Alan Birtles questions

Alan Birtles answers

• Why is std::array<T,0> sized and aligned according to T in libc++?
• stl function and function type vs function pointer type
• Will int to double conversion round up, down or to nearest double?
• C++ callback timer implementation
• How to make_from_tuple on the heap?
• Is it possible to create an array of constructors in C++?
• Have I succesfully removed the pointer from the heap?
• Why does syslog have two different function declarations?
• std::vector emplace_back implementation
• C++ istream input fails yet consumes data. Expected to be able read bad data after failure