[zeromq-dev] how to reliably wait for SUBscribers to connect before sending messages

[Luca Boccassi]

On Fri, 2018-01-05 at 12:04 +0100, Francesco wrote:
> Question for zmq developers: would be possible to add a new event to
> the
> socket monitor interface that tells you when the SUB side has
> _really_
> connected and is for sure ready to receive messages?

Use XPUB - it will deliver the subscription message to the pub socket.

Kind regards,
Luca Boccassi
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