You're probably here because you tried adding a Swift source file to an Xcode project targetting a static library and you got the following message: Swift is not ...

Using react-native run-ios is successfully, when I use Xcode to build and run the project, produce this error: ` ld: warning: directory not found for option ‘-L ...

I'm teaching myself Mac OS X programming, and have decided to write all new Mac code in Objective-C using Cocoa. However, I have a very large library of C++ classes that I do not want to port to ...