ... happy for some idea. Greetings, See Question&Answers more detail:os...

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

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265 views

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ios - Handling Errors in New Firebase and Swift

I'm trying to add error handling in creating user button in iOS project using swift and firebase: Here's the ... using new firebase and swift! See Question&Answers more detail:os...

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

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341 views

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ios - How can a connection started with NSURLConnection while in the foreground be continued in the background?

I have been searching for literally weeks to try to find an answer, or an example of how to do this. All ... want to download in the foreground. 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 - iTunes cross-platform IAP subscriptions - how does Netflix do it?

I'm creating a service which allows users to register on any number of devices (web, Android, Roku, iOS, ... how Netflix is pulling this off. 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 - Objective-c: Questions about self = [super init]

I have seen self = [super init] in init methods. I don't understand why. Wouldn't [super init] return the ... clarify this for me. 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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456 views

1 answer

ios - How can I create an CABasicAnimation for multiple properties?

I have this code to animate a CALayer element. CABasicAnimation *makeBiggerAnim=[CABasicAnimation animationWithKeyPath:@" ... once ) 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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480 views

1 answer

ios - Swift UIGestureRecogniser follow finger

I'm making an iOS8 app using Swift. I'd like the user to be able to use gestures to ... .apple.com/documentation/uikit/uigesturerecognizer 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 - What is AWDL (Apple Wireless Direct Link) and how does it work?

I'm trying to find out what AWDL is. On iOS, if you use Apple's peer-to-peer networking over BlueTooth, it ... a few wifi/BT devices in range. See Question&Answers more detail:os...

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

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621 views

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ios - Firebase causes issue "Missing Push Notification Entitlement" after delivery to itunes connect

As you may be aware, Google starts to use Firebase as analytics so I want to use it in my current project. ... . Regards, The App Store team See Question&Answers more detail:os...

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

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469 views

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ios - Static NSArray of strings - how/where to initialize in a View Controller

In a Master-Detail app I'd like to display a TableView with 5 sections titled: Your Move Their Move ... is the correct method initWithStyle?) See Question&Answers more detail:os...

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

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431 views

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ios - How to convert UIColor to HEX and display in NSLog

I have checked several links on how to convert UIColor codes to HEX however I am not sure on how to call to ... in order to display in NSLog? See Question&Answers more detail:os...

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

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501 views

1 answer

ios - how to change uiviewcontroller title independent of tabbar item title

I am setting my view controllers title like this in view did load: self.title = @"my title"; prior to this ... Title How can I accomplish 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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