DEV Community: Chris Kocel

Wednesday Links - Edition 2026-05-13

Chris Kocel — Wed, 13 May 2026 15:48:57 +0000

JEP 532: Primitive Types in Patterns, instanceof, and switch (Fifth Preview) (3 min)🔢
https://openjdk.org/jeps/532

JEP 533: Structured Concurrency (Seventh Preview) (3 min)📁
https://openjdk.org/jeps/533

The Road to Name-Based Destructuring (7 min)🛣️
https://blog.jetbrains.com/kotlin/2026/05/the-road-to-name-based-destructuring/

Collection Literals in Kotlin (2 min)🗃️
https://kt.academy/article/collection-literals

Two schools of TDD explained (4 min)🏫
https://blog.allegro.tech/2026/05/two-schools-of-TDD-explained.html

Teaching an AI Agent to Debug Flaky Tests (12 min)🤖
https://blog.jetbrains.com/idea/2026/05/teaching-an-ai-agent-to-debug-flaky-tests/

Wednesday Links - Edition 2026-05-06

Chris Kocel — Wed, 06 May 2026 15:45:28 +0000

What if Java Consistently Used Intention Revealing Names for Inner Classes? (16 min)🤔
https://donraab.medium.com/what-if-java-consistently-used-intention-revealing-names-for-types-7b9cbc39f65f

Honey, I shrank the JARs (7 min)🗜
https://mostlynerdless.de/blog/2026/04/30/honey-i-shrank-the-jars/

Make Java Safer with Flexible Constructor Bodies (7 min)🤸
https://www.youtube.com/watch?v=-wmUt__lxPY

Why JOIN USING Can Lead to Errors in SQL (2 min)👥
https://blog.jooq.org/why-join-using-can-lead-to-errors-in-sql/

Before GitHub (5 min)👋
https://lucumr.pocoo.org/2026/4/28/before-github/

Ghostty Is Leaving GitHub (3 min)👋
https://mitchellh.com/writing/ghostty-leaving-github

A collection of principles and patterns that shape software systems, teams, and decisions 📚
https://lawsofsoftwareengineering.com/

Wednesday Links - Edition 2026-04-26

Chris Kocel — Wed, 29 Apr 2026 14:37:58 +0000

Java sealed classes and exhaustive pattern matching (5 min)🦭
https://neilmadden.blog/2026/04/24/java-sealed-classes-and-exhaustive-pattern-matching/

I Used Five Command Line Java Tools This Week and I Feel Good (7 min)🖥️
https://donraab.medium.com/i-used-five-command-line-java-tools-this-week-and-i-feel-good-a07531fefb02

ArrayList vs LinkedList Puzzle (4 min)🧩
https://www.javaspecialists.eu/archive/Issue334-ArrayList-vs-LinkedList-Puzzle.html

Wednesday Links - Edition 2026-04-22

Chris Kocel — Wed, 22 Apr 2026 15:36:11 +0000

You Must Avoid Final Field Mutation - Inside Java Newscast #110 (10 min)🧫
https://nipafx.dev/inside-java-newscast-110/

Distributed Cache Invalidation Patterns (7 min)🚫
https://foojay.io/today/distributed-cache-invalidation-patterns/

Yoda Principle for better integrations (5 min)🌌
https://event-driven.io/en/yoda_principle_in_command_design/

Making illegal state unrepresentable (2 min)🤷‍♂️
https://blog.frankel.ch/illegal-state-unrepresentable/

Wednesday Links - Edition 2026-04-15

Chris Kocel — Wed, 15 Apr 2026 15:53:49 +0000

How I Automated Weekly Twitter/X Posts With Java, JBang and GitHub Actions (4 min)🤖
https://foojay.io/today/how-i-automated-weekly-twitter-x-posts-with-java-jbang-and-github-actions/

Why Java Developers Over-Trust AI Suggestions (5 min)🤝
https://foojay.io/today/why-java-developers-over-trust-ai-dependency-suggestions/

A GitHub agentic workflow (2 min)🕵️‍
https://blog.frankel.ch/agentic-github-workflows/

Secret agentic AI (2 min)🕵️‍
https://blog.ploeh.dk/2026/04/13/secret-agentic-ai/

Mythos and its impact on security (5 min)🛡️
https://neilmadden.blog/2026/04/14/mythos-and-its-impact-on-security/

The Physics Of GPS (6 min)📡
https://perthirtysix.com/how-does-gps-work

Wednesday Links - Edition 2026-04-08

Chris Kocel — Wed, 08 Apr 2026 15:29:50 +0000

Thread-Safe Native Memory in Java: VarHandle Access Modes Explained (12 min)🧠
https://foojay.io/today/java-native-memory-access-modes/

Fake It Till You Make It: Fault Injection with Spring using Headers and Baggage Propagation (8 min)💉
https://trifork.nl/blog/fault-injection-with-spring/

Introducing Floci: A High-Performance, GraalVM-Powered AWS Emulator (2 min)☁️
https://foojay.io/today/introducing-floci-a-high-performance-graalvm-powered-aws-emulator/

Choice, Clarity, and the Future of Caching in Gradle Actions (3 min)🪶
https://blog.gradle.org/choice-clarity-future-caching-gradle-actions

Comprehension Debt - the hidden cost of AI generated code. (8 min)🤔
https://addyosmani.com/blog/comprehension-debt

S3 Is Not a Filesystem (But Now There’s One In Front of It) (10 min)🗂️
https://www.lastweekinaws.com/blog/s3-is-not-a-filesystem-but-now-theres-one-in-front-of-it/

Wednesday Links - Edition 2026-04-01

Chris Kocel — Wed, 01 Apr 2026 15:42:36 +0000

Java Is Fast. Your Code Might Not Be. (12 min)🐢
https://jvogel.me/posts/2026/java-is-fast-your-code-might-not-be/

JDK 26 Security Enhancements (14 min)🛡️
https://seanjmullan.org/blog/2026/03/16/jdk26

Measuring the Startup Memory Cost for Lazy Iteration Patterns in Java (5 min)💰
https://donraab.medium.com/measuring-the-startup-memory-cost-for-lazy-iteration-patterns-in-java-be24f4dd5b64

One tip for successful OpenTelemetry projects (2 min)💡
https://blog.frankel.ch/tip-opentelemetry-projects/

Static code analysis in Kotlin — tools overview (16 min)👀
https://blog.allegro.tech/2026/03/static-code-analysis-kotlin.html

Wednesday Links - Edition 2026-03-25

Chris Kocel — Wed, 25 Mar 2026 16:43:12 +0000

The Curious Case of Enum and Map Serialization (5 min)🧐
https://4comprehension.com/enum-map-serialization/

Some Benefits of Enabling Compact Object Headers in Java 25 for Streams (3 min)👜
https://donraab.medium.com/some-benefits-of-enabling-compact-object-headers-in-java-25-for-streams-8df8b2037e05

JavaScript (No, Not That One): Modern Automation with Java (12 min)🦾
https://lomagnette.github.io/posts/javascript-no-not-that-one-modern-automation-with-java/

GitHub Actions for Gradle v6: What's Changing and Why (3 min)🎬
https://blog.gradle.org/github-actions-for-gradle-v6

Writing an agent skill (2 min)🕵️‍♂️
https://blog.frankel.ch/writing-agent-skill/

Will you go to prison for an AI? (2 min)⚖️
https://blog.ploeh.dk/2026/03/23/will-you-go-to-prison-for-an-ai/

Claude Code Template for Spring Boot (13 min)📄
https://piotrminkowski.com/2026/03/24/claude-code-template-for-spring-boot/

Maybe version ranges are a good idea after all? (6 min)📏
https://neilmadden.blog/2026/03/19/maybe-version-ranges-are-a-good-idea-after-all/

Wednesday Links - Edition 2026-03-18

Chris Kocel — Wed, 18 Mar 2026 16:49:21 +0000

Java 26 Is Here, And With It a Solid Foundation for the Future (40 min)🏗️
https://hanno.codes/2026/03/17/java-26-is-here/

Java 26 is boring, and that’s a good thing (19 min)😴
https://mostlynerdless.de/blog/2026/03/17/java-26-is-boring-and-thats-a-good-thing/

JVM Workhorses - Stubs and Intrinsics (10 min)🐴
https://softwaremill.com/jvm-workhorses-stubs-and-intrinsics/

Kubernetes CPU limits - When JVM sees more than it should (9 min)👀
https://mikemybytes.com/2026/03/12/kubernetes-cpu-limits-when-jvm-sees-more-than-it-should/

tdocker: A Terminal UI for Everyday Docker Commands (3 min)🖥️
https://4comprehension.com/tdocker-tui/

Wednesday Links - Edition 2026-03-11

Chris Kocel — Wed, 11 Mar 2026 16:28:27 +0000

Java 26 for DevOps (2 min)☕
https://inside.java/2026/03/02/jdk-26-rn-ops/

HTTP Client Updates in Java 26 (2 min)🌐
https://inside.java/2026/03/04/jdk-26-http-client/

Things I miss about Spring Boot after switching to Go (5 min)🍂
https://sushantdhiman.dev/things-i-miss-about-spring-boot-after-switching-to-go/

Performance of Lazy and Eager Iteration Patterns on Small Lists in Java (8 min)📈
https://donraab.medium.com/performance-of-lazy-and-eager-iteration-patterns-on-small-lists-in-java-f4234bef50a5

Empty Should be Empty (6 min)🔲
https://donraab.medium.com/empty-should-be-empty-c09e21edc205

DPoP: What It Is, How It Works, and Why Bearer Tokens Aren’t Enough (8 min)🛡️
https://foojay.io/today/dpop-what-it-is-how-it-works-and-why-bearer-tokens-arent-enough/

Quarkus has great performance – and we have new evidence (10 min)🚀
https://quarkus.io/blog/new-benchmarks/

You Just Need Postgres (3 min)🐘
https://youjustneedpostgres.com/

Shortcuts (4 min)⌨️
https://www.andreinc.net/2026/03/09/shortcuts/

What Claude Code Actually Chooses (2 min)🤔
https://amplifying.ai/research/claude-code-picks

Wednesday Links - Edition 2026-03-04

Chris Kocel — Wed, 04 Mar 2026 09:30:40 +0000

JDK 26 G1/Parallel/Serial GC changes (10 min)🗑️
https://tschatzl.github.io/2026/02/26/jdk26-g1-serial-parallel-gc-changes.html

Moving beyond Strings in Spring Data (8 min)🧵
https://spring.io/blog/2026/02/27/moving-beyond-strings-in-spring-data

Optimizations in Spring MVC (5 min)🚀
https://spring.io/blog/2026/02/25/optimizing-spring-mvc

Surprising += Cast (Rerun) (9 min)😲
https://www.javaspecialists.eu/archive/Issue333-Surprising--Cast-Rerun.html

Avoiding the Next Supply Chain Disaster with GitHub and Gradle (12 min)📦
https://blog.gradle.org/avoid-supply-chain-disaster-with-github-gradle

Cipher Downgrade: How a Tomcat Update Could Weaken Your TLS Configuration (3 min)⬇️
https://foojay.io/today/tomcat-tlsv13-cipher-configuration-spring-boot/

In defence of correctness (11 min)🛡️
https://blog.ploeh.dk/2026/03/03/in-defence-of-correctness/

Wednesday Links - Edition 2026-02-25

Chris Kocel — Wed, 25 Feb 2026 16:47:04 +0000

Dissecting the CPU-Memory Relationship in Garbage Collection (15 min)🗑️
https://norlinder.nu/posts/GC-Cost-CPU-vs-Memory/

Redacting Data from Heap Dumps via hprof-redact (8 min)🗂️
https://mostlynerdless.de/blog/2026/02/24/redacting-data-from-heap-dumps-via-hprof-redact/

Quality Outreach Heads-up - JDK 26: DecimalFormat Uses the Double.toString(double) Algorithm (1 min)🔢
https://inside.java/2026/02/09/quality-heads-up/

JDK 26 Release Notes (3 min)📄
https://jdk.java.net/26/release-notes

Implementing a PID Controller in Java (6 min)⚙️
https://4comprehension.com/java-pid-controller/

How I estimate work as a staff software engineer (12 min)📊
https://www.seangoedecke.com/how-i-estimate-work/