Lightnews — Scholar-powered news

Hubert Klein Ikkink @mrhaki.com · 4h

Doing what is fun makes learning so much easier.

Reposted by Hubert Klein Ikkink

Thomas Vitale ☀️ @thomasvitale.com · 1d

I created Arconia to enhance the development of modern enterprise applications with #Java. You can add it to an existing Spring Boot application to boost developer experience, reduce boilerplate, and seamlessly adopt cloud native patterns. Fully open source.

www.thomasvitale.com/arconia-dev-...

Introducing Dev Services for Spring Boot using Arconia

Enhance the Spring Boot developer experience with Arconia: zero-code and zero-config infrastructure provisioning. Add one dependency. That's it!

www.thomasvitale.com

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Reposted by Hubert Klein Ikkink

OpenRewrite by Moderne @openrewrite.github.io · 4d

#OpenRewrite v8.63.0 is out! 🍂

🚀 Spring Boot to Quarkus migration recipes
🛠️ Oracle/MSSQL to PostgreSQL migrations
🤠 Jackson v3 upgrade recipes
🍁 Support additional Maven (re)sources
🧪 JUnit 5, 6 & Jupiter best practices
🔧 Expanded Hibernate 7 migration
➕ Many more fixes

github.com/openrewrite/...

Release v3.16.0 · openrewrite/rewrite-recipe-bom

What's Changed Incorporates the latest versions of OpenRewrite (v8.63.0), the rewrite-gradle-plugin (v7.18.0), and the rewrite-maven-plugin (v6.21.0) to improve code parsing accuracy and recipe ex...

github.com

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Reposted by Hubert Klein Ikkink

Marit van Dijk @maritvandijk.bsky.social · 4d

For your weekend #Devoxx playlist:
Be more productive with @intellijidea.com, by yours truly
www.youtube.com/watch?v=ZWec...

Be more productive with IntelliJ IDEA by Marit van Dijk

YouTube video by Devoxx

www.youtube.com

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Reposted by Hubert Klein Ikkink

Bert Jan Schrijver @bjschrijver.dev · 7d

Just presented "Making significant Software Architecture decisions" at @devoxx.com Belgium.
Thanks everyone for joining!

Slide deck:
www.slideshare.net/slideshow/de...

Devoxx Belgium 2025 - Making significant Software Architecture decisions

Making significant Software Architecture decisions - presented at Devoxx Belgium 2025. - Download as a PDF or view online for free

www.slideshare.net

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Reposted by Hubert Klein Ikkink

Jfokus @jfokus.se · 7d

🧪 Deep Dive Monday at #Jfokus - Break Your Testing Habits with Tim te Beek & Rick Ossendrijver

Unlearn the old, master the new - JUnit 6, AssertJ 4 & modern testing practices.
Forge your path in the halls of code ⚡
👉 www.jfokus.se

#DeveloperConference #Java #Testing #JUnit #AssertJ #CleanCode

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Reposted by Hubert Klein Ikkink

Stéphane Nicoll @snicoll.be · 7d

A long spring, 3 core qualities.

@poutsma.bsky.social at #Devoxx

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Reposted by Hubert Klein Ikkink

Devoxx Belgium @devoxx.com · 7d

All the #Devoxx Belgium Deep Dive talks from the 2nd day are now available on the companion app and our YouTube channel! #Enjoy 🍿
www.youtube.com/@DevoxxForev...

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Hubert Klein Ikkink @mrhaki.com · 7d

Simple URL encoding and decoding using the url encode and url decode commands in Nushell: blog.mrhaki.com/2025/10/nush... #Nushell #shell

Nushell Niceties: Encoding And Decoding URL

A blog about Groovy, Java, Clojure, Asciidoctor, Gradle and other cool developer subjects.

blog.mrhaki.com

1

Reposted by Hubert Klein Ikkink

Sébastien Deleuze @seb.deleuze.fr · 8d

I have just published "Introducing Jackson 3 support in Spring" with hopefully useful insights on Spring Boot 4 upcoming JSON support and on the migration from Jackson 2. spring.io/blog/2025/10...

Introducing Jackson 3 support in Spring

Level up your Java code and explore what Spring can do for you.

spring.io

6 14

Hubert Klein Ikkink @mrhaki.com · 8d

Groovy 5 adds the interleave method so elements of two Iterable instances can be combined as elements in a new List: blog.mrhaki.com/2025/10/groo... #Groovy #Groovy5 #groovy-lang

Groovy Goodness: Interleaving Elements From Collections

A blog about Groovy, Java, Clojure, Asciidoctor, Gradle and other cool developer subjects.

blog.mrhaki.com

Reposted by Hubert Klein Ikkink

Cowtown Coder @cowtowncoder.bsky.social · 11d

Jackson 3.0.0 (GA) release now starting!

github.com/FasterXML/ja...

#java #json #xml #csv #cbor #csv

Jackson Release 3.0

Main Portal page for the Jackson project. Contribute to FasterXML/jackson development by creating an account on GitHub.

github.com

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Reposted by Hubert Klein Ikkink

Nicolas Fränkel 🇺🇦🇬🇪 @frankel.ch · 8d

How to Unit Test #Micrometer

How to Unit Test Micrometer | Baeldung

Unit testing metrics is crucial for ensuring that our application correctly tracks performance data and business metrics. By using Micrometer's SimpleMeterRegistry, we can create isolated tests that v...

www.baeldung.com

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Reposted by Hubert Klein Ikkink

Maarten Mulders 💙💛 @mthmulders.bsky.social · 9d

This also affects my personal website & blog. As of this weekend, please refer to mthmulders.nl.

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Reposted by Hubert Klein Ikkink

Sergi Almar @sergialmar.com · 12d

Link to all three talks:

👉 Implementing Domain Driven Design with Spring: youtu.be/VGhg6Tfxb60

👉 Clean Architecture with Spring: youtu.be/cPH5AiqLQTo

👉 Spring Security Architecture Principles: youtu.be/HyoLl3VcRFY

Implementing Domain Driven Design with Spring by Maciej Walkowiak @ Spring I/O 2024

YouTube video by Spring I/O

youtu.be

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Reposted by Hubert Klein Ikkink

Uncle Joe @sydseter.com · 12d

How do you get your dev team to shift left for real?

Shift-left doesn't start with scanning code for vulnerabilities; it begins with designing it.

Play yourself secure with OWASP Cornucopia Website Edition v2.2!

dev.to/owasp/how-do-you-get-your-dev-team-to-shift-left-by-themselves-for-real-3eap

How do you get your dev team to shift left by themselves for real?

Shift-left doesn't start with scanning the code for security vulnerabilities; it begins with...

dev.to

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Reposted by Hubert Klein Ikkink

Frank Delporte @frankdelporte.be · 13d

I have just published a new version of my book, “Getting Started with Java on the Raspberry Pi,” on Leanpub. If you purchase now, you will receive any future updates at no additional cost. Updated for Java 25, with more updates following soon!

webtechie.be/post/2025-10...

#javaonraspberrypi

2025 Update of my ebook 'Getting Started with Java on the Raspberry Pi'

2025 is an important year as Java 25 got released, a version which will be supported for many more years. On top of that, the Pi4J library will soon be …

webtechie.be

1 5 10

Reposted by Hubert Klein Ikkink

Guillaume Laforge @glaforge.dev · 13d

How to build incredible documentation
by @leerob.com
leerob.com/docs

1⃣ Fast
2⃣ Readable
3⃣ Helpful
4⃣ AI-native
5⃣ Agent-ready
6⃣ Polished
7⃣ Localized
8⃣ Responsive
9⃣ Accessible
🔟 Universal

Documentation

How to build incredible developer documentation.

leerob.com

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Reposted by Hubert Klein Ikkink

Stéphane Nicoll @snicoll.be · 13d

Please don’t use AI to write PR descriptions.
They add noise, not clarity.

A few honest sentences in your own words > a generic wall of text. Code quality speaks loudest.

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Reposted by Hubert Klein Ikkink

Nicolas Fränkel 🇺🇦🇬🇪 @frankel.ch · 14d

Gatherers4J. A library of useful custom intermediate stream operations for Java via @stefanofago.bsky.social

Gatherers4J

A library of useful custom intermediate stream operations for Java.

tginsberg.github.io

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Reposted by Hubert Klein Ikkink

Sébastien Deleuze @seb.deleuze.fr · 15d

Highly-recommended reading: The state of HTTP clients in Spring by Brian Clozel spring.io/blog/2025/09...

« This is also a good time to reflect on the state of HTTP clients in Spring, so we will use this opportunity to explain an important announcement: we are officially deprecating RestTemplate. »

The state of HTTP clients in Spring

Level up your Java code and explore what Spring can do for you.

spring.io

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Reposted by Hubert Klein Ikkink

OpenRewrite by Moderne @openrewrite.github.io · 15d

JUnit 6 is here! Ready to upgrade? We’ve got you covered with step-by-step recipes to move from 3 → 4 → 5 → 6.

docs.openrewrite.org/recipes/java...

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Reposted by Hubert Klein Ikkink

JUnit Team 💙💛 @junit.org · 15d

#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

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Reposted by Hubert Klein Ikkink

Markus Eisele @myfear.com · 22d

What's new in Maven 4?
buff.ly/ZnQ6ZlM
#Java #maven

What's new in Maven 4? – Maven

Note: This article will continuously be updated at least until Maven 4.0.0 is released.

buff.ly

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Reposted by Hubert Klein Ikkink

Nicolas Fränkel 🇺🇦🇬🇪 @frankel.ch · 19d

Amazing example of #Asciidoc for slide generation

Power Catch-up: Everything Practical and Important in Java 9 to 13

bentolor.github.io

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