For some rides, all I really worry about is a flat, so I carry enough to fix that and not a lot else. On other rides, I may be concerned about a busted chain or spoke leaving me with a long walk home. In those cases, I take more. A pretty effective pump with a pressure gauge accurate enough for fat tires. True, you have to fuss with glue, but the patch is good for the remaining life of the tire.
Thumbs do the rest.
Several brands from which to choose. Place it inside the tire over the damaged spot, put the tire back on the rim, inflate, and you usually can limp home. Park now offers pre-cut boots, but you can just as easily make your own. Innovations' Fiber Fix spoke may be one of the most clever bike gadgets to come along in years. A Kevlar cord, it can fix any length spoke and will hold up for long rides if need be.