JakeWharton

public class TweetAdapter extends BaseAdapter {
    // ...

    public View getView(int position, View convertView, ViewGroup parent) {
        TweetViewHolder vh = TweetViewHolder.get(convertView, parent);
        Tweet item = getItem(position);
    
        vh.user.setText(item.user);
        vh.tweet.setText(item.tweet);

polbins

Simple RecyclerView Divider

Simple Horizontal Divider Item Decoration for RecyclerView

    mRecyclerView.addItemDecoration(new SimpleDividerItemDecoration(
            getApplicationContext()
    	));

NOTE: Add item decoration prior to setting the adapter