In this post, we will see how to resolve How is it possible for a Mutex to be constructed at compile time? Question: It is now possible to compile the following code: I am trying to understand how this is ...

Question: I am experimenting with basic template metaprogramming. I tried implementing structure templates which help us establish whether their template argument is prime or not. I.e.: But the implementation above takes linear time. I wanted to boost it up to ...

Question: Consider below code: but can not compile this line because QString has not default destructor. How I can do something like this? Answer: In Qt 6.2 you can use the new u”my string”_qs syntax. https://doc.qt.io/qt-6/qstring.html#operator-22-22_qs If you have better ...

Question: I would like to use the fmt library to create a string_view from my format args. There is plenty documented about passing in a compile-time string as the format string, however, I want to output a compile-time string, so ...

Question: As of writing this metaclasses are sadly not a feature. I am trying to encapsulate a reference to a templated function inside some compile time object, ideally the compile time object is easy to make, something like a type ...

Question: The Raku docs describe ::?CLASS as a compile-time variable that answers “Which class am I in?”. Then, a couple of paragraphs later, it mentions $?CLASS, and says that it answers “Which class am I in? (as variable)”. What’s the ...