rafix07 questions

rafix07 answers

• Prevent boost::asio::io_context from returning when there is no more work to do
• How to deduce the return type of a lambda?
• Callback using lambda with closures
• What goes wrong when passing a std::sub_match as argument to a std::thread?
• can std::async int a function quit out before task is finished?
• Copy-assigning to a tuple from an iterator range in C++17
• Do I Need to use ref With make_pair to Return a Reference?
• can't dereference value initialized iterator
• Why can I use `operator<<` on temporary std::ofstream objects?
• Pack expansion of variadic list of types into initializer list of complex types - is it legal?