Jon Steinmetz questions

Jon Steinmetz answers

• Why are umbrella frameworks discouraged? [closed]
• Persistent Storage Cocoa/MacOSX
• Is there a built in mechanism for Miles/KM interchangeability for iPhone?
• NSMenuItem not being enabled?
• Apple App SKU: How do I view and change SKUs? [closed]
• Ideal way to single-instance apps on the Mac
• Call Javascript function of webpage in cocoa webview
• Cocoa : How to make multiline NSTextField?
• How to find if the mouse is over a view
• Mac App Store - link to App Review Page