Truncheon questions

• What's the correct way to do a 'catch all' error check on an fstream output operation?
• Using *this in C++ class method to fully overwrite self instantiation
• Is this example of the use of the C++ 'explicit' keyword correct?
• What is the safe way to fill multidimensional array using std::fill?
• Will exit() or an exception prevent an end-of-scope destructor from being called?

Truncheon answers