As part of the Eligotech Harpoon v2.5 release we have introduced the concept of plugins. Plugins allow you to extend the Eligotech Harpoon platform with any kind of functionality that you require for making your Big Data project a success. Our customers are using plugins...
Posted by David Greco in Hadoop, Harpoon, Pig Read More

  Security in Hadoop is really a complex matter; it involves all the moving parts composing the Hadoop eco-system, like HDFS, Impala, etc.   Eligotech Harpoon’s philosophy is to avoid any proprietary mechanisms that would introduce vendor lock-in. For that reason, securing the data in…

Posted by David Greco in Hadoop, Harpoon, Security Read More
Elasticsearch is a great piece of software, it’s a distributed and fault tolerant indexing engine based on Lucene. It’s based on a very simple peer to peer technology, you just run an Elasticsearch instance on each node belonging to your cluster and voilà you have your powerful...
Posted by David Greco in Elasticsearch, Hadoop Read More

The eventsourced library developed by Martin Krasser for Eligotech has grown into a full-fledged and robust solution for Actor persistence, offering support for reliable command– and event-sourcing, configurable message delivery guarantees, state snapshots and recovery. We are excited to announce that Martin is working with the Akka team in order…

Posted by Michele Di Gangi in actor model, akka, event sourcing, eventsourced, scala Read More

After fighting with all the craziness of Hadoop dependencies, sbt configuration, I managed to put together an sbt project that shows how to use Scalatest for testing map/reduce jobs and pig scripts inside an Hadoop minicluster. Hadoop provides a pretty good support for developing integration tests or at least tests that…

Posted by David Greco in Hadoop, Pig, scala Read More

scala-redis is getting a new non blocking version based on a kernel implemented with the new Akka IO. The result is that all APIs are non blocking and return a Future. We are trying to keep the API as close to the blocking version as possible. But bits…

Posted by David Greco in akka, redis, scala Read More

At my company we are developing an Hadoop based product, we use Scala extensively in combination with Akka, Play and our great open source contribution Eventsourced. We are very happy with this choice and everything is going pretty smoothly. We try as much as we can…

Posted by David Greco in Hadoop, scala Read More

I tweeted this over the weekend .. a good title for a possible blog post .. endo is the new fluent API .. — Debasish Ghosh (@debasishg) June 1, 2013 My last two blog posts have been about endomorphisms and how it combines with the…

Posted by Debasish Ghosh in dsl, functional, scala, scalaz Read More
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