xmllmx

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xmllmx has asked 347 questions and find answers to 9 problems.

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xmllmx questions

Why is a variable not an lvalue in C++?
Does `ios_base::app` guarantee `ios_base::out` is implicitly specified?
Why does C++ not allow a parameter to be a default argument? [duplicate]
How to avoid the "pessimizing-move" warning of NRVO?
Why were charN_t designed as built-in types, but std::byte was not?
Why does a recursive lambda with deduced return type not work?
Why is `iterator_category` deleted in `std::views::concat::iterator` if it's a pure input iterator?
Is "inline" required for "void f(auto) {}" in a header?
Why can't C++ using-declaration expose a protected member of base as a public member of derived?
Why and when should I declare a function as noinline in C++?

xmllmx answers

What replaces std::codecvt_utf8 in C++17 or how else do I convert an int to a u32 string? [duplicate]
What's the substitution of <codecvt> in C++17 or later? [duplicate]
Deprecated header <codecvt> replacement
how to pass arrays as parameters in constructor? c++
C++11 function definitions with auto keyword