Hide the title bar of android application.

activity_main.xml

1. <RelativeLayout xmlns:androclass="http://schemas.android.com/apk/res/android"  
2.     xmlns:tools="http://schemas.android.com/tools"  
3.     android:layout_width="match_parent"  
4.     android:layout_height="match_parent"  
5.     android:paddingBottom="@dimen/activity_vertical_margin"  
6.     android:paddingLeft="@dimen/activity_horizontal_margin"  
7.     android:paddingRight="@dimen/activity_horizontal_margin"  
8.     android:paddingTop="@dimen/activity_vertical_margin"  
9.     tools:context=".MainActivity" >  
10.   
11.     <TextView  
12.         android:layout_width="wrap_content"  
13.         android:layout_height="wrap_content"  
14.         android:text="@string/hello_world" />  
15.   
16. </RelativeLayout>  

MainActivity.java

1. package com.mahi.hidetitle;  
2.   
3. import android.os.Bundle;  
4. import android.app.Activity;  
5. import android.view.Menu;  
6. import android.view.Window;  
7. import android.view.WindowManager;  
8.   
9. public class MainActivity extends Activity {  
10.   
11.     @Override  
12.     protected void onCreate(Bundle savedInstanceState) {  
13.         super.onCreate(savedInstanceState);  
14.           
15.         requestWindowFeature(Window.FEATURE_NO_TITLE);  
16.     
17.         setContentView(R.layout.activity_main);  
18.           
19.     }
20. }