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Java EE 7 and WebSocket API for Java (JSR 356) with AngularJS on WildFly

This blog post describes the Java API for WebSocket Protocol (JSR 356) (which is one of four newest JSRs for the Java EE 7 platform) and provides a concrete application deployed on WildFly 8 and available online on OpenShift.[FR ...
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Top 100 Most Popular Scala Libraries – Based on 10,000 GitHub Projects

As Scala developers working in a language and ecosystem that’s rapidly growing and evolving, we’re faced with a constant dilemma whenever we write new code – go with that hot new Scala framework that everyone’s talking abo ...
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Big Data and R

This blog post is a presentation of tips on computing with Big Data in R, using Revolution R Enterprise 7.0 and RevoScaleR, Revolution’s R package for HPA computing, as introduced by Revolution Analytics blog. For more detailed ...
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Determining Presence of Characters or Integers in String with Guava CharMatcher and Apache Commons Lang StringUtils

A recent Reddit post asked the question, “Is there a predefined method for checking if a variable value contains a particular character or integer?” That question-based title was also asked a different way, “A me ...
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Getting started with Apache Mesos and Apache Aurora using Vagrant

Apache Mesos is a cluster manager that provides efficient resource isolation and sharing across distributed applications, or frameworks. Think of it as the “kernel” for your data center. Paco Nathan talked about this on one of ...
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Project Student: Webservice Server with Jersey

This is part of Project Student. Other posts are Webservice Client With Jersey, Business Layer and Persistence with Spring Data. The second layer of the RESTful webapp onion is the webservice server. It should be a thin layer that ...
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Introduction To JUnit Theories

Have you ever read a mathematical theory? It typically reads something like this: For all a, b > 0  the following is true: a+b > a and a+b > b Just typically the statements are more difficult to understand. There is som ...
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Top 10 JavaCodeGeeks posts for 2013

2013 is coming to an end. What a year! Loyal to our tradition, we are compiling the top Java Code Geeks for the year that just passed. As with the Top 10 JavaCodeGeeks posts for 2010, the Top 10 JavaCodeGeeks posts for 2011 and th ...
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What an Agile Project needs for success

In my previous posts I explained about the Attitude of a Great Software Developer and Attitude of a Great Software Tester.  I am a huge fan of Agile methodologies.  I believe, if an Agile project needs to be successful, there ar ...
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Node.js Buffer Operations

Pure javascript is not efficient in handling binary data. Node.js has native layer implementation for handling binary data, which is buffer implementation with syntaxs of javascript. In node.js we have buufer in all operations for ...
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