From “Crypto AI” to general AI: Do AI agents dream of electric langoustines?
Table of Contents The shift that matters for agent commerce - From “Crypto AI” to general AIWhat changed in x402 and ERC-8004 in the last month or so?This is the moment that unlocked agent commerceWhat is still missing?What does the ...
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The Shai-Hulud Cyber Worm and more thoughts on supply chain attacks.
Table of Contents first, a word about ecosystemsSpeed first.Still optimised for speed.Open Source Security Doesn’t Work the Way You Think It DoesThis matters more than people realise.The Inevitable AI in the MixEnter Shai-HuludThen it pivoted.The defining shift.This Is Also What …
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Unikernel: Profiling and Troubleshooting JVM on Nanos Unikernel
Table of Contents Profiling a Java Application Running Inside an Unikernel with JProfilerExplanationDirsArgsRunConfigBaseVolumeSzWhat this command doesInstrumentation PhaseFinal State Profiling a Java Application Running Inside an Unikernel with JProfiler Unikernels are often associated with minimalism and tight resource control. But can …
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Not a Lucid Web3 Dream Anymore: x402, ERC-8004, A2A, and The Next Wave of AI Commerce
Table of Contents Vocabulary for this articleForewordPart 1 – Bringing companies on-chain with x402Part 2- Introduction: Beyond Ads and Subscriptions: Agent Commerce on x402 and ERC-8004Part 3 – Tech that will change the internetAgent commerce, x402, and ERC-8004: from ad-funded …
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Java and Jakarta EE and the Evolution of the Cloud with Nanos Unikernel
Table of Contents Why Nanos UnikernelWhat Changes Compared to KubernetesNanos Images = Cloud-Native Immutable ImagesCI/CD: GitHub Actions for Building Azul 25 + Payara 7 on Nanos ImagesScaling: The Hypervisor Does Kubernetes’ JobApplication Upgrades: Rolling Just Like KubernetesSecurity: Stronger Isolation than …
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How to publish a Java Maven project to Maven Central using JReleaser and GitHub Actions (2025 Guide)
Table of Contents PreconditionsGPG keyCoordinate (group-id)Preparing your projectJReleaserInstalling locallyJReleaser configurationThe actual local releaseStagingReleaseCheck progress in Maven Central repository This article is a tutorial that guides you through the process of releasing a Java module with JReleaser to Maven Central with …
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Micrometer & Prometheus in Spring Boot: Kafka Burger Orders🍔📨
Learn Micrometer and Prometheus in Spring Boot by building a Kafka Burger Orders app that emits metrics. Step-by-step guide with code and takeaways.
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JC-AI Newsletter #8
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. This newsletter focuses on examining how AI enhances productivity through enterprise studies, agentic system architecture, …
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JC-AI Newsletter #7
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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Why Mirroring Production in Dev Helps You Avoid Costly Mistakes
Table of Contents The setup: A realistic aggregation scenarioThe application behind the testTesting on M0: The hidden riskTaking it to production: Same query, different outcomeReal-time metrics: Detecting the bottleneckQuery insights: The detective toolDon’t guess, let Performance Advisor show the wayResilience …
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Cloudflare Tunnel for Home Assistant
Table of Contents The initial setupCloudflare Tunnel for Home AssistantRemoving Let’s Encrypt add-onConclusion I continue to take care of my Home Assistant. This week, I replaced my original setup with Cloudflare Tunnel. This is the 6th post in the My …
