Wil Shipley questions

Wil Shipley answers

• Unknown class '_FITagEditorView' error : is this normal?
• NSScrollView magnification of content
• "UI updates were forcibly disabled by application"
• CGImageSourceCreateWithURL returns always NULL
• iOS Core Data Migration big Issue
• How to remove CoreData's objects from memory?
• Line Number for Selected String in TextView
• Converting cv::Mat to MTLTexture
• Converting a C string inside a struct to a Swift String
• Keeping and NSDocument open without any windows