Recent questions tagged IOS

0 votes

231 views

1 answer

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)

0 votes

255 views

1 answer

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)

0 votes

378 views

1 answer

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)

0 votes

325 views

1 answer

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)

0 votes

295 views

1 answer

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)

0 votes

260 views

1 answer

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)

0 votes

519 views

1 answer

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)

0 votes

336 views

1 answer

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)

0 votes

400 views

1 answer

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)

0 votes

377 views

1 answer

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)

0 votes

434 views

1 answer

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)

0 votes

248 views

1 answer

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)

0 votes

436 views

1 answer

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)

0 votes

350 views

1 answer

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)

0 votes

382 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)

0 votes

583 views

1 answer

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)

0 votes

402 views

1 answer

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)

0 votes

331 views

1 answer

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)

0 votes

223 views

1 answer

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)

0 votes

303 views

1 answer

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)

0 votes

273 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)

0 votes

364 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)

0 votes

289 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)

0 votes

885 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)

0 votes

636 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

410 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)

0 votes

283 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)

0 votes

266 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)

Categories

Just Browsing Browsing

Most popular tags