@Override
    public void onDetachedFromRecyclerView(RecyclerView recyclerView) {
        mRecyclerView = null;
    }
Override this method to handle binding your items into views

@param holder   The ViewHolder that has the binding instance
@param position The position of the item in the adapter
@param payloads The payloads that were passed into the onBind method
DataBindingDataBoundRecyclerView/app/src/main/java/com/example/android/databoundrecyclerview/BaseDataBoundAdapter.java