How to Pass Intent to Browser in Android

Intent intent = new Intent("android.intent.action.VIEW", Uri.parse(stringurl));
startActivity(intent);

How to Hide Title Bar in Android Application

  To hide the title bar through out application we have to include android:theme attribute to application tag in the Andriod Manifast.xml

 <application android:name="TestApplication" android:theme="@android:style/Theme.NoTitleBar">

Then in entire application title bar was not visible.

How to Get Current Screen Orientation In Android

The following example gives the current screen orientation.

public int getScreenOrientation()
{
        return getResources().getConfiguration().orientation;
}

The above method return integer. We will compare as follows.

 if(getScreenOrientation() == Configuration.ORIENTATION_PORTRAIT)
 {
            //App is in Portrait mode
 }
 else
{
           //App is in LandScape mode
}

How to Check Availability of Wi-Fi through Android

 The following method Return whether Wi-Fi is enabled or disabled.
 True if enabled otherwise false.
 
 public boolean checkWIFI()
 {
        WifiManager wm = (WifiManager) getSystemService(Context.WIFI_SERVICE);
        return wm.isWifiEnabled();
 }