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Lazy sequences implementation for Java 8
I just published LazySeq library on GitHub – result of my Java 8 experiments recently. I hope you will enjoy it. Even if you don’t find it very useful, it’s still ...
Creating a delegating login module (for JBoss EAP 6.1)
[ If you only want to see code, just scroll down ] Motivation In RHQ we had a need for a security domain that can be used to secure the REST-api and its web-app via container managed ...
JBoss AS7 JNDI & EJB 3.1 Naming changes
As a result of the “feature train” continuing to march on and us not keeping our software stack up-to-date, our team finds ourselves in the un-enviable position of having ...
Look At It Carefully And You Will Find Something To Improve
I propose you an exercise: when you come back to work tomorrow morning, navigate through the source code of your project and try to find opportunities of refactoring. Do it even if ...
Spring Data Solr Tutorial: Introduction to Solr
Most of the applications must have a some kind of a search function. The problem is that search functions are often huge resource hogs and they can kill the performance of our application ...
Hadoop setup on single node and multi node
We will describe Hadoop setup on single node and multi node. The Hadoop environment setup and configuration will be described in details. First you need to download the following ...
Minor Gotchas from migration to Java 7
After several years of pushing, we are finally starting to pull our application out of the dark ages in terms of software levels and one of those steps is upgrading our Java version ...
Heroku and Java – From Newbie to Beginner, Part 1
Recently I’ve heard that Heroku allows deployment of Java applications in it’s Cedar stack. Having no real software idea I decided I’ll give it a try and just configure SOMETHING ...
Asynchronous CDI Events
Few days ago, during our regular code review, one of my colleagues raised a question what would happen — and if it’s even possible — when a CDI Observer (so a method with parameter ...
The Democratization of Search
Over the past year and a half, I’ve watched ElasticSearch grow from a seemingly part-time code experiment into a thriving ecosystem. Not only has the number of client libraries grown ...
