Roland Weisleder
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rweisleder.de
Roland Weisleder
@rweisleder.de
560 followers 300 following 190 posts
Independent Java Software Developer and Consultant.
Bringing Legacy Java Systems Into the Future.
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Reposted by Roland Weisleder
mp911.de
Checking dependency upgrades is now a tool-tip away

#DependencyAssistant 1.0 is GA now

plugins.jetbrains.com/plugin/30958...

#Maven #Gradle #NPM #GitHubActions
September 17, 2026 at 9:43 AM
rweisleder.de
Slides should only support what you're saying, not replace it. You'll notice this, for example, when the audience points out that you haven't shared your screen yet... after 15 minutes.
September 7, 2026 at 8:32 AM
rweisleder.de
TIL: Iconify - over 300,000 open source vector icons

iconify.design
Iconify
All popular icon sets, one framework
iconify.design
August 26, 2026 at 11:38 AM
rweisleder.de
Just fixed a bug where Java's operator associativity actually mattered, hidden in some not-so-clean code.

I guess it's time for a blog post...
August 21, 2026 at 11:00 AM
rweisleder.de
Me traveling from DE 🇩🇪 into the NL 🇳🇱 bounded context. A domain event occurred.
Railway station sign for Deventer, a city in the Netherlands.
August 11, 2026 at 3:43 PM
rweisleder.de
OH "Ich bin im Unternehmen wie die Klobürste: für jeden Scheiß zuständig"
August 7, 2026 at 7:13 PM
rweisleder.de
Today I installed Windows XP so I could install a program from a CD published in 1998.

Being the badass that I am, I ignored the “optimized for Windows 95/98” part.
July 12, 2026 at 9:14 PM
rweisleder.de
Ah, those cryptic tracking numbers again... #scammers
July 7, 2026 at 6:42 PM
rweisleder.de
TIL: Stream#mapMulti

docs.oracle.com/en/java/java...
June 30, 2026 at 12:06 PM
Reposted by Roland Weisleder
volksverpetzer.de
Das AfD-Verbot wurde geprüft - und die rechtsextreme Partei erfüllt die Anforderungen des Verfassungsgerichtes laut neuem, extensiven Gutachten der @freiheitsrechte.org. Das ändert jetzt alles: www.volksverpetzer.de/aktuelles/af...
Ein AfD-Verbot hätte Erfolg – dieses Gutachten ändert alles!
Das AfD-Verbot wurde geprüft - und die rechtsextreme Partei erfüllt die Anforderungen des Verfassungsgerichtes laut neuem, extensiven Gutachten.
www.volksverpetzer.de
June 25, 2026 at 9:39 AM
rweisleder.de
Sitting in a bus in Strasbourg when suddenly @kevlin.bsky.social enters
Display in a bus showing a shell with a login prompt
June 23, 2026 at 9:25 AM
rweisleder.de
Today at the @lu.voxxeddays.com, talking about architecture and legacy systems
Main stage of the Voxxed Days Luxembourg
June 18, 2026 at 11:01 AM
rweisleder.de
Days since last "@Data generates wrong equals method" incident: 0
June 11, 2026 at 7:10 PM
rweisleder.de
Tonight at the @jugbb.bsky.social where @martinelli.ch talks about spec-driven development
Speaker in front of a screen showing the title slide of the talk "Lessons from Spec-driven Development"
June 9, 2026 at 5:02 PM
rweisleder.de
Most teams already practice spec-driven development.

Spec as in speculation.
May 24, 2026 at 7:12 AM
rweisleder.de
github.com/rweisleder/a... has reached 100 stars on GitHub 🥳 Nice to know that it’s helpful to at least some people. And also a sign that it’s time to plan another release.
GitHub - rweisleder/archunit-spring: Library providing predefined ArchUnit rules for Spring applications
Library providing predefined ArchUnit rules for Spring applications - rweisleder/archunit-spring
github.com
May 17, 2026 at 7:17 PM
rweisleder.de
Scaling #ArchUnit with Nebula ArchRules

netflixtechblog.com/scaling-arch...
Scaling ArchUnit with Nebula ArchRules
By John Burns and Emily Yuan
netflixtechblog.com
May 13, 2026 at 5:40 PM
rweisleder.de
In today's episode of "tell me you don't understand agile without telling me you don't understand agile":

"We canceled the Daily because the PO is on vacation."
May 8, 2026 at 9:04 AM
rweisleder.de
Complexity is easy to add, but hard to remove.
April 27, 2026 at 2:09 PM
rweisleder.de
Started the day fixing an N+1 problem.
Turns out it’s a 4N+1 problem.
Happy Monday.
April 20, 2026 at 2:42 PM
rweisleder.de
A @kevlin.bsky.social at a metro ticket machine in Chongqing, China
Display of a ticket machine showing the Windows Explorer
January 17, 2026 at 10:42 AM
rweisleder.de
Handling InterruptedException in Java, so much fun 😐
December 12, 2025 at 2:22 PM
rweisleder.de
Currently preparing a workshop for a client on how to become more productive with @intellijidea.com. Not something I expected to be asked for, but here we are.
November 19, 2025 at 3:50 PM
rweisleder.de
Thankfully, the project follows a strict branching strategy. Otherwise it would be pure chaos if a second developer worked on it today.
Git graph showing a tangled mess of overlapping branches and merges, all created by a single developer in one day.
October 30, 2025 at 1:52 PM
Reposted by Roland Weisleder
junit.org
#JUnit 6.0.0 is released!

✨ Java 17 and Kotlin 2.2 baseline
🌄 JSpecify nullability annotations
🛫 Integrated JFR support
🚟 Kotlin suspend function support
🛑 Support for cancelling test execution
⏭️ New `--fail-fast` mode for ConsoleLauncher
🧹 Removal of deprecated APIs

docs.junit.org/6.0.0/releas...
JUnit Release Notes
docs.junit.org
September 30, 2025 at 8:50 AM