Hacker News Reader

Agreed. Generics are in most modern typed languages, and traits are essentially interfaces. Maybe templates means C++ templates, which are essentially generics?

View on HN

In C++, concepts are essentially generics where templates are more like weird macros.

My guess is they meant metaprogramming in general (templates/generics, macros), but traits are not quite like the others.

Reply on news.ycombinator.com