Simplifying trading system with Akka

My colleagues are developing a trading system that processes quite heavy stream of incoming transactions. Each transaction covers one Instrument…

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Akka Java for large-scale event processing

We are designing a large scale distributed event-driven system for real-time data replication across transactional databases. The data(messages) from the source system…

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Akka Toolkit 2.3 released

The release of 2.3.0 version of Akka toolkit was recently announced. Akka is a very useful toolkit and runtime for…

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Three flavours of request-response pattern in Akka

Imagine a simple Akka actor system consisting of two parties: MonitoringActor and NetworkActor. Whenever someone (client) sends CheckHealth to the…

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Sending Email with Java and Akka actors

Akka is a concurrent framework written by Scala. Here I demonstrate sample application to send emails with Akka and implemented…

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Future Composition with Scala and Akka

Scala is functional and object-oriented language, which runs on the JVM. For concurrent and/or parallel programming it is a suitable…

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Managing congested actors in Akka

There comes a time in an Akka application when an actor can longer handle increasing load. Since each actor can…

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Akka vs Storm

I was recently working a bit with Twitter’s Storm, and it got me wondering, how does it compare to another…

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ElasticMQ 0.7.0: long polling, non-blocking implementation using Akka and Spray

ElasticMQ 0.7.0, a message queueing system with an actor-based Scala and Amazon SQS-compatible interfaces, was just released. It is a…

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