/**
 * This is a brief comment about the $SymbolVirtual$$SymbolPrivileges$$SymbolStatic$function $SymbolName$.
 * This is the longer description about $SymbolName$.
 * @param	$MethodArgName$	Description of $MethodArgName$.
 * @return	$SymbolType$ The return types.
 */

/**
 * This is a brief comment about the public function from_string.
 * This is the longer description about from_string.
 * @param	t	Description of t.
 * @param	s	Description of s.
 * @param		Description of .
 * @param	f	Description of f.
 * @param		Description of .
 * @return	bool The return types.
 */
template <class T>
bool from_string(T& t, 
                 const std::string& s, 
                 std::ios_base& (*f)(std::ios_base&))
{
    std::istringstream iss(s);
    return !(iss >> f >> t).fail();
}