List/Grid Tag Archives: Akka

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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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become/unbecome – discovering Akka

Sometimes our actor needs to react differently based on its internal state. Typically receiving some specific message causes the state transition which, in turns, changes the way subsequent ...
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Request and response – discovering Akka

In the previous part we implemented our first actor and sent message to it. Unfortunately actor was incapable of returning any result of processing this message, which rendered him ...
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Your first message – discovering Akka

Akka is a platform (framework?) inspired by Erlang, promising easier development of scalable, multi-threaded and safe applications. While in most of the popular languages concurrency ...
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JavaOne 2012: Up, Up, and Out: Scaling Software with Akka

After the late-ending Community Keynote, I headed to Hilton Golden Gate 3/4/5 to see Viktor Klang‘s (Typesafe) ‘Up, Up and Out: Akka’ presentation. Klang is the technical ...
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Maven Web Project Kickstarter Codebase with Spring, Hibernate, Akka, Twitter Bootstrap, Apache Tiles and jQuery

I am happy to upload my second project to GitHub to help people get started with Java Web App Development as quickly as possible. I am sharing this code with Apache License 2.0. Here ...
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Akka STM – Playing PingPong with STM Refs and Agents

PingPong is a classic example where 2 players (or threads) access a shared resource – PingPong Table and pass the Ball (state variable) between each other. With any shared resource, ...
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Implementing Master Slave / Grid Computing Pattern in Akka

Master Slave pattern is a prime example of fault tolerance and parallel computation. The idea behind the pattern is to partition the work into identical sub tasks which are then delegated ...
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Processing 10 million messages with Akka

Akka Actors promise concurrency. What better way to simulate that and see if how much time it takes to process 10 million messages using commodity hardware and software without any ...
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Word Count MapReduce with Akka

In my ongoing workings with Akka, i recently wrote an Word count map reduce example. This example implements the Map Reduce model, which is very good fit for a scale out design approach. ...
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