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ios - Height of iOS8 Today Extension using Only Auto Layout Gives Broken Constraints
    Apple documentation suggests setting the height of Today Extensions using autolayout. If a widget has additional ... using only autolayout. 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 - Publishing to TestFlight, new testers, do I really need to rebuild/download my provisioning profile?
    I have published an app through the testflight website to allow my colleagues to test, and as more and more ... Is the above procedure correct? 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 - Content pushed down in a UIPageViewController with UINavigationController
    UPDATE 2 I've been running and testing my app in the iOS Simulator using a 4-inch device. If ... .pvc didMoveToParentViewController: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 - Xcode 8.0 Swift 3.0 slow indexing and building
    I've installed Xcode 8.0 and converted Swift 2.2 to 3.0 (that process also took a lot of time, I just ... . Any ideas how to fix 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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284 views
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ios - Swift : prepareForSegue with navigation controller
    I am developing an iOS application in Swift. I want to send data from a view to an other one, using the ... How can I do this please ? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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247 views
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ios - Calling a method on the main thread?
    First of all I am writing code for iphone. I need to be able to call a method on the main ... call performSelectorOnMainThread. So Any solution? 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 - Сocoapods trunk URL couldn't be downloaded
    I am getting this error when I try to pod repo update and pod install CDN: trunk URL couldn't be downloaded: ... know how to fix 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 - SwiftUI text-alignment
    Among the many properties of the Text view, I couldn't find any related to text alignment. I've seen in ... alignment properties to the Text? 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 make a blinking (or flashing) cursor on iphone?
    I'm trying to create a custom "blinking cursor" in UIKit, I've tried as shown below, having 2 functions ... ]; [UIView commitAnimations]; } 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 webview: How to call correctly swift code from javascript?
    I'm trying to make my javascript interact with swift code but unfortunately i didn't succeed. For the moment, i ... that can be recreated. } } See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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417 views
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ios - WKWebview - Complex communication between Javascript & native code
    In WKWebView we can call ObjectiveC/swift code using webkit message handlers eg: webkit.messageHandlers.<handler>. ... from native 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 - Locking an object from being accessed by multiple threads - Objective-C
    I have a question regarding thread safety in Objective-C. I've read a couple of other answers, some of the ... out some of my fundamentals. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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424 views
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ios - Dealloc not being called on ARC app
    I have a UIViewController that is pushed onto a container controller and then popped off, and using the ... it's properly deallocating. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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339 views
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ios - Swift pass data through navigation controller
    One of my segues transitions from a view controller to a tableview controller. I want to pass an array ... to a tableview controller? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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368 views
1 answer
ios - Why am I getting an error "Failed to locate or generate matching signing assets" in Xcode 6?
    I installed the Xcode 6 GM seed, and I'm trying to create an IPA file for the first time. After archive success ... tell me how to 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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ios - 'No such module' when I use CocoaPods
    So here's my procedure. I create a new Podfile in the project directory, then I added the following platform : ... Swift based module, not Obj-C 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's a quick way to test to see a file exists?
    I want to quickly check to see if a file exists in my iPhone app's Documents directory (or any path for that ... there or if it does not exist. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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321 views
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ios - UIStackView "Unable to simultaneously satisfy constraints" on "squished" hidden views
    When my UIStackView "rows" are squished, they throw AutoLayout warnings. However, they display fine and nothing ... something in this instance? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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212 views
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ios - Objective-C Debugging tips in Xcode4?
    Coming from a Flex-Flash IDE, I was able to set breakpoints in my code and at runtime view the values ... method but what about native objects? 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 - Calculating contentSize for UIScrollView when using Auto Layout
    Here is a quick question about something which works, but could be written much better. I have a UIScrollView ... I decided to reformulate it. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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260 views
1 answer
ios - How can I group TableView items from a dictionary in swift?
    Lets consider this example: import UIKit class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource { ... my 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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354 views
1 answer
ios - Animate the keyboard in sync with the UIView while edge-swiping back in iOS7
    I'd like to get the behavior similar to Messages app (also common in most texting apps) in iOS7, where ... . Desired behavior: Current 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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281 views
1 answer
ios - How to detect taps on MKPolylines/Overlays like Maps.app?
    When displaying directions on the built-in Maps.app on the iPhone you can "select" one of the usually 3 route ... with some margin } 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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876 views
1 answer
ios - How to create .ipa file for testing using Runner.app?
    I am android developer learning Flutter, and I really have some trouble trying to create debug .ipa file, for ... ipa file from Xcode? 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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618 views
1 answer
ios - Check if string contains special characters in Swift
    I have to detect whether a string contains any special characters. How can I check it? Does Swift support ... character as a special character. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
0 votes
395 views
1 answer
ios - How to programmatically add a simple default loading(progress) bar in iphone app
    I am using http communication in My iPhone app. I want to show a progress bar while it is loading data ... for showing progress-bar in iphone? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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267 views
1 answer
ios - How do you set the duration for UICollectionView Animations?
    I have a custom flow layout which is adjusting the attributes for cells when they are being inserted and deleted ... 0; return attributes; } 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 - App Store - Managing Availability of Your Apps' Previous Versions
    Apple release a new feature of the App Store. The ability for owner of iPhone with non compatible iOS version to ... .") but still no luck. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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