ALX23z questions

ALX23z answers

• In C++ threads, should I pass shared_ptr by value or reference?
• Should I use dynamic_cast whenever for downcast?
• where downcasting is actually useful?
• Why do the constructor of the derived classes want to initialize the virtual base class in C++?
• Passing a std::shared_ptr<T> to a function that takes a std::shared_ptr<const T>?
• What causes the strange behaviors when calling a lambda with [&] capture clause inside which a variable outside current scope is used in C++?
• std::future_error: No associated state
• template deduction/substitution fails on smart pointers
• Using overriden function in base class constructor for derived class
• C++ template specialization priority. Templated specialization