What I do is say in the Terminal: $ xcrun swift -version Output for Xcode 6.3.2 is: Apple Swift version 1.2 (swiftlang-602.0.53.1 clang-602.0.53) Of course that assumes that your xcrun is pointing at your copy of Xcode correctly. If, like me, you’re juggling several versions of Xcode, that can be a worry! To make sure … Read more
This happens because Apple’s servers may not be working correctly. Just wait and try later or next time. It will work for sure eventually.
Basically, you have to exclude arm64 for the simulator architecture, both from your project and the Pod project. To do that, navigate to Build Settings of your project and add Any iOS Simulator SDK with value arm64 inside Excluded Architecture. OR If you are using custom XCConfig files, you can simply add this line for … Read more
Try this: 1 – From Xcode menu open: Product > Scheme > Edit Scheme 2 – On your Environment Variables set OS_ACTIVITY_MODE = disable
If you get this, the app has installed on your device. You have to tap the icon. It will ask you if you really want to run it. Say “yes” and then Build & Run again. As from iOS 9, it is required to go to Settings → General → Device Management → Developer App … Read more
As of Swift 4+ It’s just: test1.count for reasons. (Thanks to Martin R) As of Swift 2: With Swift 2, Apple has changed global functions to protocol extensions, extensions that match any type conforming to a protocol. Thus the new syntax is: test1.characters.count (Thanks to JohnDifool for the heads up) As of Swift 1 Use … Read more
Yes you can do it. In Swift you can still use the “#if/#else/#endif” preprocessor macros (although more constrained), as per Apple docs. Here’s an example: #if DEBUG let a = 2 #else let a = 3 #endif Now, you must set the “DEBUG” symbol elsewhere, though. Set it in the “Swift Compiler – Custom Flags” … Read more
From Apple – Thanks for bringing this to the attention of the community and apologies for the issues you’ve been having. This issue stems from having a copy of the expired WWDR Intermediate certificate in both your System and Login keychains. To resolve the issue, you should first download and install the new WWDR intermediate … Read more
This problem happens when xcode-select developer directory was pointing to /Library/Developer/CommandLineTools when a full regular Xcode was required (happens when CommandLineTools are installed after Xcode) Solution: Install Xcode (get it from https://appstore.com/mac/apple/xcode) if you don’t have it yet. Accept the Terms and Conditions. Ensure Xcode app is in the /Applications directory (NOT /Users/{user}/Applications). Point xcode-select … Read more
For people who would have similar problems in the future, beware that this problem is fundamentally rooted in the mismatch of your iOS version and Xcode version. Check the compatibility of iOS and Xcode.