it s from reactivex but doesn t really matter you can replac kotlinlang #announcements

it's from reactivex but doesn't really matter, you...

tschuchort

05/14/2018, 6:33 PM

it's from reactivex but doesn't really matter, you can replace it with

List

if you want to. Any monoidal structure will do. The point is that if you take a

List<T>

and a

List<S>

and combine them, the resulting list will have the type of their "closest" common super class

List<X>