I have the pleasure of reviewing this book, and let me tell you, it's super solid, interesting and ... even fun to read! If you are new to Spring Boot testing, it's very well explained and accessible, and if you are en expert, I guarantee you you will learn new tricks. Highly recommended!

#montreal already has one- this Tuesday, www.meetup.com/msdevmtl/eve... I’ll go if I can find a babysitter :)

Java 26 is out 🚀

🗓️ Wednesday, March 11 at 6:00pm 📍@McGill University 📢Special Workshop: Become An Open Source Contributor! 🎙️ @anthony.dahanne.net - Software Engineer at @hero.dev Come with your laptop and a @github.com account ready and let's contribute to some OSS! 👉 RSVP & Join us: linktr.ee/devoxx4kids_...

It’s happening. Yesterday at the Spring AI workshop, a Python developer told me his company decided to build their AI platform with Java+Spring AI. He mentioned the transition was smooth. We'll see more and more AI apps on the JVM. This is your sign to explore Spring AI.

I am super thrilled to be able to present a talk tonight at the #CNCF Montreal meetup at #ConFoo!!! community.cncf.io/events/detai... Also, congrats to the team for organizing the first Toronto KCD! (registration open) kcdtoronto.ca

#CNCF Montreal February Meetup at #ConFoo Effortless Containerization with Cloud Native Buildpacks by Daniel Mikusa

🗓️ Tuesday, Feb 24 at 5:00pm 📍@Confoo 📢Modernizing the Mission Critical with OpenRewrite and AI 🎙️ @kitomann.bsky.social - Principal Consultant at Virtua, Inc. 📢 A Fresh Way to Write Java in VS Code 🎙️ @stroz.dev - MySQL Developer Advocate at Oracle 👉 RSVP & Join us: linktr.ee/devoxx4kids_... #Java

...and yes, the video shows Doom as well as a video player implemented using @tamboui.dev www.youtube.com/watch?v=ERAp...

📆On Wed. Jan 28th Lightspeed HQ (thank you❤️) will host the next JUG event at 5.30PM 📢 API Development:Shifting from Code to Design-First by Pavel Makhov 📢 Build Your Own Copilot with GitHub SDK for Java by @brunoborges.bsky.social Sign up now !⬇️ ➡️ linktr.ee/devoxx4kids_...

The 2026 JChampions Conference begins on Thursday at 9:00 AM EST. You only need visit jchampionsconf.com/schedule.html for the link to each session to watch it live or anytime afterwards till the end of time.

I was today years old when I realized that rational numbers were named because they are the result of a ratio and not because they were the reasonable ones.

⏰ Tomorrow is the LAST DAY to submit your session for Spring I/O 2026. If you've been thinking about submitting, this is your sign, do it now! Don’t let the "I'll do it later" turn into "maybe next year".

Big news at HeroDevs: Founder & CEO Aaron Frost stepped back at the end of 2025 to focus on family and health. As of Jan 1, 2026, Aaron Mitchell (“Mitch”) is now CEO. Same mission. Same values. Next chapter. #HeroDevs #OpenSource

Interesting post about the jattach buildpack included in Paketo. Wondering if something like `docker debug` could help extracting the file. Or just mounting a volume.

Hey! @SpringCloud Contract 5.0.1 released with some serious Maven Plugin fixes! Grab it while it's hot! toomuchcoding.com/post/2025-12... and thanks to my employer @hero.dev for allowing me to work on this!

📆Wednesday, on December 10th Osedea (thank you❤️) will host the next JUG event at 5.30PM 📢 Simplifier les modèles avec Buf 📢 Tester d’abord réduit-il le stress ? ❤️Thanks a lot to @confooca.bsky.social for the prizes!!!❤️ Sign up now!⬇️ ➡️ www.meetup.com/montreal-jug...

I am a proud #OWASP member and am thankful for the continued work the project does to keep us working safely. Here is my take on the revision of the OWASP Top 10 for 2025: blog.gitguardian.com/owasp-top-10...

So nice to hear those stories about bitronix, jetty, etc- @bitronix.bsky.social, you have been my Java core/concurrency mentor during all those years working on the ehcache/terracotta monitoring and management layers, I thank you so much for that. Conference advisors: make sure you accept his talks!

🪧Attention all #paketo #buildpack users!🪧 Please take a few minutes to fill in this survey: blog.paketo.io/posts/paketo... It will help the maintainers and contributors focus on what matters to you most (base distribution, arch, language, etc.). Thanks in advance, and feel free to share this post!

Le Call for Papers (CFP) pour Devoxx France 2026 est ouvert ! 🙌 ⏰ Clôture : 11 janvier 2026 à 23h59 (CET) 👉 Soumettez votre talk sur devoxxfr2026.cfp.dev Nous avons hâte de découvrir vos idées 💡

After a year of work, we are happy to share that Spring Framework 7.0 GA is now available! spring.io/blog/2025/11... Time to celebrate, get a bit of rest and help the team to prepare Spring Boot 4.0 GA release planned November 20th 😊 #spring #java

Please give it a try and let us know what you think! This is your last opportunity before GA on Nov 20! spring.io/blog/2025/11...

Our next event will take place on Thrusday, October 30th at Intact Lab. This event will be in english 🇬🇧 . 📢 AI Agents Writing OpenRewrite Recipes ! . 🎙️ Jonathan Schneider 🗓️ October 30th 2025 at 5:30pm 📍 2020 Blvd Robert-Bourassa , Montréal, QC H3A 2A5 Sign up quickly! ➡️ lnkd.in/exxNNeiE

📢 A neat little #java tool: 𝗝𝗮𝘃𝗲𝗹𝗶𝘁 To create quick interactive app frontends! It's like #streamlit, #gradio, or #mesop but for #java developers. I built a small #NanoBanana image playground app to experiment with #Javelit: glaforge.dev/posts/2025/1...

And of course my new talk about #security #sca #vex youtu.be/EDNmUpE32aM Check it out if you're curious about what's going on when you're asked to triage #CVEs !

What an amazing week! #devoxx Belgium 2025 did not disappoint! So much great content and friendly faces I've finally met IRL! And wow, they already posted to Youtube all recordings! You can check out my talk about #paketo #buildpacks youtu.be/RX9zwgHuNmA

The talk Brian Clozel and I gave at #Devoxx is already online. Always great to share the stage with Brian. We covered what’s next for Spring Boot: API versioning, resiliency, OpenTelemetry, structured concurrency, and more. Watch here: www.youtube.com/watch?v=4NQC... #Java #SpringBoot

Goodbye @devoxx.com 🥹, it was such an amazing week 🤯. I hope to see you next year 🤞. #JavaForEver 🫶

📣 The Spring I/O 2026 CFP is now OPEN! 📅 Deadline: 9 January 2026 📍Palau de Congressos de Catalunya, Barcelona 👉 Submit your proposal now and join us on stage: 2026.springio.net

OpenRewrite Jackson recipe PR: github.com/openrewrite/...

IBM has chosen HeroDevs to secure enterprises running on EOL frameworks like Spring & Struts. Now IBM customers can run legacy apps securely, with drop-in fixes + compliance coverage—modernizing on their terms. Learn more: www.herodevs.com/blog-posts/w... #IBM #HeroDevs #EOL #Cybersecurity

We've released MCP Security for Spring AI - here's the announcement blog post: spring.io/blog/2025/09... The project lives here: github.com/spring-ai-co... Try it out, give us feedback, contribute!

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. »

#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...

Y'all pluralizing SBOM as SBOMs when you know full well that it's SBsOM

Free isn’t free: the infrastructure behind open source has real costs, and it’s time we aligned usage with responsibility. This morning we jointly launch a new blog and open letter on sustainable stewardship. www.sonatype.com/blog/from-ab...

Super happy to announce that #java #paketo #buildpacks now support #java25 ! Have a look at this blog post to start building your OCI images of #spring #boot apps and others with the latest JVM! blog.paketo.io/posts/paketo...

🗓️ September 24th 2025 at 5:30pm 📢 Simpler Java Build Tools with Object Oriented Programming 🎙️ Haoyi Li 📢 Parlons sécurité avec sbom et fichiers VEX 🎙️ Anthony Dahanne 📍MgGill Unversity - 3630 Rue University Attend : lnkd.in/ewqQkQge Join our Community French and English linktr.ee/devoxx4kids_...

Did you know your MacBook has a sensor that knows the exact angle of the screen hinge? It’s not exposed as a public API, but I figured out a way to read it and make it sound like an old wooden door.

Darn, NOOOOO. Synology was one of the last few companies that hadn't shoved #AI down my throat yet. I didn't ask for this update, darn!

Win a Combi ticket for #Devoxx Belgium! 🎟️ All you need to do is fix this pesky JCEF bug (maybe even use your favorite AI coding assistant) github.com/devoxx/Devox... DM me if you’re up for the challenge!

Spring Boot 4 sera disponible en Novembre prochain. Si vous connaissez un JUG en France ou en Belgique qui serait intéressé par une session, n'hésitez pas à faire signe. RT apprécié :)

Excited and proud to announce I'll be speaking at @devoxx.com this year! I invite you to join my 2 talks: * Paketo Buildpacks for Java developers - Tue. Oct. 7th at 12:20 for 30mn * CVE lifecyle for developers (my first security talk!) - Wed. Oct. 8th at 10:40 for 50mn m.devoxx.com/events/dvbe2...

Will be on the Virtual Java User Group on Tuesday 26th August doing a presentation on simpler Java build tools. Tune in if you are free during that slot! www.meetup.com/virtualjug/e...

We'll publish the full schedule this week, thanks for your patience.

🙋 @devoxx.com Hello! I can see you published the full schedule around this date last year (www.facebook.com/share/v/1CB7...) 🗓️When are you going to publish it this year? 🙏Thanks in advance and see you soon!!!

And... we're back! On est de retour! Join us for the first event of the season Event in english 🇬🇧. 📢 Architect's Guide to Managing a Code Base 🎙️ @prpatel.dev 🗓️ August 26th 2025 at 5:30pm 📍 TS Imagine,355 Rue Sainte-Catherine O #700, Montréal, QC H3B 1A5 Signup now! www.meetup.com/montreal-jug...

Next level #Kotlin support in #SpringBoot 4 www.youtube.com/watch?v=Ip1I...

Ever wonder which #Spring project versions map to the latest Spring Boot release? 🤔 There is no more guessing if you navigate to spring.io/projects/gen...