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Enterprise Java
Java API for JSON Processing (JSR-353) – Stream APIs
Java will soon have a standard set of APIs for processing JSON as part of Java EE 7. This standard…
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Core Java
Inadvertent Recursion Protection with Java ThreadLocals
Now here’s a little trick for those of you hacking around with third-party tools, trying to extend them without fully…
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Enterprise Java
JUnit: Naming Individual Test Cases in a Parameterized Test
A couple of years ago I wrote about JUnit Parameterized Tests. One of the things I didn’t like about them…
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Software Development
War Games, Pair Testing and Other Fun Ways to Find Bugs
I’ve already examined how important good testing is to the health of a project, a product and an organization. There’s…
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Enterprise Java
Score DRL: faster and easier in OptaPlanner
For OptaPlanner (= Drools Planner) 6.0.0.Beta1, I ‘ve replaced the ConstraintOccurrence with the much more elegant ConstraintMatch system. The result…
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Enterprise Java
Java EE CDI bean scopes
Contexts and Dependency Injection (CDI) for the Java EE platform is a feature that helps to bind together the web…
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Enterprise Java
Spring MVC Session Tutorial
Session management is one of essential parts for each web application. Since Spring MVC is a powerfull framework for a…
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Enterprise Java
JPA – Hibernate – Type mapping on package level
When we are finally mature enough to use some custom types mapping in JPA, we usually stuck with some provider…
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Groovy
Detecting Java Threads in Deadlock with Groovy and JMX
Unfortunately, Java applications taking advantage of multiple threads can at times run into the dreaded deadlock condition. Fortunately, the Java…
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