List/Grid Tag Archives: Akka

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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 high-performance, concurrent-data-processing framework, Akka. What’s Akka ...
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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 major rewrite, using Akka actors at the core and ...
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Typed ask for Akka

Akka is a great tool for writing distributed applications. One thing that always surprised me though is that while being based on Scala, which is a very type-safe language, the elementary ...
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WatchService combined with Akka actors

WatchService is a handy class that can notify you about any file system changes (create/update/delete of file) in a given set of directories. It is described nicely in the official ...
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Futures in Akka with Scala

Akka is actor based, event-driven framework for building highly concurrent, reliable applications. Shouldn’t come a surprise that concept of a future is ubiquitous in a system ...
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Software Transactional Memory (STM)

The Actor Model is based on the premise of small independent processes working in isolation and where the state can be updated only via message passing. The actors hold the state within ...
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Adding Turbochargers to JEE Apps

One of the key roles, I play is evangelizing Akka within my local community. As part of the discussions, the question/doubt usually in people’s mind is how can Akka provide better ...
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Non-blocking I/O – discovering Akka

Here comes the time to follow some good practices when implementing actors. One of the most important rules we should follow is avoiding any blocking input/output operations, polling, ...
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Two actors – discovering Akka

Hope you are having fun so far, but our application has serious performance defect. After measuring response times of the RandomOrgRandom class we developed in the previous part we ...
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Remote actors – discovering Akka

Assume our test application became a huge success and slowly a single server is not capable of handling growing traffic. We are faced with two choices: replacing our server with a better ...
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