You can set the background image to an activity by setting android:background xml attributes as followings: (Here, for example, Take a LinearLayout for an activity and setting a background image for the layout(i.e. indirectly to an activity)).
Mobdro is 100% legal in USA. You donât need to worry about it. Up to now, there is no legal issues regarding Mobdro application. Mobdro streaming application is quite familiar to UK and US people.
Piledriving is also known as spiking your opponent on their head. This is legal in WWE, and was legal in Pride, as you can see in the video, but it's not legal in the UFC. Fighters rarelyâif everâget scolded for this because it is so uncommon. Even if it does happen, the best a ref can do is say not to do it again.