Jan Schultke

Jan Schultke has asked 29 questions and find answers to 91 problems.

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About

Computer Science student at TU Dresden. C++, Java, Python and Kotlin enthusiast.

Jan Schultke questions

How does partial ordering of function templates work?
Can you explicitly provide template arguments to std::gcd?
Validation after initializing variables in a constructor: why not the other way?
Can we name an ill-formed specialization as long as we don't instantiate it?
What is a fast fallback algorithm which emulates PDEP and PEXT in software?
What's the most simple tuple implementation in C++26?
What is the right std::atomic memory order for dynamic scheduling?
Is the author's union-based implementation of an optional<bool> well-defined in P2641?
What happens when an assumption, i.e. [[assume]] contains UB?
Why does std::println(std::vector) fail to compile?

Jan Schultke answers

Can I have a std::optional<T> if T is neither constructible nor copyable nor movable?
What is the rationale for non-addressable functions in namespace std?
How to calculate the minimum distance from the edge of any two circle SVGs
Capturing a `thread_local` in a lambda
std::convertible_to failing to recognize explicitly convertible types
Class template instantiation with incomplete types
How to simplify multiple functions with same logic but different parameter type?
Printing a comma-separated tuple using fmt library
Can std::atomic_flag be used in a signal handler
Why does C++ have no std::invocable_r concept?