How to set RecyclerView app:layoutManager="" from XML?
<p>How to set <a href="http://developer.android.com/intl/zh-tw/reference/android/support/v7/widget/RecyclerView.html">RecyclerView</a> layoutManager from XML? </p>

<pre><code>    &lt;android.support.v7.widget.RecyclerView
        app:layoutManager="???"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/&gt;
</code></pre>