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Neo4j: COLLECTing multiple values

One of my favourite functions in Neo4j’s cypher query language is COLLECT which allows us to group items into an array for later consumption. However, I’ve noticed that people sometimes ...
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Spring WebApplicationInitializer and ApplicationContextInitializer confusion

These are two concepts that I mix up occasionally – a WebApplicationInitializer and an ApplicationContextInitializer, and wanted to describe each of them to clarify them for myself. I ...
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Exploring the SwitchYard 2.0.0.Alpha2 Quickstarts

In one of my last posts I explained how you get started with SwitchYard on WildFly 8.1. In the meantime the project was busy and released another Alpha2. A very good opportunity to ...
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Embedded Jetty and Apache CXF: secure REST services with Spring Security

Recently I run into very interesting problem which I thought would take me just a couple of minutes to solve: protecting Apache CXF (current release 3.0.1)/ JAX-RS REST services with ...
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Optional and Objects: Null Pointer Saviours!

No one loves Null Pointer Exceptions ! Is there a way we can get rid of them ? Maybe . . .                    Couple of techniques have ...
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JUnit in a Nutshell: Yet Another JUnit Tutorial

Why Another JUnit Tutorial? JUnit seems to be the most popular testing tool for developers within the Java world. So it is no wonder that there have been written some good books about ...
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Apache Camel for Micro­service Architectures

I’ve been using microservice architectures before I knew they were called so. I used to work with pipeline applications made up of isolated modules that interact with each other ...
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Tips for (unit testing) JavaBeans

If you’re writing Java code chances are you’re writing at least a few classes that adhere to the JavaBean conventions, i.e., classes that have private properties with public getter ...
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Eliminating Development Redeploys using Gradle

For service development, my team recently moved away from Grails to the Dropwizard framework. One of the things I really missed from the Grails stack, though, was auto-reloading: any ...
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One Jar To Rule Them All: Apache TomEE + Shrinkwrap == JavaEE Boot

WARNING: I am not an expert of Spring Boot. There are a lot of things that I find really interesting about it and of course that can really improve your day-to-day work. Moreover I ...
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