EDIT: (thanks Jeremiah / Rollo) By far the best way to do this in Swift for iOS is: view.subviews.forEach({ $0.removeFromSuperview() }) // this gets things done view.subviews.map({ $0.removeFromSuperview() }) // this returns modified array ^^ These features are fun! let funTimes = [“Awesome”,”Crazy”,”WTF”] extension String { func readIt() { print(self) } } funTimes.forEach({ $0.readIt() }) … Read more
controller_name holds the name of the controller used to serve the current view.
Screen’s Background Color (As of Xcode Version 13) I’m not sure if the original poster meant the background color of the entire screen or of individual views. So I’ll just add this answer which is to set the entire screen’s background color. Using ZStack var body: some View { ZStack { Color.purple .ignoresSafeArea() // Your … Read more
Kept having to return here to look up pg_get_viewdef (how to remember that!!), so searched for a more memorable command… and got it: \d+ viewname You can see similar sorts of commands by typing \? at the pgsql command line. Bonus tip: The emacs command sql-postgres makes pgsql a lot more pleasant (edit, copy, paste, … Read more
I’m amazed by everyone else’s MUCH more complicated answers. XML You can very simply define the alpha in the color definition of the button (or any other view) in your xml: android:color=”#66FF0000″ // Partially transparent red In the above example, the color would be a partially transparent red. When defining the color of a view, … Read more
private final void focusOnView(){ your_scrollview.post(new Runnable() { @Override public void run() { your_scrollview.scrollTo(0, your_EditBox.getBottom()); } }); }
You are right about AccelerateInterpolator; you should use LinearInterpolator instead. You can use the built-in android.R.anim.linear_interpolator from your animation XML file with android:interpolator=”@android:anim/linear_interpolator”. Or you can create your own XML interpolation file in your project, e.g. name it res/anim/linear_interpolator.xml: <?xml version=”1.0″ encoding=”utf-8″?> <linearInterpolator xmlns:android=”http://schemas.android.com/apk/res/android” /> And add to your animation XML: android:interpolator=”@anim/linear_interpolator” Special Note: If … Read more
To see a tree view in recent versions of Chrome: Navigate to Developer Tools > Network > the given response > Preview
It’s deprecated but it still works so you could just use it. But if you want to be completly correct, just for the completeness of it… You’d do something like following: int sdk = android.os.Build.VERSION.SDK_INT; if(sdk < android.os.Build.VERSION_CODES.JELLY_BEAN) { setBackgroundDrawable(); } else { setBackground(); } For this to work you need to set buildTarget api … Read more
You can try this nice little trick for C++. Take the expression which gives you the array and then append a comma and the number of elements you want to see. Expanding that value will show you elements 0-(N-1) where N is the number you add after the comma. For example if pArray is the … Read more