Catfish_Man questions

Catfish_Man answers

• `objc_autoreleasePoolPush()` and `objc_autoreleasePoolPop()` functions and `@autoreleasepool` blocks
• dispatch_queue_t is serial queue then why does it even exists in multi-task concept?
• How does a OS X Launch Agent persist settings/state?
• Cocoa style: using polymorphism in collections
• How does the NSBundle's -load method register classes and other runtime resources with the Objective-C runtime?
• How to return a Range of Int in Swift?
• Any downside to never creating ObjC files but always creating ObjC++ files instead?
• Thoughts in accessing read only objects from different threads
• Need help understanding a specific alloc/release idiom in iOS/Objective-C programming
• Why does my object still work after countless releases?