Desaturate icons

convert -modulate x,y in.png out.png

(eg: x,y = 130, 10) modulate = vary brightness, contrast and hue

not -monochrome (=only 2 colours, not grayscale);

Android icon template size: 864/864.  Hi res = 72×72

Chooser icons – sub icon is 250x on largest axis, located at 568,100

Recipe for traversing a Cursor:

 while (cursor.isAfterLast() == false) {
    // do stuff

Basic anonymous toast:
Toast.makeText(view.getContext(), msg, Toast.LENGTH_SHORT).show();

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