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Enterprise Java
MDB != JMS and vice-versa
Basics A Message Driven Bean (further referred to as MDB) is just another EJB like Stateless, Stateful or a Singleton.…
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Core Java
Advanced Creation of Hamcrest Matchers
Intro Last time, I went over what a Hamcrest Matcher was, how it’s used, and how to make one. In…
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Core Java
Redesigning Hamcrest
I’ve done a few posts on the Hamcrest library, and I really do enjoy using it, but there are a…
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Core Java
Java Lambdas and Low Latency
Overview The main question around the use of Lambdas in Java and Low Latency is; Does they produce garbage and…
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Agile
Burning Down The House–Agile Remix
Burn-down charts are awesome. They are part of agile’s set feedback loops. Take a look at a burn-down chart, and…
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Groovy
Suis-je Groovy? No! What Pivotal’s Decision Means for Open Source Software
Today there was great news in the JVM ecosystem. Pivotal, the company who is committed to OSS has become a…
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Enterprise Java
EE Servlet 3: Developing User Login with Session and Filter
I have introduced the Application class in my previous post where you can setup backend services. One example service I…
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Groovy
Grails chained select – load data on one dropdown box depending on another
This tutorial will show how to create two select boxes where the second select box’s items are affected by the…
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Groovy
Grails render images on the fly in GSP
This tutorial will show how to generate PNG images on the fly and display inside a GSP. This can serve…
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