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How to Create a Spring Boot Fraud Scoring Service

Table of Contents Step 1 — Get the original example running1.1 Install Deep Netts into your local Maven repository1.2 Clone and run the example1.3 Understand what's in the dataStep 2 — Make the split deterministicStep 3 — Train and export ...

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JavaFX Links of July 2026

Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksMiscellaneousJFX CentralHere are the JavaFX LinksOfTheMonth of July 2026. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything you want to have included in one of the …

Keeping Java Hot This Summer: August 2026 US & Canada JUG Tour with Simon Ritter

Table of Contents The talk: Keeping Your Java Hot – Solving the JVM Startup and Warmup ProblemWhy join your local JUG this August?The full tour detailsSummer conference season goes quiet. Most major Java events wrap by June, CFPs go dark …

How to Create a Spring Boot Fraud Scoring Service

Table of Contents Step 1 — Get the original example running1.1 Install Deep Netts into your local Maven repository1.2 Clone and run the example1.3 Understand what’s in the dataStep 2 — Make the split deterministicStep 3 — Train and export …

HTTP QUERY Method Explained: RFC 10008, Ecosystem Adoption, and a Quarkus Implementation

Table of Contents The QUERY MethodSafe and idempotentMeaning comes from Content-TypeExplicitly cacheableDiscovery via Accept-QueryThe equivalent resourceFamiliar error semanticsA decade in the makingWhere ecosystem support stands todayApache TomcatEclipse JettyJakarta ServletWhat about Spring?Why Quarkus can do it todayThe example: a product catalog …

Introducing Sheetmusic4J, a Java(FX) Library to Render and Interact with Sheet Music

Table of Contents Same Approach as Lottie4JBuilt on MusicXMLFour Repositories, One LibraryUsing the LibraryVersion 0.0.1, and What’s NextI’m building MelodyMatrix with my son, an application to look at and play along with music. The app already shows a song in …

Featured Foojay Authors for July and August 2026

Table of Contents July 2026August 2026Foojay wouldn’t exist without the many contributions from its community, whether it’s a single post or an ongoing stream of knowledge sharing. That’s why we’ve started highlighting two of them each month as Featured Authors. …

Popular today New Between-Quarters Security Updates for Java: What CSPUs Mean for Your Release Pipeline
Table of Contents What's ChangingWhy NowCSPU Versus CPUWhat You Need To DoAzul ReadinessConclusionIn an announcement on the OpenJDK Updates Mailinglist on July 20, 2026, Rob McKenna explained a change in the Oracle security release cycle for JDK builds. They plan ...
New Between-Quarters Security Updates for Java: What CSPUs Mean for Your Release Pipeline

Table of Contents What’s ChangingWhy NowCSPU Versus CPUWhat You Need To DoAzul ReadinessConclusionIn an announcement on the OpenJDK Updates Mailinglist on July 20, 2026, Rob McKenna explained a change in the Oracle security release cycle for JDK builds. They plan …

Own Your Pixels: Native Fidelity on Your Schedule
Own Your Pixels: Native Fidelity on Your Schedule

Codename One statically links its lightweight UI into your native app, so an OS update cannot silently redesign it. New native-reference fidelity tests let us adopt iOS 26 Liquid Glass and Material 3 on our schedule without surrendering control of the pixels.

AI Found the Bugs. Who’s Patching Your EOL Java Code?

Table of Contents Discovery Has Stopped Being the Hard Part530 Bugs Disclosed. About 75 Fixed.The NCSC Says Brace for a Patch WaveRead the Small Print on the Rescue PlansFixes Arrive on the Maintainers’ TermsFor Most of Maven Central, There’s Nobody …

Azul Zulu July 2026 Quarterly Update Released

Table of Contents The Quarterly Update CycleCritical Patch Updates (CPU)Patch Set Updates (PSU)Getting the Most Out of CPU and PSU ReleasesVersion Bumps in This ReleaseSecurity and Bug Fixes in This ReleaseAzul Zulu July 2026 Release NotesLucida Monotype Fonts Leave Zulu …

What’s New In The July 2026 Azul Payara Release?

Table of Contents Downloads & Release NotesA Security Fix, Patched Across Every BranchTwo Jackson CVEs Closed on the 6 LineAzul Payara Server and Micro 7.2.0: The Payara 7 Line, Monthly CadenceBug FixesComponent UpgradesAzul Payara Community 7.2026.7Azul Payara Server and Micro …

BoxLang AWS, Azure, and Google Secrets Manager Module Released

Table of Contents One Pattern to Rule Them AllInstallationInstallationCommandBoxVia CommandBoxVia BoxLang OS BinaryHow Configuration Resolution WorksPer-Application Configuration (Application.bx)Global Server Configuration (boxlang.json)Real-World Usage: Datasource ConfigurationBuilt-In Caching: Performance Without CompromiseLocal Development SupportEnvironment Variable SupportThis Is a BoxLang+ FeatureGet Started Every production application …

First Test of Java on Banana Pi (ARM and RISC-V), Plus a Blinking LED with Pi4J

Table of Contents ARM versus RISC-V?Banana PiFirst ImpressionsBanana Pi BPI-M4 ZeroBanana Pi BPI-F3Testing with Java and Pi4JBanana Pi BPI-M4 ZeroPi4j on the Banana Pi ZeroBanana Pi BPI-F3Benchmark ResultsConclusionAs part of my 2026 learning goals around Java on RISC-V (see this …

Toward a Durable Spring PetClinic

Table of Contents OverviewWhat makes a process a good candidate for durability?Spring PetClinic as an Exploratory DeviceStep 1 — Download the Spring PetClinic sourceStep 2 — Analyze the application for durability candidates2a — Analysis: processes that are good candidates for …

How We Beat HotSpot Performance (By Cheating, But Not Like That)
How We Beat HotSpot Performance (By Cheating, But Not Like That)

ParparVM went from 4.21x slower than warmed Java 25 to geomean parity, with six of ten benchmarks at or below HotSpot and peak memory below the JVM’s. The architecture behind it: frameless C codegen, a BiBOP page heap, and a poor man’s Valhalla.

Warm Up Fast, Run Lean: Vertical Scaling for Java on Kubernetes with Azul Prime and Kedify

Table of Contents Why JVM Warmup and Steady State Should Not Share the Same Resource ProfilePodResourceProfiles: Vertical Scaling Without RestartsMeasuring JVM Warm-up Using Azul Prime JMX MetricsMetrics: What This AchievesHow Vertical and Horizontal Scaling Work TogetherTry It YourselfClosing ThoughtsAutoscaling on …

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