Hi,   Apple in his document about Writing High-Performance Swift Code, explains a way to do the Copy on Write manually, here:   https://github.com/apple/swift/blob/master/docs/OptimizationTips.rst#advice-use-copy-on-write-semantics-for-large-values   Nice section, but this arises some questions to me:   When we should start to consider to use manual Copy…

Hi   I’m unit testing some functions with completion handlers but I’m unable to get the callbacks to fire   Here is the code being tested: class MyClass1 {     static func updateName(with myStruct: inout, completion: @escaping (Error?) -> Void) {         var newName: String?…

How to fix it? ====== error message ====== ld: framework not found Protobuf ============ ===========     ====== Podfile ===== platform :ios, ‘8.0’ target ‘MyDemo do    use_frameworks!    pod ‘firebase/Core’    pod ‘firebase/Messaging’ end ================= Powered by WPeMatico