Hot testing of agile methodes and practices
Since a couple of years different ideas, concepts and methods are propagated under the buzzwords “Agility” and “Software Craftmanship”. But how good are they working in an economic everyday project...
View ArticleForkJoinPool vs. ThreadPoolExecutor
Recently, an article of mine appeared on the German site Heise Developer, and today the English translation was published on The H Developer. The article gives an introduction to the Java 7...
View ArticleFrom a Mathematician’s Point of View: JMeter – Beloved Crap Tool
My company, codecentric AG, has a strong disposition towards open source tools and solutions. Therefore, it is quite natural that for me as a Java performance specialist, the load testing tool of...
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International #TableTopDay at codecentric
All the geeks at codecentric were pretty excited about TableTopDay, a table top board gaming holiday invented by the fine folks at GeekAndSundry, Felica Day and Wil Wheaton. As response to their...
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Again! – 10 Tips on Java Debugging with Eclipse
You probably know some post of this kind. “n things about debugging” is a popular topic. For a good reason! I guess that I spent about 1 hour per day debugging my applications. That’s quite a lot time....
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MongoDB for the robot
We use the Robot Framework for some time for automated software tests in our projects. In addition, a few of my colleagues deal with the NoSql Database MongoDB (Tutorial MongoDB). The document...
View ArticleSSL: Man in the middle? – No, thank you!
At DWX Developer Week I recently gave a talk on SSL and man in the middle attacks. Due to the popular demand (and some internal scheduling issues) I repeated it again internally. However, the recording...
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Big Data – What to do with it? (Part 1 of 2)
Analyze it, of course! Uh, right….. but how? That’s what I’ll be going to talk about in this first part of a two-part blog series about Big Data analytics. So, if you are interested in getting some...
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Big Data – What to do with it? (Part 2 of 2)
Analyze it, of course! Yes, but we’ll do it nice and easy – without getting our hands dirty! Ok, maybe we get out hands just a little dirty This is the second part of my two-part blog series where I...
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JasperReports Tutorial: Dynamic Drill-Down Reports with MongoDB (Part 1 of 2)
In this article, I will demonstrate by means of a step-by-step tutorial, how one can create an interactive report, using only the community editions (i.e. open source versions) of the JasperReports...
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JasperReports Tutorial: Dynamic Drill-Down Reports with MongoDB (Part 2 of 2)
Let’s continue our work begun in part one of the tutorial! Step 3: The drilldown Step 3.1: iReport to JasperServer First, let’s connect iReport to the JasperServer, so that working with it becomes...
View ArticleJava 8 first steps with Lambdas and Streams
It’s coming soon: According to Oracle the new version Java 8 will be released in March 2014. This release will bring the largest changes on the platform since the introduction of Generics in version...
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TableTopDay 2014 at codecentric
codecentric participated this year again at the international TableTopDay, where we celebrate geekdom by playing board games all day. As last year, the event was open to everybody. Over the course of...
View ArticleEnterprise-ready production-ready Java batch applications powered by Spring Boot
This post introduces a new project we set up – our own Spring Boot starter for Spring Batch: spring-boot-starter-batch-web. Spring Boot is the new kid on the Spring block helping you build Spring...
View ArticleFive Spring features that I miss in the Java Enterprise Edition (JEE)
During the last years you could read a lot about the rise of the Java Enterprise Edition and the fall of Spring (a.k.a. Spring is the new legacy), only I don’t see it in real life’s work. For more than...
View ArticleWe Suck At This
The views and opinions expressed in this commentary are solely those of the author. 1. Let’s be frank We suck at being open and welcoming towards women. We also suck at being open and welcoming towards...
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Spring Boot Admin
With this blog post I want to show you a small administration tool. Idea Before showing you the project I want to give you a short explanation of the background. In the beginning of this year we...
View Articlecodecentric go challenge 2014: Interviews with Franz-Josef Dickhut and Rémi...
This Saturday, October 4th, at 4 pm, the first game of the codecentric go challenge 2014 will be started. We will document the finished game – which will be played on the KGS Go Server – at...
View Articlecodecentric go challenge 2014: Final Interviews
The codecentric go challenge 2014 is over. Franz-Josef Dickhut managed to defeat Crazy Stone, one of the two strongest go programs worldwide, in four games with three wins to one. You can replay and...
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The Machinery behind Machine Learning – Part 1
Machine Learning is one of the hottest topics on the web. But how do machines learn? And do they learn at all? The answer in most cases is: Machines do not learn, they optimize. This is the first blog...
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