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Core Java
Java 8 Status Updates
The two big new language features of the upcoming Java SE 8 release are Lambda Expressions and Modularity. For both,…
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DevOps
Closed loops: the secret to collecting configuration management data
In my last post, How NOT to collect configuration management data, I gave a quick rundown of some losing CM…
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Enterprise Java
Simulating CDI’s Session and Request Scope in a J2SE app
We’re currently considering refactoring the Naked Objects framework to use JSR-330 (dependency injection) and EE-oriented big brother, JSR-299 (CDI). Using…
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Groovy
Using Groovy – A soft introduction
Groovy is an object-oriented programming language for the Java platform and can be used as a scripting language. Most of…
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Enterprise Java
Enabling JMX in Hibernate, EhCache, Quartz, DBCP and Spring
Continuing our journey with JMX (see: JMX for human beings) we will learn how to enable JMX support (typically statistics…
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Enterprise Java
OSGi: An Introduction
OSGi, created for Java-based systems, provides a framework for modular systems. OSGi makes it possible to define the dependencies of…
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Enterprise Java
DB unit testing with dbUnit, JSON, HSQLDB and JUnit Rules
In this week’s run of my TDD course, I thought it would be interesting to write a little fixture to…
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Software Development
Pair Programming: The disadvantages of 100% pairing
I’ve written a lot of blog posts in the past about pair programming and the advantages that I’ve seen from…
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Core Java
Debugging the JVM
In some (rare) cases you might find yourself in the situation that you managed to crash the JVM itself. I…
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