Technology weblog

Wednesday Sep 06, 2017

The death of software architecture

In my series "the death of...":

Monday Sep 04, 2017

Jez Humble's response on branching

In the endless discussions I need to do almost everywhere on branching, there is the one and only reply from Jez Humble to save the day. Moreover, see Martin Fowler on Continuous Integration and Branches considered harmful. Finally, in 5 traits of a good delivery pipeline there are references to "on DVCS, Continuous Integration, and Feature Branches", and "Enabling Trunk Based Development with Deployment Pipelines", all stating the same message.

Jez Humble's reply is reproduced below: 

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Friday Feb 24, 2017

Configuring a CD pipeline using Docker

These two articles nicely describe how toset up your own Continuous Delivery stack using Docker containers:

Sunday Jul 10, 2016

The death of continuous delivery and object orientation?

I found the following articles to be very interesting:

Friday May 02, 2014

Link to a successful GIT branching model

Here at, we are using this branching model, which is a must read, as far as I'm concerned! As far as GIT rebasing is concerned (which is assumed a prerequisite in the former article), this page explains it well.

Wednesday Jan 06, 2010

Draw your UML diagrams online

A colleague of mine recommended me the site, which allows you to draw UML diagrams that look as if they were drawn by hand. Moreover, a drawing is created by entering commands in a text box, which enforces a uniform lay-out that hides all issues related to typsetting, which people normally can't get right and/or consistent. Check this tool out! 


Wednesday Oct 21, 2009

IntelliJ went open source

According to this announcement, IntelliJ went open source. Combined with the fact that the people using this IDE are among the better Java developers I know, this should be a decisive argument to take a closer look at it at home. 

Monday Oct 05, 2009

Contract Crawler 2.1.0 released

Contract Crawler 2.1.0 has been released, featuring a new front-end for mobile devices, read more on this blog.

Wednesday Mar 25, 2009

First day at ApacheCon Europe 2009

Today I attended a number of talks, including Embrace OSGi - A Developer's Quickstart by Carsten Ziegeler, Lucene Case Studies by Erik Hatcher, OSGi as Framework for Building a Product Line: Experience and Best Practices by Ruwan Linton, Running Hadoop in de Cloud by Tom White, Content storage with Jackrabbit by Jukka Zitting and Rapid JCR applications development with Sling by Bertrand Delacretaz.

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Friday Dec 05, 2008

Tomcat OutOfMemoryError: PermGen space

Recently, I was confronted with yet another java.lang.OutOfMemoryError: PermGen space. This time it was Tomcat, getting completely stuck after typically one or two days (/etc/init.d/tomcat-6 stop would fail!). I have a couple of applications deployed on Tomcat, and indeed these applications are predominantly based on Hibernate and Spring. Browsing on the Internet immediately made it clear to me that tracking the real cause was going to be a time-consuming activity.[Read More]

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