Java Core265 articles

Table of Contents How to Use Azul Zulu as Docker Official ImagesPractical Examples: Building Lean ContainersEverything in One Container (Don’t Do This)Multi-Stage Build with JREUsing jdeps and jlink to Create a Custom RuntimeSize Comparison SummaryWhat to Do Next Previously in …

Table of Contents A Brief HistoryWhat Problems Does It Solve?The Disappeared BridgeCross-Platform CompatibilitySeamless Integration for ToolingTech Stack & RequirementsGetting StartedAdd the DependencyConnect and QueryWrite Data BackAccess-Specific FunctionsUber JAR for Non-Maven ProjectsQuality & MaintenanceGet Involved Microsoft Access databases are everywhere. Decades …

Table of Contents YouTubePodcast AppsContent Foojay.io, the website for the Friends of OpenJDK, is turning six years old. To celebrate, Frank Delporte headed to JCON in Cologne, Germany, and sat down with twelve members of the Java community to talk …

Table of Contents What Are Docker Official Images, and Why Does It Matter?The Journey: Two Years in the MakingHow Azul Zulu Official Images Are Built and PublishedPre-release validationPM approval and promotionSubmitting to Docker HubWhat’s Changing: From Docker Hub to Docker …

Table of Contents The Scripting DilemmaThe Death of Manual CompilationSingle-File ExecutionMulti-File SupportWhy so much ceremony?The Java EvolutionEasier console interactionJava as a Native Script: Shebang SupportAdvanced Automation with JBangWhat is JBang?Dependency ManagementAwesome FeaturesElevating Your Scripts: CLI Richness with PicocliPro-Grade ToolsZero-Code CLI …

Table of Contents What is the Memory APIArenasUsing ArenasCreating your own arenaNative Memory allocation methodsUsing Malloc and FreePool of reusable memoryWhy you would use themHow to use a memory poolSlicingHow to use themTL;DRConclusion What is the Memory API The Foreign …

Table of Contents YouTubePodcast AppsGuestsContent Welcome to another episode of the Foojay Podcast! In this episode, we’re talking about Java 26, released on March 17 in the year 26. Again, right on schedule with Java’s six-month release cadence. Now, Java …

Table of Contents Benchmark ToolBenchmarkRunner.java – The User ToolSummarizeReports.java – The Automation ToolAbout The Renaissance Benchmark SuiteThe ResultsThe DashboardAnalyzing the ResultsSelecting a WinnerConclusionTry It Yourself!What’s Next? In my “Java on Single Board Computers” series, I already published several posts and …

Table of Contents Java 25 – Compact Source Files and Instance Main Methods (JEP 512)Java 25 – Flexible Constructor Bodies (JEP 513)30 Years of Pokémon. Decades of Java Evolution.LinksLinks Happy 30th Anniversary to Pokémon! 🎉 February 27, 2026 marks exactly …

Table of Contents Java powers AI in production Enterprises are rapidly moving away from Oracle Java Cloud costs are still too high, and Java efficiency is a powerful lever Unused and Dead code and CVE noise are quietly killing DevOps productivity Why this all matters right now Where Azul fits into this future  Every year, I look forward to our State of Java Survey & Report because it gives us a view into how organizations are using Java today and where they’re heading next. This year, …