Recent questions tagged IOS

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ios - QR Code possible data types or standards

I am developing an iOS Application for scanning QR Codes. I am successfully able to scan and get code from QR ... representing data in QR Code? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Detect volume button press

Volume button notification function is not being called. Code: func listenVolumeButton(){ // Option #1 ... Button Up Press? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Xcode 6: No Frameworks Folder in Project Navigator

I am using Xcode 6 and following an Xcode version 4 tutorial so things are different here and there. There doesn't ... added new files so far). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Exclude pod when porting to mac with catalyst

Porting apps to mac is finally possible thanks to Catalyst, problem is, numerous pods don't support AppKit. Most ... but still wanted on iOS? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to get a CGPoint from a tapped location?

I'm working on a graphing calculator app for the iPad, and I wanted to add a feature where a user can tap an ... can I get a CGPoint from this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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516 views

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ios - How to open fb and instagram app by tapping on button in Swift

How can I open Facebook and Instagram app by tapping on a button in swift? Some apps redirect to the Facebook app and ... which I don't know =/ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to maintain presenting view controller's orientation when dismissing modal view controller?

I have this app I am working on and I need ALL my view controllers but one to be in portrait. The single one ... this just a bug in the beta? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - XCTest and asynchronous testing in Xcode 6

So Apple said in the release note of Xcode 6 that we can now do asynchronous testing directly with XCTest. ... is not very explicit either. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Selector in swift3

Why doesn't this work in swift 3 ? It crashes at runtime saying: '-[my_app_name.displayOtherAppsCtrl tap:]: ... find index path") } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Recording to AAC from RemoteIO: data is getting written but file unplayable

I have been trying to record from a RemoteIO unit directly to AAC in a renderCallback in iOS 5 on an iPad 2. I ... , result); } return noErr; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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309 views

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ios - detecting if iPhone is in a dark room

Is there a way to use the iPhone proximity sensor to detect whether the phone is in a room with no light ... allow Light sensors as input? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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209 views

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ios - iPhone: AVAudioPlayer unsupported file type

My app downloads an mp3 from our server and plays it back to the user. The file is 64 kbps (which is well ... is? Does anyone have any idea? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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365 views

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ios - How to hide status bar in UIImagepickercontroller?

I am new to iOS development. I am trying to hide status bar in UIImagePickerController. Whenever I ... status bar on UIImagePickerController? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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164 views

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ios - Using "Next" as a Return Key

I use the "Next" value for the "Return Key" to get the Next button in place of the Done button, but ( ... , but anyone have a swift solution? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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370 views

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ios - How to change the background color of the UIAlertController?

Due to strange behavior of UIActionSheet in iOS 8, I have implemented UIAlertController with UIAction as buttons in ... . Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

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ios - OpenURL in iOS10

So apparently OpenURL has been deprecated in iOS 10. Does anyone have any documentation on why ... completionHandler: parameters respectively? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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481 views

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ios - How to keep a round imageView round using auto layout?

How do I turn a rectangular image view into a circular image view that can hold shape in auto layout without ... for equal height to superview. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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537 views

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ios - How to dismiss UIAlertController when tap outside the UIAlertController?

How to dismiss UIAlertController when tap outside the UIAlertController? I can add a UIAlertAction of style ... that? Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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620 views

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ios - UITableView Footer, Stop from floating over content

I would like to make my UITableView Footer stop floating over my content, as is the default activity. I want my ... 't find an answer elsewhere. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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172 views

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ios - What does deployment target mean?

this is a very simple question I'm assuming. Can someone tell me what deployment target means. If I choose ... on a lower deployment target. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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195 views

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ios - Checking for multiple asynchronous responses from Alamofire and Swift

I am writing an application that depends on data from various sites/service, and involves performing calculations ... be much appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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291 views

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ios - What describes the Application Delegate best? How does it fit into the whole concept?

I think to know what the App Delegate does. It has some nice methods like -applicationDidFinishLaunching ... visualizes these relationships? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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245 views

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ios - How to embed a Youtube video into my app?

I'm trying to create a video player for my Swift app, but I keep getting the error of 'unresolved identifier ... that would be awesome! Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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329 views

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ios - Centering MKMapView on spot N-pixels below pin

Want to center MKMapView on a point N-pixels below a given pin (which may or may not be visible in the current ... this road (no pun intended)? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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413 views

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ios - Module compiled with Swift 4.2.1 cannot be imported by the Swift 5.0 compiler

I am trying to implement integration of third party app into project as per instruciton https://github.com/Paytm- ... make it available on POD. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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167 views

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ios - custom font not working programmatically in swift

I've followed the step to to add custom fonts in xcode at swift day-by-day and custom fonts but I ... custom fonts" myview.addSubview(labeladd) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

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ios - SwiftUI TextField max length

Is it possible to set a maximum length for TextField? I was thinking of handling it using onEditingChanged event ... ("Finished editing") } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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266 views

1 answer

ios - ERROR ITMS-90032:"Invalid Image Path - No image found at the path referenced under key 'CFBundleIcons':AppIcon40x40"

I get this "No image found at the path referenced under key 'CFBundleIcons':" error, even when i ... immediate response is appreciated. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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