https://nurkiewicz.com/2017/08/flatmap-vs-concatmap-vs-concatmapeager.html
flatMap() vs. concatMap() vs. concatMapEager() - RxJava FAQ
Podcast for developers, testers, SREs… and their managers. I explain complex and convoluted technologies in a clear way, avoiding buzzwords and hype. Never...
flatmapvsconcatmaprxjavafaq