Set a drawable as background programmatically

Question

EDIT: Sorry I realise from your comment my question was not clear enough. I will post a new one. Sorry for this and thanks for your answers

I am populat

Answer 1

Here the new Method

recyclerView.setBackgroundResource(R.drawable.edit_text_button_shape);

don't use this it's an old method recyclerView.setBackgroundDrawable(this.getResources().getDrawable(edit_text_button_shape));