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New posts in c++20
Why do C++20 concepts cause cyclic constraint errors while old-school SFINAE does not?
Nov 29, 2025
c++
language-lawyer
c++20
sfinae
c++-concepts
Is executing boost::asio::~strand<> on that same strand supported?
Nov 30, 2025
c++
boost
c++20
boost-asio
How to use iota_view for custom IntLike types?
Nov 29, 2025
c++
c++20
std-ranges
iota
What is a noop coroutine?
Nov 27, 2025
c++
language-lawyer
c++20
c++-coroutine
How to extract all tuple elements of given type(s) into new tuple
Nov 29, 2025
c++
tuples
c++20
constexpr
Is it possible to create a concept that is only a lambda?
Nov 29, 2025
c++
lambda
c++20
c++-concepts
Is there a workaround for template template arguments being invisible?
Nov 27, 2025
c++
c++20
template-templates
ranges::sort does not compile
Nov 26, 2025
c++
operator-overloading
c++20
std-ranges
The current state of reflection in C++20
Nov 25, 2025
c++
reflection
metaprogramming
c++20
std
Why is this concept true even though the expression used for checking does not compile?
Nov 24, 2025
c++
c++20
c++-concepts
Did C++20 change to allow conversion from array-of-known-bound `type(&)[N]` to array-of-unknown-bound `type(&)[]`?
Nov 25, 2025
c++
c++20
standards
CMAKE_CXX_STANDARD vs target_compile_features?
Nov 24, 2025
c++
cmake
c++20
What does the vertical pipe | mean in the context of c++20 and ranges?
Nov 24, 2025
c++
c++20
std-ranges
bitwise-or
Default equality operator for an empty union
Nov 22, 2025
c++
language-lawyer
c++20
union
comparison-operators
Efficient way to iterate over each key exactly once in unordered_multimap
Nov 24, 2025
c++
multimap
c++20
unordered-multimap
Why in particular should I rather pass a std::span than a std::vector& to a function?
Nov 24, 2025
c++
vector
c++20
std-span
Range concept for a specific type
Nov 23, 2025
c++
c++20
c++-concepts
std-ranges
Why does `std::format` require its arguments are aligned?
Nov 24, 2025
c++
compiler-errors
format
alignment
c++20
Any way to have an Implicit Lifetime Type with a user defined constructor?
Nov 23, 2025
c++
language-lawyer
c++20
lifetime
c++23
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