Foojay Podcast #101: Java 27 in Practice: Smaller Heaps, Smarter Defaults, and Valhalla on the Horizon
JDK 27 arrives on 15 September 2026, and it is a feature release rather than a Long-Term Support one. That distinction matters less than it …

Frank Delporte is a Java Champion, Java Developer, Senior Technical Writer at Azul, Blogger, Author of "Java Programming for Raspberry Pi - A Hands-On Guide to Electronics and IoT Projects", and Open-Source Contributor for Pi4J, Lottie4J, Sheetmusic4J, MelodyMatrix,... Frank writes and talks about Java in business production environments, but also in places people don’t always expect it, on the Raspberry Pi, driving GPIO pins, rendering JavaFX UIs, and running on RISC-V single-board computers.
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JDK 27 arrives on 15 September 2026, and it is a feature release rather than a Long-Term Support one. That distinction matters less than it …

Frank Delporte
63 viewsOur Featured Authors for September are Marit van Dijk and Graeme Robinson. Here is what they write about, and where to start reading.

Frank Delporte
155 viewsHere are the JavaFX LinksOfTheMonth of August 2026. We took a summer break, so there was only one "Links Of The Week" this month, and it …

Frank Delporte
147 viewsIf someone discloses a 0-day CVE the day after a quarterly update, you could wait up to three months for a patched build. That gap is closed …

Frank Delporte
300 viewsLast week I introduced Sheetmusic4J, a Java(FX) library to render and interact with sheet music. That first 0.0.1 release was really a …

Frank Delporte
371 viewsHere are the JavaFX LinksOfTheMonth of July 2026. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything …

Frank Delporte
259 viewsI'm building MelodyMatrix with my son, an application to look at and play along with music. The app already shows a song in different views: …

Frank Delporte
305 viewsFoojay wouldn't exist without the many contributions from its community, whether it's a single post or an ongoing stream of knowledge …

Frank Delporte
1,002 viewsIn an announcement on the OpenJDK Updates Mailinglist on July 20, 2026, Rob McKenna explained a change in the Oracle security release cycle …

Frank Delporte
554 viewsEvery three months your production JDKs fall further behind on security patches. Azul closes that gap today with the July 2026 quarterly …