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... 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.

 

Stage switch with Spring

26 Mar 2017
Posted by Steven

Like other applications, my main project runs through several quality gates before being deployed on the production stage. For example, there is a developer stage, which simply is the locally running version on every developer machine, and a test stage. This test stage is similar to the production setup and can be used to test features before they are merged into the main branch of your version control system. Many projects use an additional quality stage which runs the latest stable build so the customer can test, too. The deployed system behaves differently for every stage.

Use Dependency Injection via Constructor

16 Mar 2017
Posted by Steven

Yesterday, I changed all of our field-injected Spring-dependencies to constructor-injected. This

Lessons Learned in February 2017

10 Mar 2017
Posted by Steven

This is what I learned in February 2017:

folder.listFiles() may produce NullPointerException

28 Feb 2017
Posted by Steven

Yesterday, I noticed a strange warning during a code review. IntelliJ IDEA warned me about this code:

No database tables visible in IntelliJ IDEA

22 Feb 2017
Posted by Steven

Yesterday, I finally found a solution of one of the most unnerving problems with IntelliJ IDEA. When connecting to my HSQLDB, I couldn't see any tables. They are supposed to be visible in the PUBLIC schema, but they aren't:

Searching the wilds of the internets, I found this simple solution: Under "options", I had to check "Resolve unqualified references" like this:

Lessons Learned in January 2017

07 Feb 2017
Posted by Steven

This is what I learned in January 2017:

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