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Questions tagged [pulsar]

Lightweight threads, CSP and Erlang-like actors for Clojure.

Pulsar is a Clojure library that provides high-performance lightweight threads and Erlang-like actors. It is a Clojure API for the Quasar Java library, with the addition of pattern matching and an Erlang-like syntax.

For more information: http://docs.paralleluniverse.co/pulsar/

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Pulsar-Functions on existing messages

I am new to Apache Pulsar but I'm trying to use Pulsar-Functions to process existing messages on a topic. It seems that these functions are intended for streaming purposes only, so they would only get triggered when new messages arrive to the input…
Ozzy R.
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Apache pulsar - function execution not effecting the output

I followed the manual here: pulsar functions I have this function declaration in Java: package org.example.test; import java.util.function.Function; public class ExclamationFunction implements Function { @Override public…
omriman12
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I would like to enable Flink to read from Pulsar

I’m new to Pulsar! Now, I am trying to implement these codes( https://flink.apache.org/2019/05/03/pulsar-flink.html ) in Scala. However, I can’t find some classes(e.g. PulsarSourceBuild). How can I do them in Scala? Where should I check?
xksa
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Receiving "No appender found" error for log4j2 when adding Pulsar appender

I'm working on a complex application that uses an Ignite version of log4j2. It works perfectly fine, but when I try to add a Pulsar appender it throws an error: log4j:WARN No appenders could be found for logger…
doctopus
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Maven for Ubuntu ARM64

I have a Jetson Tx2 which is Ubuntu Linux ARM64. I can't seem to find a 'binary' distribution for this. Is my only option to get the source for Maven 3.3.9, build that and then build Maven 3.5 using the 3.3.9 version? My ultimate goal is to get…
user3348249
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How to insert to clickhouse asynchronously with callback function in golang?

Now I want to insert some data from kafka to clickhouse. Is there any way to sense failure after asynchronous insertion failure because of ack?
CharmCcc
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