In a fragment, I have a button that opens up a PopupWindow. private class onMenuClickListener implements View.OnClickListener { @BindView(R.id.popup_radiogroup) RadioGroup popupRadioGroup; @Bin...

Coming from Java, I am trying to implement LinkedList in Ruby. The usual way I would implement this in Java is have an class called LinkedList and private inner class called Node with each object o...

I found this construct in some code. Is there any benefit to have a private static class implement A? This reminded me of the Pimpl idiom in C++. Is there any benefit to using the Pimpl idiom in ...