“show when run”

We have a react native project using Launch Screen.storyboard. Our target device is only iPhone. The Launch Screen.storyboard is showing when the app is being run on an iPhone. but when the app is running on an iPad with a phone layout the The Launch Screen.storyboard is not showing.

How do I show an image in a UIAlert view?

I found a bug in XCode 11.6 and/or Catalina 10.15.6. I have a work around listed below, but wondered if this a general problem that should cause concern? In brief, I extended NSString class in Objective C with some personal convenience methods. Here is simplified header for MyStringAdditiotions showing just one convenience method: @interface NSString (MyStringAdditions) (NSString *)unquote; @end The one method is code I wrote a long time ago to remove white space and then if needed remove quotes on a string using such code as NSString *myString = tquoted text; NSString *uqString = [myString unquote]; to return just uqString = quoted text. The code itself is irrelevant and I am sure it is correct, but I got reports from users that it stopped working in Catalina. I was unable to reproduce their problems until I noticed that when I compile and run my app in XCode it works fine, but if I quit XCode and launch the app just compiled in XCode directly in Catalina, in runs differently and q

I am totally stumped.I have a UIButton in a UITableViewCell. I set the UIButton.isSelected property to true from the UITableViewController. The code to do that is in an @IBAction method that a UIViewController unwinds to that I use to edit the selected row on the table view. The code runs. I even step through it and I see that it runs. But the UIButton doesn't show as selected.Anyone know what's going on here?

I am a beginner and I´m following a course.They use a project where the labels an so on where already set.I wanted to make some changes but when I run the app they doesn't show.

I'm currently making a tabbed app, and im having some troubles getting some things to show up during the test runs. How do you get the collection view that was made in a storyboard to show up when running the test on a device? everything is configured porperly in the storyboard, and other things show up in other tabs, like the navigation bars and such, but for some reason, i can't get the collection view to appear