Newsletters

Issue 105

Back to basics: accessing Kubernetes pods. Detaching GraalVM from the Java Ecosystem Train. The state of HTTP clients in Spring. Introducing Claude Sonnet 4.5. Twelve years of blogging. Documentation. Nine HTTP Edge Cases Every API Developer Should Understand. What is 'good taste' in software engineering?. A (deep) dive into (shallow) immutability: Valhalla and beyond. How to Unit Test Micrometer. How I influence tech company politics as a staff software engineer.

Issue 104

Dynamic watermarking on the JVM. Your Images Are (Probably) Oversized. Make something awesome with open-source web components. Kafka Fundamentals: Getting Started with Distributed Messaging. Everything Practical and Important in Java 9 to 13. Python on the Edge: Fast, sandboxed, and powered by WebAssembly. Cloudflare just got faster and more secure, powered by Rust. What is Algebraic about Algebraic Effects?. Google Cloud Observability Adopts OpenTelemetry Protocol for Native Trace Ingestion.

Issue 103

WebAssembly on Kubernetes. JDK 26: The new features in Java 26. How git worktrees improve our git workflow. Kubernetes API Aggregation Layer & Extension apiservers. Announcing Rust 1.90.0. OpenTelemetry Collector: What It Is, When You Need It, and When You Don’t. Introducing Agent Gateway: AI-Native Connectivity & Security, Worker Pool Design Pattern Explanation. KSON Structured Object Notation. Dear GitHub: no YAML anchors, please. The Hidden Costs of Rushing Open Source Upgrades.

Issue 102

WebAssembly on Kubernetes. Keeping Secrets Out of Logs. Elements of Rust – Core Types and Traits. JEP 401: Value Classes and Objects (Preview). I Built a Bloom Filter Data Structure Simulator. What Is a Modular Monolith And Why You Should Care? How Palantir Is Mapping Everyone’s Data For The Government. Get Excited About Postgres 18. Claude Code: Best practices for agentic coding. werf. Advanced Bash Techniques I Wish I’d Known Earlier. PythonBPF - Writing eBPF Programs in Pure Python.

Issue 101

My first steps with Playwright. PostgreSQL for everything. Goodbye to IntelliJ IDEA Community Edition after 16 years! I scraped 25K comments to find which AI tools actually make people money or save time . MIT says AI isn’t replacing you… it’s just wasting your boss’s money. Saying NO is not a free action in the world of software engineering. Researcher Unearths Thousands of Leaked Secrets in GitHub’s 'Oops Commits'. Making a font of my handwriting. Oldest recorded transaction.

Issue 100

Linux Foundation Announces the Formation of the Developer Relations Foundation. Ces recruteurs qui agacent les candidats. The Real Cost of Poor Documentation for Developers. What are OKLCH colors? Everything I know about good API design. How to Name Your Span Attributes. New Features We Find Exciting in the Kubernetes 1.34 Release. DocumentDB joins the Linux Foundation. The $69 Billion Domino Effect: How VMware’s Debt-Fueled Acquisition Is Killing Open Source, One Repository at a Time.

Issue 99

Feedback from calling Rust from Python. Simplifying Code: migrating from Reactive to Virtual Threads. The four horsemen of a dying career (and the shields that protect you). Apache Fory™ Graduates to Top-Level Apache Project. Note from Teemu, Tim, and Torin to the Open Policy Agent community. Understanding Perses: Open Standards for Observability Dashboarding in CNCF. A Better Vocabulary for Testing. The Hidden Forces Shaping Our Systems: Cognitive Biases in Software Development.

Issue 98

The state of JVM desktop frameworks: SWT. This Send/Sync Secret Separates Professional From Amateur Rust Developers. Stop Using the Wrong CNI in 2025: Flannel vs Calico vs Cilium. New Rust Client Enables Building Safe, High-Performance Apps with Aerospike. Soft Assertions with AssertJ. I Built a Ballistic Missile Defense Simulator in a Browser. EU Commission Reactivates Bug Bounties. Sneaky git commits. No digital sovereignty without open source, warns OSBA. Announcing Crossplane 2.0.

Issue 97

A tentative comparison of fault tolerance libraries on the JVM. 5 Grafana in Docker examples to get started with metrics, logs, and traces. Navigating Consistency in Distributed Systems: Choosing the Right Trade-Offs. Do not Kick against the Pricks. So you want to parse a PDF? If you had to start over…​ The enshittification of tech jobs. Koalas vs. Crows: An Evolutionary Theory of Software. Building Bluesky Comments for My Blog. I Asked AI to Build an App.