NullPointerException of ViewPager when change orientation

In my last exercise of " ViewPager ", when change orientation, NullPointerException will be thrown in onSaveInstanceState()! May b...

Volga GAZ V12 Coupe

V12 / 5.576 cc / 385 PS / 406 ft/lb (550 Nm) @ 4.000 / 0 - 62 mph (100 km/h): 6,6 s / Vmax: 155 mph (250 km/h) (click images for a larger ...

Add Android Support Package

I have a old post " Install and setup Compatibility Package " describe how to include Android Support Package in Java Build Path. ...