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Posted by Steven

A couple of weeks ago, I gave on of my "Writing awesome Java code" workshops. While I was explaining ways of designing APIs using lambda expressions, a participant asked a question that I couldn't answer. There was a simple lambda expression in the example code, the question was if it could be replaced with a method reference. I agreed and changed it to a method reference. However, the code didn't compile. That confused me, of course.

Posted by Steven

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

Posted by Steven

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.

Posted by Steven

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:

Posted by Steven

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

Posted by Steven

Since a couple of months, I have an idea that I cannot implement because of other priorities. It's about a project regarding mentoring in the IT. I understand mentoring as finding someone in your profession who is willing to share his knowledge, experience, time and resources to help develop yourself in that common profession. I had the luck to have several mentors since I went to the university.

Posted by Steven

This article is part of a series about Java Forum Nord 2015, a conference that took place in Hannover, Germany. Links to articles about other talks I visited there can be found below.

Posted by Steven

This article is part of a series about Java Forum Nord 2015, a conference that took place in Hannover, Germany. Links to articles about other talks I visited there can be found below.

My first Coderetreat

15 Nov 2015
Posted by Steven

Yesterday was the Global Day of Coderetreat and I spend it like it should be spent: I visited my very first coderetreat, organized by JUG Ostfalen. The slogan of this event is "a day to celebrate passion and software craftsmanship".

Posted by Steven

This article is part of a series about Java Forum Nord 2015, 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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