fnc12 questions

fnc12 answers

• C++ issue : Cannot allocate an object of abstract type, but why?
• Cannot access property from class
• xcode project always gets facebook login fail status
• How to use Implicitly Unwrapped Optionals?
• How to mark a constexpr function's parameter unused?
• 106 duplicate symbols for architecture armv7
• Swift: Could not find an overload for '|' that accepts the supplied arguments
• How to Sort an array in an ascending order swift 2.3
• Calling derived class through base class function pointer
• CoreFoundation Trap error "Thread1:EXC_BREAKPOINT (code=EXC_ARM_BREAKPOINT, subcode=0xdefe)"