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Oracle ships Java 8

Oracle has decided to ship upgrade to JDK (Java Development Kit) 8 on March 18, even though the new release may come with a few bugs, as introduced by Full speed ahead: Oracle to ship ...
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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 former one it asks the latter by sending ...
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Why The Web Isn’t Semantic Yet

The semantic web. You’ve heard about it. What is it? Chances are, you don’t have a completely clear idea. But why isn’t the web “semantic” yet? First, it’s complex to understand. ...
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Spring Integration Publisher

Consider a hypothetical requirement – You have a service class in your application and you want to capture some information around the calls to this service:                   @Service public ...
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Evolving Gradle Build from Ant Build: Importing Ant Build File

Changing the build system on a large project can be difficult and a lot of work. Fortunately for those migrating Ant builds to Gradle builds, Gradle provides particularly convenient ...
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Geospatial (distance) faceting using Lucene’s dynamic range facets

There have been several recent, quiet improvements to Lucene that, taken together, have made it surprisingly simple to add geospatial distance faceting to any Lucene search application, ...
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Turning Twitter4J into RxJava’s Observable

aTwitter4J is a Java wrapper around Twitter API. While Twitter supports simple request-response interactions in this article we will explore streaming APIs. In contrary to request-response ...
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Programmers without TDD will be unemployable by 2022 (a prediction)

New year is traditionally the time of predictions, and several of the blogs I read have been engaging in predictions (e.g. Ian Sommerville “Software Engineerng looking forward 20 ...
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Post-hoc tracing using a debugger

Once nice little features of most debuggers that I have been exercising recently is the ability to log information on a breakpoint. This can be a really useful was to understand code ...
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A Camel Demo for Amazon’s Simple Worklfow Service

In a previous post I explained why AWS SWF service is good and announced the new Camel SWF component. Now the component documentation is ready and here is a simplistic fully working ...
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