Fourteen days have passed, and it is time to present a fresh collection of readings that could influence developments in the field of artificial intelligence. Beyond focused tutorials that can enhance your understanding of AI applications, this newsletter concentrates on …
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What Happens When 10,000 JVMs Collaborate in One Production Environment
Table of Contents Limitations of OpenJDK How Azul Platform Prime removes the limits of traditional JVMs A large global enterprise achieved a performance and efficiency milestone, running 10,000 Java Virtual Machines (JVMs) that collaborate and share optimizations with one another, using …
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Design Patterns Update to JDK25
Table of Contents JEPs LTS journey (focus on coding but not only):References: The information technology landscape is changing rapidly. This is not only due to the utilization of AI and new methodologies [8], or business requirements trying to keep up, …
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Here’s Java 25, Ready to Perform to the Limit
Table of Contents JEP OverviewNew featuresCore LibsHotSpotSecurity LibsJava Flight RecorderRepreviews and FinalizationsJEP 505: Structured Concurrency (Fifth Preview)JEP 506: Scoped ValuesJEP 507: Primitive Types in Patterns, instanceof, and switch (Third Preview)JEP 508: Vector API (Tenth Incubator)JEP 510: Key Derivation Function APIJEP …
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Research: Measuring Energy Consumption in Programming Languages for AI Applications
Decades ago, I contributed to a very interesting project called SunSPOT at SUN Microsystems. It was a small device with wireless connectivity, built-in sensors, running on Java (compatible with runtime 1.6), and powered by battery. It enabled the design of …
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Taking Java Arrays to Another Dimension
Table of Contents What is a multidimensional array in Java?Declaring a multidimensional arrayMixing Bracket PositionsCreating a multidimensional arrayDefault values in arraysUnderstanding jagged arraysUnderstanding JVM bytecodes for array creationBytecode for arrays of primitivesBytecode for arrays of objectsBytecode for multidimensional arraysPerformance considerations …
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Why Java is Still Worth Learning in 2025: A Developer’s 25-Year Journey
After dismissing Java for eight years as a “passing trend for developers who couldn’t handle real programming,” one developer’s 25-year journey reveals how Java evolved from a language he distrusted to the foundation of his career, and why he believes it’s still one of the most valuable investments you can make in 2025.
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Java, What’s Old? Part II: Utils
Table of Contents ObjectsvolatileLocaleCollatorNormalizer After Java, What’s Old? Part I – Collections, let’s now have a look at less known old utility classes that can still be useful. Everything in this series will be in Java 8 and later, so …
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Sustainability Starts with Your Runtime: Meet a Green JVM
Table of Contents Sustainable engineering in action Cost and carbon reduction: an illustrative example Net-zero goals start at the platform levelReady to see the difference? Reducing spend in the cloud is a top priority for many organizations, and a high-performance Java platform …
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Foojay Podcast #75: JCON Report, Part 4 – Tips and Tricks for Java Devs
Table of Contents VideoPodcast (audio only)Content This is the final part of the JCON 2025 interviews with a lot of tips and tricks! In the three previous podcasts, we featured interviews from the JCON conference on “Being a better Java …
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Clean and Modular Java: A Hexagonal Architecture Approach
One of the discussions that always leaves me with both doubts and excitement is the one about system architecture. Ever since I started diving deeper into programming, I’ve encountered questions like how to separate packages and modules: is it really …
