"Scripting JS and Python with Project Detroit" with Mikael Vidstedt [AtA]

"Operator Overloading with Type Classes" [AtA]

OpenJDK's Project Valhalla is improving Java's support for custom numerical types. That goes beyond value types and also encompasses explorations into operator support. While Java is extremely unlikel...

27 Aug 41min

"Keeping Up with the Java Release Train" [I/O]

20 Aug 34min

"JSON API, Valhalla Progress, LTS ❤️ PQC" [IJN]

JEP 540 proposes to incubate a simple JSON API and is currently proposed to target JDK 28. The pull request for Project Valhalla's JEPs 401 and 539 were merged and value types are available as a previ...

15 Aug 10min

"Embracing Virtual Threads with Helidon" [I/O]

Helidon 4.4 was released in April 2026 and stands out from other web frameworks by embracing new Java features as early as possible, particularly virtual threads and ahead-of-time computation. It is a...

6 Aug 14min

"JIT Compiler From the Ground Up" [AtA]

While Java programs are deployed as bytecode, performance-relevant code will be compiled, at run time, to machine code whose performance rivals that of any other platform. In the HotSpot JVM, this is ...

30 Juli 45min

"AI Solutions with Spring AI 2.0 and Java" [I/O]

Spring AI 2.0 released in June 2026 and is one of several projects ensuring Java's continued strength in enterprise AI development. Here are some tips on deterministic agents, MCP servers and skills, ...

23 Juli 19min

"JDK 27 + Valhalla, Now! + Hackathon" [IJN]

JDK 27 entered Ramp-Down-Phase 1 in early June, so we can go over its features. Valhalla's first JDK Enhancement Proposal (401) will likely be part of JDK 28. Show off your Java ideas in the "Modern J...

19 Juli 10min