Hello World

main.xml
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center">

    <TextView
        android:text="@string/hello_world"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

</LinearLayout>

<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>

MainActivity.java
~~~~~~~~~~~~~~~~

package km.komyo.hl;

import android.app.*;
import android.os.*;

public class MainActivity extends Activity
{
    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }
}