安裝Xcode 7之后,由於文檔無法打開,我無法再構建和運行項目 [英]After installing Xcode 7 I can't build and run projects anymore as document fails to open
是否可以像執行C程序那樣在Xcode中運行Objective-C程序(不是iPhone / Mac項目)? [英]Can I run Objective-C programs (not iPhone/Mac projects) in Xcode like executing C programs?