NetVipeC questions

NetVipeC answers

• Memory mapped file storage in stl vector
• Why is my n log(n) heapsort slower than my n^2 selection sort
• Unordered_Map Lookup Time
• Is the complexity of unordered_set::find predictable?
• In C++11 what is the most performant way to return a reference/pointer to a position in a std::string?
• A more efficient way than function reference?
• An easy way to watch a vector element in debugger
• vector of const pointers? [duplicate]
• Get index in vector from reverse iterator
• How to find a vector in a 2D vectors in C++?