JeremyP questions

JeremyP answers

• Understanding how to call functions from another source file in C
• Swift's Decimal precision issue
• How nil can call functions in Objective-C and Swift
• Key Value Pair in C Language
• What does "out of scope" mean in Xcode debugger (for iPhone)?
• Objective-c singleton baseclass
• Deploying an app with root privileges
• Left-To-Right Mark not working in Swift
• Difference between nil and () in Swift
• Memory leak with unsigned char *