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Effective Unit Testing – Not All Code is Created Equal

Unit Testing is one of the most adopted methodologies for high quality code. Its contribution to a more stable, independent and documented code is well proven . Unit test code is considered ...
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Send A Relevant Dilbert Strip To Your Boss

The Dilbert comics is just 2 years younger than me, which means there are thousands of strips. Most of them represent a mocked real-world situation, especially about big corporations ...
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WADL in Java: Gentle introduction

WADL (Web Application Description Language) is to REST what WSDL is to SOAP. The mere existence of this language causes a lot of controversy (see: Do we need WADL? and To WADL or not ...
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Arquillian with NetBeans, WebLogic 12c, JPA and a MySQL Datasource

You probably followed my posts about testing more complex scenarios with embedded GlassFish (Part I / Part II). Next on my list of things to do was to get this setup working with latest ...
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Hadoop Modes Explained – Standalone, Pseudo Distributed, Distributed

After Understanding What is Hadoop Lets start Hadoop on Single Machine: This post contains instructions for Hadoop installation on ubuntu. This is a quick step by step tutorial of Hadoop ...
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MongoDB with Spring Data project

All of us are observing the explosion of NoSql solutions these days. I get used to RDBMS but those are not a solution for all kind of challenges you might have. In my recent experience ...
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Sharding system architecture: Several things you may need know

[Introduction] Some of you may wondering what’s sharding? If you don’t know the concept, please read the link http://en.wikipedia.org/wiki/Shard_(database_architecture). ...
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Configuring MyBatis 3

MyBatis is a very popular and also most efficient SQL mapping framework. MyBatis is available for both in java as well as .net language. MyBatis is not really an alternative of Hibernate ...
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Java 7: How to write really fast Java code

When I first wrote this blog my intention was to introduce you to a class ThreadLocalRandom which is new in Java 7 to generate random numbers. I have analyzed the performance of ThreadLocalRandom ...
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The Wizard Design Pattern

We all love wizards…. (Software wizards I mean). We are always happy to jump on those ”Next” buttons like we were dancing the funky chicken on our… well you get ...
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