Agentlien questions

Agentlien answers

• Calculation of combinations/cartesian product of sets (without duplicates and without order restrictions)
• How to force c++ compiler to use registers?
• compare chars for equality without branching
• Dynamic parametrized constructor issue in C++
• C++ regex escaping punctional characters like "."
• Is it meaningless to declare the return type of a function as T&&?
• Algorithm for rewriting modified goto semantics
• Declaring a struct in a template class, undefined for member functions
• C++ exception inheritance ambiguity
• unordered_map - {{key,value},{key,value}} syntax invalid