public View getView(int position, View convertView, ViewGroup parent) {
    App app = getItem(position);
    View view;
    ViewHolder viewHolder;
    if (convertView == null){
        view = LayoutInflater.from(getContext()).inflate(resourceId,null);
        viewHolder = new ViewHolder();
        viewHolder.questionText = (TextView) view.findViewById(R.id.question);
        viewHolder.nameText = (TextView) view.findViewById(R.id.name);
        viewHolder.typeText = (TextView) view.findViewById(R.id.type);
        view.setTag(viewHolder);
    }else {
        view = convertView;
        viewHolder = (ViewHolder) view.getTag();
    }
    viewHolder.questionText.setText(app.getTitle());
    viewHolder.nameText.setText(app.getQuestionUserName());
    viewHolder.typeText.setText(app.getText());
    return view;
}
class ViewHolder{
    TextView questionText;
    TextView nameText;
    TextView typeText;
}

刚好手头在写这个，直接粘过来了。