public:
App_model(char const *filename, unsigned argc, char const **argv)
: _binary_ds(Romain::App_model::open_file(filename)),
_argc(argc), _argv(argv),
public:
App_model(char const *filename, unsigned argc, char const **argv)
: _binary_ds(Romain::App_model::open_file(filename)),
_argc(argc), _argv(argv),