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StructuredTaskScope beyond toy examples: dependency-aware kernel bootstrap in modern Java

Apr 7 · 14 min read · StructuredTaskScope beyond toy examples: dependency-aware kernel bootstrap in modern Java I did not start this because I wanted to write an article about StructuredTaskScope. I got there from a more annoying direction: bootstrap had stopped being a s...

Reevaluating 1990s OOP in Java: DOP, Scoped Values, and Loom in 2026

Mar 21 · 6 min read · Reevaluating 1990s OOP in Java: DOP, Scoped Values, and Loom in 2026 For decades, the Gang of Four (GoF) design patterns were the standard for object-oriented programming. If you had conditional behavior, you built a Factory. If you had interchangeab...

Why I Banned ThreadLocal from the Exeris Kernel (And What Replaced It)

Mar 6 · 6 min read · Why I Banned ThreadLocal from the Exeris Kernel (And What Replaced It) When I started designing the Exeris Kernel — a next-generation, zero-copy runtime built for Java 26+ — I established one non-negotiable architectural law: "No Waste Compute." In a...

Welcome to Arkstack — JVM Performance, Off-heap Memory & Low-Latency Architecture

Mar 6 · 2 min read · Welcome to Arkstack — JVM Performance, Off-heap Memory & Low-Latency Architecture Welcome to Arkstack.dev — a minimalistic, developer-focused blog with zero unnecessary fluff. This is the digital home of Arkadiusz Przychocki, Lead Cloud Architect & F...