When I develop the iOS app user interface, I add one button and one activity indicator in the main storyboard file. Because I want to write swift source code to manage the button and the activity indicator, so I press the Control key and Drag & Drop the button and the activity indicator from the …
How To Rename IBOutlet Variable Or IBAction Function Without Lose Connection In Swift Read More »
When I use Xcode 10.3 to open an old Xcode project, I encounter the below error messages. The error message said unable to log in with the current apple account, and no profiles for the project were found. You can find the error message by clicking the project name in the Xcode project left side …
After I upgrade my Xcode to version 10.3, I found all the iOS simulators which I used before have lost. And when I build or run the iOS app in Xcode, it will use a Generic iOS Device only, but I do not have a real iOS device connected to my Mac computer at all, …
How To Download iOS Simulator To Fix Xcode Error Can’t Select iOS Simulator Read More »
When I develop iOS app use Xcode and build my iOS app, I suddenly meet an error which said failed to create provisioning profile. there are no devices registered in your account on the developer website. Plug in and select a device to have XCode register it. This error confused me a lot of times. …
