Deduplicator

Deduplicator has asked 3 questions and find answers to 262 problems.

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Deduplicator questions

Why may there be a difference between union* and struct*?
Are end+1 iterators for std::string allowed?

Deduplicator answers

How can I get the sign-bit of a double?
Why call basic_string::substr with no arguments?
Does there exist a ranges::views::group_by counterpart that takes into account all elements, as opposed to just contiguous ones?
When i use cout.tie(NULL), program doesn't print anything for my code, but if i print endl, program works fine
Is perror thread-safe?
Is there a modifiable-view version of ranges::view::transform?
Get pointer to overloaded function that would be called
Can I disable static asserts?
warning: passing NULL to non-pointer argument of ‘std::thread::thread
How can I write a definition of function declared in template class returning pointer to struct object?