ios tag

556 questions


1 answers
118 views
0
How to prevent text change animation when changing text in UILabel

If you animate the display location of UILabel (and View with UILabel as a child), changes to text that are not normally animated will also be animated.Below is the sample code.-(void)showErrorViewWit...

2 years ago

1 answers
45 views
0
How to add and migrate columns without losing Realm data

class UserClass:Object{ dynamic variable = 0 dynamic var user: String= let colorData=List<Color>() override static func primaryKey()->String?{ return user }}classVariousColor:Object{ dynamic...

2 years ago

1 answers
42 views
0
How to process each cell in the collectionView

I am currently creating a list application in the collection view.I would like to display the information I entered in the transition destination (inputViewController) that I clicked on the cell in th...

2 years ago

1 answers
37 views
0
ChildViewController.view.frame changes during screen rotation

class ViewController:UIViewController {letchildViewController: UIViewController= UIViewController()override func viewDidLoad(){ super.viewDidLoad() childViewController.view.backgroundColor=UIColor.gre...

2 years ago

1 answers
41 views
0
On iOS, I want to register tasks to be performed in a few hours to a few tens of days, and move the registered tasks even if the application process is turned off.

iOS appI have looked into various items below.However, I couldn't find anything to do what I wanted to do.DispatchQueueI was able to run in the background, but when I turned off the app process, it st...

2 years ago

1 answers
43 views
0
Which is the best way to initialize NSMutableString: allocinit, new, string?

I have a question about initializing NSMutableString for objective-c.NSMutableString*ms1 = NSMutableString string;NSMutableString* ms2 = [[NSMutableString alloc] init];NSMutableString* ms3 = [NSMutabl...

2 years ago

1 answers
69 views
0
detect the completion of a camera shoot

I implemented the camera using the UIImagePickerController, but how do I detect that the camera shooting is over?Can't I use the UIImagePickerController?When I tried to use the article How to use AVCa...


4 answers
29 views
0
I want to change the position of the button depending on the display size of the terminal (Swift)

Position the button on the StoryBoard.I would like to change it according to the display size of the application execution terminal.To change the positionbutton_Save.frame.origin.y+=100I thought it wo...

2 years ago

1 answers
33 views
0
Print on iPad

We are building a system using iPad.It is a service that uses PWA and is assumed to be used offline.In the end, we are thinking of a system in which exchange tickets are output from the printer when w...

ios
2 years ago

1 answers
33 views
0
Want to generate touch events dynamically with code on Swift4

On iOS, when the hardware detects a touch on the screen, the UIGestureRecognizer event is called, but without this actual physical touch, is it possible to send an event that pretends to be a touch on...

2 years ago
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