When this class in the header file is added to the language, what problems will we be able to handle more easily and which syntaxes are planned to replace ? Below I am sharing a code I got from the...

According to cppreference, both gcc and clang have completed the implementation of P1102R2 ("Down with ()!") recently, which means we can define lambda expressions more concisely in C++23...

When derived class using base class constructor the deduction seems always fail. However, when the base class have lots of constructors it is very clumsy to re-define all the constructors. It is al...