I don't have any idea about any other restaurants in Vegas. We visited to Vegas for some official business meeting and we had been to the Eiffel Tower Restaurant. It is really an awesome place and all facilities are superb.
I think even if you have some basic coding knowledge in micro-technology, then you could develop some mobile apps. As you said you have basic c++ knowledge, I don't think it's enough to start any side business. I think you should try some website development for clients e.g. Hotels, Travel companies, Showrooms, Banks etc.
I thought in Texas there might not available the good chefs. We have visited to London and visited some hotels & restaurants over there, we were surprised that chefs over there really prepares awesome food.