c++20 - List Questions

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C++ - Why cant I chain after std::ranges::views::join?

slide_view requires forward_range since the elements need to be traversed more than once. This is not the case for join_view in your case, because the latter joins a nested range whose elements are pr...

Tags: c++, c++20, std-ranges

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C++ - How can I transform types from a variadic argument before sending to std::vformat?

I'd recommend changing the approach slightly, instead of having transform modify its argument, it should return a value that will replace in input. So you can have a set of overloads like this: std::s...

Tags: c++, c++20, variadic-templates

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C++ - Building query dynamically with fmt or std::format?

Maybe something like this can std::string clause = fmt::format("param=@p{}", fmt::join(ids, " OR param=@p"));

Tags: c++, c++20, fmt

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Why is jthread not presented in libc++ (using clang 18, c++26)?

The libc++ documentation has a webpage about C++20 status of libc++. Quoting the relevant footnote 8: P0660: The paper is implemented but the features are experimental and can be enabled via -fexperi...

Tags: c++, clang, llvm

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