In Scala/Akka, you could use the ask operator and compose the resulting Futures,... | Hacker News

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		sbalea on July 20, 2020 \| parent \| context \| favorite \| on: The Zen of Erlang (2016) In Scala/Akka, you could use the ask operator and compose the resulting Futures, something like this: `for { a <- aProviderActor ? gimmeA b <- bProviderActor ? gimmeB aPlusB <- adderActor ? (add, a, b) } yield aPlusB`

smabie on July 20, 2020 [–]

Yeah, but you're blocking the thread. It's very very easy for you to deadlock the entire system writing code like this.

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