startActivity(new Intent(SecondScreen.this,FragmentOne.class).
putExtra("key", VideoFullUrl));
And in FragmentOne.class which extends android.support.v4.app.Fragment
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
String url = getIntent().getStringExtra("key");//here showing compilation error "cannot resolve method getIntent "
//somecode....