Caleth questions

Caleth answers

• The deduction guide for std::array
• Why doesn't message box block the thread? [duplicate]
• Is there a way to reuse std::atomic on a given int32_t?
• C++ Function with variable number and types of arguments as argument of another function
• Why does std::forward not work in the lambda body?
• Variant visitor with different return types
• Iterator with STL Algorithms and std::execution::par Execution Policy
• SYCL and standard ISO C++
• Correct way of inserting std::optional<T> into std::vector<T>
• Is dereferencing std::span::end always undefined?