Princes Dock after dark

With these early sunsets I suppose I'd better practice taking shots at night but I won't be carrying a tripod round with me, too much faffing about. Here's a few from around Princes Dock, I don't think they're too shaky, a little grainy maybe but I'm sure there's a cure for that. Change the ISO I'm thinking. Maybe if I read the manual I'd know all the tricks of the camera ...