康桓瑋

康桓瑋 has asked 100 questions and find answers to 156 problems.

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康桓瑋 questions

What is the return type of ternary operator applied to 'const char* const&' and 'char* &'?
Under what circumstances is ref_view{E} ill-formed and subrange{E} not?
Why std::ranges::view_interface using CRTP
Why does `zip_view` not support `output_range`?
What is the ideal way to customize the separators and brackets for formatting ranges?
Getting unexpected result when combining [[no_unique_address]] with empty base class inheritance
Combined with C++23 Deducing this and conversion operator with auto return type?
Why does ranges::for_each return the function?
Why can't the compiler use the std::string conversion function of the class when perform operator<<?
The problem of libstdc++‘s implementation of std::declval

康桓瑋 answers

A c++20 range adaptor whose produced values are iterators to the underlying range
How to create a view over a range that always picks the first element and filters the rest?
Unexpected result with `std::views::transform`, probably caused by "unnamed temporary"
Iterating over first n elements of a container - std::span vs views::take vs ranges::subrange
Is std::from_chars supposed to handle uppercase hexadecimal exponents?
Is there a concept in the standard library that tests for usability in ranged for loops
How to convert std::variant<int, string> to string
How to convert this JavaScript code to C++
Unpacking first parameter from template parameter pack c++
How do I store the compile-time dynamically allocated memory so that it can be used in run-time?