Jan Schultke

Jan Schultke has asked 40 questions and find answers to 110 problems.

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

Jan Schultke questions

What happens if an assumption, i.e. [[assume]] fails in a constant expression?
Why can't I std::bit_cast the contents of a string literal?
Why does a better standard conversion sequence followed by a user-defined conversion not make an overload better?
Can you convert int*[N] to std::span<const int * const>?
When are fold expressions as template parameters allowed?
When to use std::expected instead of exceptions
When do I create a getter method without "get" in its name?
What are the [[reproducible]] and [[unsequenced]] attributes in C23, and when should I use them?
A byte type: std::byte vs std::uint8_t vs unsigned char vs char vs std::bitset<8>
Can you warn/error when mixing char8_t and char32_t in expressions?

Jan Schultke answers

Why there is no std::numbers::sqrtpi_v?
In clang, why does this template default parameter require the destructor to be instantiated?
Memory ordering with multiple releases and a single acquire
Smallest size of bit field
Why do algorithms use iterator_traits<T>::value_type instead of iter::value_type? [duplicate]
Using declaration for type alias template in derived class with tempate base
Why can't I std::bit_cast the contents of a string literal?
Is the correct return type deduced with decltype(auto)?
Catching exceptions by `const` value in C++. Compilers diverge
Why does a better standard conversion sequence followed by a user-defined conversion not make an overload better?