Recent questions tagged IOS

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ios - iphone image captured from camera rotate -90 degree automatically

Programatically I have fetched image from my camera in my app. It has been fetched nicely but when I shift to ... know why this change happen. See Question&Answers more detail:os...

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

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314 views

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ios - How to programmatically add a proxy to an NSURLSession

Looking over the documentation of NSURLSession and NSURLSessionConfiguration, I was under the impression I should ... connect directly. See Question&Answers more detail:os...

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

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667 views

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ios - Add custom controls to AVPlayer in swift

I am trying to create a table view such that I am able to play videos . I am able to do this using ... ? Any help will be really 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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540 views

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ios - UIButton in cell in collection view not receiving touch up inside event

The following code expresses my problem: (It's self-contained in that you could create a Xcode project ... the original implementation above. See Question&Answers more detail:os...

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

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470 views

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ios - How to add a image in email body using MFMailComposeViewController

I am trying to find out the best way to add an image inside the body of the email and not as attachment ... solution to do this. Regards Ranjit See Question&Answers more detail:os...

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

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343 views

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ios - Xcode 8 with older Base SDK

I'm running into compatibility issues for some external frameworks I'm using in my project. Is there a ... /iPhoneOS.platform/Developer/SDKs/ See Question&Answers more detail:os...

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

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408 views

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ios - CGFloat-based math functions?

In both OS X and iOS, Apple is using the CGFloat typedef to automatically get a float on 32-bit systems and ... . What strategy are you using? See Question&Answers more detail:os...

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

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385 views

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ios - Share Extension to open containing app

I want to create an Android Style share feature for my app. I created a share extension which gets called when ... files inside my main app? See Question&Answers more detail:os...

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

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457 views

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ios - Swift performSegueWithIdentifier not working

I am trying to switch view controllers after a user successfully logs in to their account, but it is not ... help me resolve my problem? See Question&Answers more detail:os...

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

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269 views

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ios - Find list of Local Notification the app has already set

My app allows users to set a number of reminders in the future. When the app lauches I want to know what reminders ... .g. Core Data or Plist)? See Question&Answers more detail:os...

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

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428 views

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ios - UICollectionView update a single cell

I am attempting to update a single cell inside a UICollectionView, specifically I am just trying to ... NSFetchedResultsController. Any ideas? See Question&Answers more detail:os...

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

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456 views

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ios - Debug on real Apple Watch: Application Verification Failed

I tried to debug my WatchKit app on a real Apple Watch today. After hitting the Debug button in Xcode, the main ... work on a real Apple Watch? See Question&Answers more detail:os...

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

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299 views

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ios - StartUpdateLocations in Background, didUpdatingToLocation only called 10-20 times

Testing Device: iPhone 5 (iOS 7) I have an app that uses RegionMonitoring and updateLocation. If a region is entered ... How can I solve 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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406 views

1 answer

ios - Play Video in Background using Avplayer

In my iPhone application I want to keep play video when application enter in background mode. I am using AVPlayer ... help me in this. 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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331 views

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ios - XMPPFramework - Retrieve Archived Messages From Openfire Server

I am developing a chat app for iPhone using XMPP and openfire server,OpenFire server is storing all the chat ... get the desired result 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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748 views

1 answer

ios - -[NSNull length]: unrecognized selector sent to JSON objects

I'm developing an iOS 5.0+ app with latest SDK. I get a very strange error with this code: - ( ... is a Memory Leak somewhere... See Question&Answers more detail:os...

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

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288 views

1 answer

ios - Certain fonts not showing up?

I have a list of font names in my app, which are all displayed in the font they represent. The following ... these might not be showing up? See Question&Answers more detail:os...

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

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419 views

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ios - How do I delete all objects from my persistent store in Core Data?

I have Core Data working in my app. So, I fetch an XML file, parse the data into model objects ... store } [managedObjectContext unlock]; See Question&Answers more detail:os...

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

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408 views

1 answer

ios - launch containing app from iOS8 Custom Keyboard

I want to launch my containing app. I tried using URL schemes. The URL scheme launched the app from other ... in a custom keyboard? 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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367 views

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ios - How do I make reorder control of UITableViewCell in left side?

I am doing a news reader app and I want to make it so that the user can choose show/hide news categories (such ... it in right side of the cell? See Question&Answers more detail:os...

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

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723 views

1 answer

ios - The maximum number of apps for free development profiles has been reached. Xcode 11.5

I updated Xcode to 11.5 from 11.4 soon after the update I'm unable to run the apps on my physical ... all provisioning profiles from the iPhone See Question&Answers more detail:os...

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

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375 views

1 answer

ios - How to change the default text of Cancel Button which appears in the UISearchBar +iPhone

I am developing an Application where I wanted to change the text of Search String in the SearchBar. I wanted to ... text of that cancel button. See Question&Answers more detail:os...

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

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287 views

1 answer

ios - Setting tableHeaderView height dynamically

My application creates a UITableViewController that contains a custom tableHeaderView which may have an arbitrary height. I ... bounds.width } } See Question&Answers more detail:os...

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

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424 views

1 answer

ios - difference between presentViewController and UINavigationController?

Please tell the difference between presentViewController and UiNavigationController? Could I use presentViewController instead ... use 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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507 views

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ios - when running pod install I get The `master` repo requires CocoaPods 0.32.1, try updating but still in 0.31

Iam trying to install cocoa pods in a xcode project, but when doing: $ pod install I get the following error: Setting ... 2.0.0p353 OSX: 10.9.2 See Question&Answers more detail:os...

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

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781 views

1 answer

ios - Initializer does not override a designated initializer from its superclass

So I've just upgraded to Xcode 6.3 Beta 3 and a lot of error(s) are appearing relating to the ... nibNameOrNil, bundle: nibBundleOrNil) } } See Question&Answers more detail:os...

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

0 votes

365 views

1 answer

ios - Can I use autolayout to provide different constraints for landscape and portrait orientations?

Is it possible to change the constraints when the device is rotated? How might this be achieved? A simple ... and not using interface builder. See Question&Answers more detail:os...

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

0 votes

555 views

1 answer

ios - Modal segue, navigation bar disappears

I'm using Xcode 4.6.1 to code on Objective-C. I want to know how can I keep the navigation bar shown when I ... that bar but I can't see it. See Question&Answers more detail:os...

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

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