Not really. Consider Vietnam. Any time the USA faced the NVA in open combat they pretty much handed the NVA their asses. Any time the US has met an adversary in open combat they pretty much have the firepower on hand and the military expertise to fuck up whomever they are dealing with. The willpower to use it? Not always there...
Home fries with onions are amazing. Add a bit of seasoned salt and pepper and you have winning. I would generally add a protein with it to make it a meal tho.
I think that a couple of these look like they would add a useful anti swarm and anti-air ability.
http://www.defensenews.com/story/defense/naval/coast-guard/2015/04/09/aselsan-naval-gun-system-croatian-coast-guard/25512727/
I was reading an article the other day about this. I think large/heavy fighters or bombers being used as missile trucks are looking more and more likely. The reasoning being given is with stealth becoming a dominant technology the low capacity of the Raptor/F35 with internal stores comes into play.
Interesting breakdown of the political situation in Pakistan, as pressure mounts from the Saudis for them to join in against the Houthi rebels.
http://america.aljazeera.com/articles/2015/4/8/saudi-request-on-yemen-sparks-crisis-in-pakistan.html