Android Hide the title bar in 2 ways

In android, we can hide the title bar in 2 ways. Hiding the title bar is used to show the full screen in game applications, browser related applications, etc…
First method is through code , we have already seen that.
Second method is through AndroidManifest.xml. You can give the below source in your androidmanifest.xml to hide the title bar.

1 <activity android:name=".YourClassName"
2 android:theme="@android:style/Theme.NoTitleBar">
3 </activity>

The output will looks like
Before,

After,