PopKernel questions

• Why does scala allow private case class fields?
• Creating UIImage from NSData created from buffer returns nil?
• What is the relationship between CGPDFContext and CGPDFDocument?
• How to debug custom geometry in SceneKit with Swift
• NSURLSession 3xx redirects and completion handlers
• How to turn off anti aliasing on a sprite kit node's texture
• Swift can't assign Range to variable?
• How to save a swift struct to file
• How to call an optional protocol method?
• Sizing of Live Views in Swift Playground

PopKernel answers