Mandatory links to always have in your bookmarks

Let's start with useful links that you should always have in your browser bookmarks and which would never be out-dated.

Any questions around C / C++ / STL:
https://en.cppreference.com/w/

For any C++ compilation questions:
godbolt.org from Matt Godbolt https://xania.org/

Anything around modern C++ (C++11 and up) you would like to better understand:
C++ Insights from Andreas Vertig https://www.andreasfertig.info/index.html
"That's a Clang based tool which shows how the compiler sees your source code. It transforms your C++ input into an enriched version with all the things your compiler adds to the source code behind the scenes."


[keywords: c++, c++11, c++14, c++17, gcc, g++]