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Configure Your OSGi Services with Apache Felix File Install

A recent post about Managed Services reminded me of a feature in Apache Felix File Install that I found worth mentioning. While working on a project with Holger, I learned from him ...
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Running out of memory without the OutOfMemoryError

This is actually a reincarnation of a post originally posted in ~2010. The flashback occurred when listening to our engineers cursing at a particularly nasty bug raising its head yesterday. ...
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Making Devops work outside of Webops

I’ve spent the last 3 years or so learning more about devops. I went to Velocity and Devopsdays and a bunch of other conferences that included devops stuff (like the last couple ...
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Setting up your application server with maven

In many cases there is no way to deploy an application without the need to setup your application before. In JBoss AS 7.x you may want to configure for example your database connection. ...
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Android JSON Tutorial: Create and Parse JSON data

This tutorial describes how to use JSON with Android. JSON stands for (Java Script Object Notation). It is a simple and light-weight data interchange format that can be easily read ...
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Who is a senior developer anyway?

What makes you a “senior developer”? Everyone and their dog calls themselves a senior developer these days. From fresh graduates to the CTO, everyone is a senior developer. But ...
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Java7 – A look back

I started writing a blog post on what’s new in the upcoming Java8 release, and thought I would start by doing a quick look back at what Java7 brought to us. Java7 was released back ...
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Building Camel-CXF REST Service in OSGi for Karaf – Multicasting and Aggregation

Please check out my other post on building plain CXF services (without Camel) in OSGi on Karaf. This is a basic tutorial on how tocreate a CXF REST service multicast (and parallelize) ...
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Exploring Spring Controller with JSTL view

Let’s improve our previous Spring JDBC application with some more exploration on Spring MVC’s Controller development. I will show another exercise of writing a new Controller that ...
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chef-solo with vagrant

To learn the concepts of chef, we can start by using chef-solo with Vagrant. See my previous post on Vagrant to install vagrant and know more about it. Next, lets install chef-solo ...
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