onactivityresult in recyclerview adapter code example

Example 1: how to get context in recyclerview adapter

private Context context;

Example 2: remove item from adapter android recyclerview

private void removeItem(int position) {
    int newPosition = holder.getAdapterPosition();
    model.remove(newPosition);
    notifyItemRemoved(newPosition);
    notifyItemRangeChanged(newPosition, model.size());
}