Making use of the open sources of WSO2 ESB

When implementing services using the WSO2 stack (or any other open source Java framework) you will sooner or later run…

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Developing with WSO2

Since a few months I am back working with WSO2 products. In the upcoming posts I describe some of the…

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right-pad values with XSLT

In this post an XSLT function that can be used to right-pad the value of an element with a chosen…

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Mule ESB, ActiveMQ and the DLQ

In this post I will show a simple Mule ESB flow to see the DLQ feature of Active MQ in…

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Running multiple ActiveMQ instances on one machine

A few weeks ago I started making use of Apache ActiveMQ again as the JMS provider with my Mule ESB…

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Unit testing a Java Hadoop job

In my previous post I showed how to setup a complete Maven based project to create a Hadoop job in…

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Run your Hadoop MapReduce job on Amazon EMR

I have posted a while ago how to setup an EMR cluster by using CLI. In this post I will…

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Writing a Hadoop MapReduce task in Java

Although Hadoop Framework itself is created with Java the MapReduce jobs can be written in many different languages. In this…

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Source control your database with Liquibase

I recently started to use Liquibase on a project to keep track of the database changes in our Java Enterprise…

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