title: Where I can download for OS X 10.10 SDK for running a Mac Application in Xcode 6.3?
body: <p>I have one application related to network . When I am running that application in <strong>Xcode6.3</strong> it is showing like <em>"<strong>MacNetworkingTesting.app</strong> doesn't have any SDKs to build for My Mac. You can change <strong>MacNetworkingTesting.app</strong>'s Base SDK or Supported Platforms to support My Mac"</em> and how to run Mac Application in <strong>Xcode</strong>?</p>