Welcome!

... to the digital home of Steven Schwenke.

This site is supposed to be a showcase for my thoughts about software engineering, less a personal homepage. If you want to know more about me, invite me to a beer.

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This is what I learned in October and November 2016:

Posted by Steven

Couple of months ago, I started looking for a new desk for my home office. Changes in my project caused me to work from home a lot. Also, a colleague told me about how great a vertically adjustable desk is for his health. "It simply is the difference between backache and no backache." After researching the topic, I decided to buy a Hammerbacher XDSM for 751,75€.

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This article is part of a series about Java Forum Nord 2016, a conference that took place in Hannover, Germany. Links to articles about other talks I visited there can be found below.

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In preparation of my new workshop, I read about the Golden Master technique in detail. Because this is an important method to deal with legacy code and is easy to explain, this article is an extract from my workshop.

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This is what I learned in September 2016:

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A while ago, we fixed a really annoying defect in our code. Because we debugged for days without finding the reason for the defect, I want to share how we approached the problem and what the solution was. The breakthrough in this problem came when a colleague of mine reviewed our code and found a solution. So the first thing to take away here is: If you tried anything, ask a coworker to join you in the bug-hunt.

Our application has an HSQL database and uses Spring Data with Hibernate. Really early in the development, we encountered the following exception:

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