readme.txt

C++ reference

https://en.cppreference.com/
https://learn.microsoft.com/en-us/cpp/cpp/cpp-language-reference?view=msvc-170


coding styles

suggestions 
https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md

style guide for c++
https://google.github.io/styleguide/cppguide.html


official view 
https://www.youtube.com/watch?v=2BuJjaGuInI
CppCon channel youtube