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c++ Programming Glossary: bazC++ difference of keywords 'typename' and 'class' in templates http://stackoverflow.com/questions/2023977/c-difference-of-keywords-typename-and-class-in-templates Type class Example Container Type std allocator Type baz c templates keyword share improve this question typename.. typename param_t class Foo typedef typename param_t baz sub_t The second one you actually show in your question though..
When does invoking a member function on a null instance result in undefined behavior? http://stackoverflow.com/questions/2474018/when-does-invoking-a-member-function-on-a-null-instance-result-in-undefined-beha struct foo void bar std cout gman was here std endl void baz x 5 int x int main foo f 0 f bar a f baz b We expect b to crash.. std endl void baz x 5 int x int main foo f 0 f bar a f baz b We expect b to crash because there is no corresponding member..
Can we increase the re-usability of this key-oriented access-protection pattern? http://stackoverflow.com/questions/3324898/can-we-increase-the-re-usability-of-this-key-oriented-access-protection-pattern and so on to some N test struct bar struct baz struct qux void quux int double struct foo PASSKEY_1 restricted1_key.. struct bar PASSKEY_2 restricted2_key struct bar struct baz PASSKEY_1 restricted3_key void quux int double void restricted1.. restricted1_key f.restricted2 foo restricted2_key struct baz void run void cannot create passkey f.restricted1 foo restricted1_key..
How to generate a stacktrace when my gcc C++ app crashes http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes and prints a stacktrace to stderr when it segfaults. The baz function here causes the segfault that triggers the handler.. backtrace_symbols_fd array size STDERR_FILENO exit 1 void baz int foo int 1 make a bad pointer printf d n foo causes segfault.. make a bad pointer printf d n foo causes segfault void bar baz void foo bar int main int argc char argv signal SIGSEGV handler..
Why can I use auto on a private type? http://stackoverflow.com/questions/13532784/why-can-i-use-auto-on-a-private-type run vc2012 gcc4.7.2 class Foo struct Bar int i public Bar Baz return Bar int main Foo f Foo Bar b f.Baz error auto b f.Baz.. int i public Bar Baz return Bar int main Foo f Foo Bar b f.Baz error auto b f.Baz ok std cout b.i Is it correct that this code.. return Bar int main Foo f Foo Bar b f.Baz error auto b f.Baz ok std cout b.i Is it correct that this code compiles fine And..
C++ implicit copy constructor for a class that contains other objects http://stackoverflow.com/questions/1810163/c-implicit-copy-constructor-for-a-class-that-contains-other-objects a class like this class Foo Bar bar class Bar int i Baz baz class Baz int j Now if I do this Foo f1 Foo f2 f1 What will.. like this class Foo Bar bar class Bar int i Baz baz class Baz int j Now if I do this Foo f1 Foo f2 f1 What will the default.. will then call the compiler generated copy constructor in Baz c contains composition default copy constructor share improve..
C++: constructor initializer for arrays http://stackoverflow.com/questions/2409819/c-constructor-initializer-for-arrays Bar foo 4 array example struct Foo Foo int x ... struct Baz Foo foo 3 I know the following syntax is wrong but what's correct.. 3 I know the following syntax is wrong but what's correct Baz foo 0 4 foo 1 5 foo 2 6 edit Wild crazy workaround ideas are..
Is this key-oriented access-protection pattern a known idiom? http://stackoverflow.com/questions/3220009/is-this-key-oriented-access-protection-pattern-a-known-idiom SomeKey fine Foo is friend of SomeKey class Baz void do_stuff Bar b b.protectedMethod SomeKey error SomeKey..
Is it possible to emulate template<auto X>? http://stackoverflow.com/questions/5628121/is-it-possible-to-emulate-templateauto-x X void bar do something with X compile time passed struct Baz void bang int main Foo f f.bar int 5 f.bar decltype Baz bang.. Baz void bang int main Foo f f.bar int 5 f.bar decltype Baz bang Baz bang Would it be somehow possible to convert it to.. bang int main Foo f f.bar int 5 f.bar decltype Baz bang Baz bang Would it be somehow possible to convert it to the following..
Is there a way to instantiate objects from a string holding their class name? http://stackoverflow.com/questions/582331/is-there-a-way-to-instantiate-objects-from-a-string-holding-their-class-name A B C D ... instead. Like if you have a class Foo Bar and Baz it looks like this typedef boost variant Foo Bar Baz variant_type.. and Baz it looks like this typedef boost variant Foo Bar Baz variant_type template typename T variant_type createInstance..
http://stackoverflow.com/questions/6403055/object-destruction-in-c in reverse order of the base specifier list class Foo Bar Baz Quux x Quux y public ~Foo y and x are destructed here followed.. y public ~Foo y and x are destructed here followed by the Baz and Bar base class subobjects If an exception is thrown during..
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