Official Apple guide is here https://developer.apple.com/library/ios/documentation/ToolsLanguages/Conceptual/Xcode_Overview/chapters/RunYourApp.html Scope What are schemes? Correcting Schemes. What are schemes? In Xcode schemes are used to modify the way a app is run or tested. You can add actions in form of shell scripts and email actions, before and/or after different phases of app like […]