[zeromq-dev] topics on SUB PUB pattern

[Bill Torpey]

It’s not removed on the receiver side, which is a Good Thing, since it’s common for the receiver to need to know the topic of a received message.  (A single receiver can subscribe to >1 topic).

> On Aug 20, 2018, at 11:08 AM, Michael Hansen <michaelsvenna at gmail.com> wrote:
> 
> When doing sub/pub pattern, why does topic have to be part of the actual transmitted message? It feels really wrong to add meta data to the data and then remove it again on the reciever side? Is that just some flawed design decision and it really has to be like that, or am i misunderstanding something?
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