Sam Varshavchik questions

Sam Varshavchik answers

• For vs While for finding last item in linked list
• How to use "const unordered_map"?
• C++ - How to pass a comparator to STL functions correctly
• member function pointers to virtual functions
• Why is the constructor of a global variable not called in a library?
• How can I check if the type `T` is `std::pair<?, bool>` in C++?
• How const char* strings are compared?
• How to check if template argument is std::variant?
• multithread segment fault destructors
• Binding datagram socket in C++