Recent questions tagged IOS

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ios - How to select image from photo library and show the system camera interface within the app?

How can I let a user select a photo from the Apple Photos library? How do we show the system camera UI to allow the user to take a picture? See Question&Answers more detail:os...

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

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585 views

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ios - Does NSFileWrapper load everything into memory?

Lets say I have an NSFileWrapper directory. This directory is made up of several levels of directories and files. Some ... *)" would be ideal. See Question&Answers more detail:os...

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

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678 views

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ios - Saving Modified Data in CloudKit

I have been testing out CloudKit as i wish to release an app using it when the release of iOS8 occurs. ... = "iCloud.com.yourcompany.CloudKit"> See Question&Answers more detail:os...

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

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675 views

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ios - How to detect "clear" notifications

if more than a minute pass from the time a user notification arrived to notification center, there ... dismiss several notifications together? See Question&Answers more detail:os...

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

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552 views

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ios - Embed Youtube videos :- with contains content from * , it is restricted from playback on certain site

How to embed a Youtube video that has copyrighted content in it. For example when you try playing this video(http: ... Thanks for all the help! See Question&Answers more detail:os...

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

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518 views

1 answer

ios - UITableView comes to a crawl when adding a UILabel with cornerRadius to each cell

I'm adding a UILabel to each cell in my table view. This presents no problem initially. When I round the ... .0f; [cell addSubview:label1]; See Question&Answers more detail:os...

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

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416 views

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ios - How to get data to return from NSURLSessionDataTask

I have a registration view controller which handles all the user input and calls a function in another class ( ... resume]; return jsonArray; } See Question&Answers more detail:os...

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

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1.3k views

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ios - Detect when view controller appears from pop

I am popping a view controller deep within a navigation stack. Is it possible to detect if the view controller is ... if B appears from a pop? See Question&Answers more detail:os...

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

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609 views

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ios - how to send push notifications to iphone using fcm(firebase console) in PHP?

While sending the notification from firebase console Notification is working fine. I am getting push notifications on ios ... is working fine... See Question&Answers more detail:os...

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

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630 views

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ios - Cannot change UITableView blue highlight color

I set: cell.selectionStyle = UITableViewCellSelectionStyleGray; and use the code to highlight a row: NSIndexPath * ... Any idea? 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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466 views

1 answer

ios - What are alternatives to NSURLConnection for chunked transfer encoding

I've checked for other questions relevant to this, but the only answer is "Use ASIHTTPRequest" as this is no ... ones but none that are recent. See Question&Answers more detail:os...

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

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452 views

1 answer

ios - An error occurred while listing Android targets

I am getting this same error while trying to add platform Android to simple HelloWorld application created using ... Tools and Platform Tools. See Question&Answers more detail:os...

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

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642 views

1 answer

ios - Swift 3 :Closure use of non-escaping parameter may allow it to escape

I have the following function where I have completion handler but I'm getting this error: Closure use of non- ... 'll really appreciate you help See Question&Answers more detail:os...

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

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548 views

1 answer

ios - How to make UITableview with Textfield in swift?

I want to make a table view with textfields in each cell, I have a custom class in a swift file: import UIKit ... empty How can I make it work? See Question&Answers more detail:os...

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

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548 views

1 answer

ios - Dynamic UILabel height inside UIScrollView with Autolayout

I am using autolayout with UIScrollView to show some attributes from an object. I download this information dinamically ... am I doing wrong? See Question&Answers more detail:os...

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

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746 views

1 answer

ios - UITextField set cursor to start text position

I need to move cursor to start text position on set focus on the textfield. Is it possible tot do? See Question&Answers more detail:os...

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

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577 views

1 answer

ios - presentViewController shows black page

- (IBAction)submitButtonClicked:(id)sender{ NSLog(@"here"); SuccessOrFailViewController *sfvc = [[ ... viewController instead ? See Question&Answers more detail:os...

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

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520 views

1 answer

ios - UIView transitionWithView swift syntax

Can some help me with the syntax of the transitionWithView in swift. in objective-c I would use it like ... completion handler to work. 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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700 views

1 answer

ios - How can I Pause a NSOperation in a NSOperationQueue?

I need to pause a running NSOperation which was inserted in an NSOperationQueue. Currently I am canceling all operations ... there any way out? See Question&Answers more detail:os...

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

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772 views

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ios - swift protocol, IBOutlet property cannot have non-object type

I would like to wire up a custom swift delegate in IB. The delegate is an object that implements a certain ... ? ^~~~~~~~~ See Question&Answers more detail:os...

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

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610 views

1 answer

ios - Is it possible to rotate a Node around an arbitrary point in SpriteKit?

Is there a way to rotate a Node in SpriteKit around an arbitrary point? I now I can manipulate the ... kind of rotation in SpriteKit? See Question&Answers more detail:os...

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

0 votes

527 views

1 answer

ios - Update badge counter in Swift

With following code I get (2) in the badge icon immediately after app compiling: func application(application: UIApplication ... how to fix 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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568 views

1 answer

ios - XCode 6 and Ad-Hoc distribution without XC: provisioning

Yesterday I've downloaded Xcode 6 and now I have got a problem I can't solve. In my member center I' ... Ad-hoc profile is distribution profile. See Question&Answers more detail:os...

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

0 votes

560 views

1 answer

ios - How to write a generic apply() function in Swift?

Is there any way to get the following working in Swift 3? let button = UIButton().apply { $0.setImage( ... to repeat it explicitly. 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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874 views

1 answer

ios - How to disable UIPickerView (Objective-C)?

Is there a way to make the UIPickerView read-only? This means that the user cannot flip through the options. PS. ... there and not to touch 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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500 views

1 answer

ios - "Semantic error: Redefinition of '__ccContentScaleFactor' with a different type" in Cocos2D v2

i have developed a new game and it is running perfectly fine on my real ios devices and even on simulators but ... update xcode to 5.1. thanks See Question&Answers more detail:os...

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

0 votes

543 views

1 answer

ios - Why can't I use "description" as an attribute name for a Core Data entity?

I have a simple Core Data entity that had a string attribute named "description". The program crashes when it hits ... key words if they exist? See Question&Answers more detail:os...

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

0 votes

577 views

1 answer

ios - Loading UIViewController "from" Nib File

I am trying to create an UIViewController from a Nib file. On Google I found that I can only load an UIView ... 6.3 - Not using Storyboards See Question&Answers more detail:os...

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

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