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What I Have Changed My Mind About in Software Development
I really like this quote from Jeff Bezos: “Anybody who doesn’t change their mind a lot is dramatically underestimating the complexity of the world we live in.” Lately I have been thinking about what I...
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Tidy First?
“Software design is preparation for change; change of behavior” Tidy First? is a new book by Kent Beck. It is a short little book, only about 100 pages (and lots of white space on them), but it...
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Finding a New Software Developer Job
For the first time ever, I was laid off, and had to find a new software developer job. I managed to find a new one, but it took longer than I thought, and it was a lot of work. I was in contact with...
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Programming With ChatGPT
Using ChatGPT when I code has been a real productivity boost for me. Instead of reading an example on Stack Overflow and figuring out how to adapt it to my particular case, I immediately get code...
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Programming Conference – Jfokus Stockholm 2025
This week I attended the Jfokus software development conference in Stockholm, Sweden. I first went in 2011, and I have been back many times through the years. The conference has a Java focus (duh!),...
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More Good Programming Quotes, Part 6
Here are more good programming quotes I have found since my last post. Programming “Configuration is coding in a poorly designed programming language without tests, version control, or...
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Lessons From 9 More Years of Tricky Bugs
Since 2002, I have been keeping track of all the tricky bugs I have come across. Nine years ago, I wrote a blog post with the lessons learned from the bugs up till then. Now I have reviewed all the...
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In Praise of –dry-run
For the last few months, I have been developing a new reporting application. Early on, I decided to add a –dry-run option to the run command. This turned out to be quite useful – I have used it many...
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With Claude: Less Coding, More Testing
Having used Claude Code for a few months now, I have noticed how software development has changed for me. I write a lot less code, but I spend more time understanding and testing the code Claude has...
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Lessons Learned from Fixing Flaky Tests with Claude
We recently sped up our integration tests by a factor of ten by running many of them in parallel. There were several flaky tests in the new test suite. Claude was really useful in getting rid of...
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