Originally Posted by AdultKing

No, you've been able to do this for a long time, they're just making it seamless to average users.

The best thing about the new release of OS X is the coinciding release of Swift which will be a game changer for App development for both OS X and iOS

SpriteKit, SceneKit and some of the under the hood improvements to X Code are much better than Continuity and Handoff IMHO.