Making illegal state unrepresentable
A couple of years ago, I wrote that The Builder pattern is a finite state machine!. A state machine consists of states and transitions between them. A
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A couple of years ago, I wrote that The Builder pattern is a finite state machine!. A state machine consists of states and transitions between them. A
CQRS in Go series: Part 1: the aggregate, Transition() and Clone() Part 2: command handlers without side effects Part 3: sagas and event cho
All tests run on an 8-year-old MacBook Air. 100 thumbnails. Each one spawning a new Swift process. 50ms per spawn. That's 5 seconds of pure process-
Hi everyone, I recently created a new project using React Native CLI (version 0.85). After setting up @react-navigation/drawer, I started facing an i
At some point over the last few years, TypeScript stopped being a tool and started becoming a performance art. We went from: “Let’s add types so we
Every time you inject a database driver directly into a service class, you make a decision. The problem is that most teams don't know they're making i
Two days ago I published “I Built a CLI That Generates Production-Ready Auth Backends in 30 Seconds (While Working From My Phone)”. At that point the
Most REST Assured tutorials show you a single given().when().then() against a sample API and call it done. That's fine for learning the syntax, but it
Every "best AI tools 2026" list is written for a JavaScript developer. The benchmarks use React. The screenshots show TypeScript. The winner is alway
If you've been following tinyboot, you might have noticed there was no announcement for v0.3.0. That release added CH32V103 support, but things were s
I added MCP (Model Context Protocol) to re:Money — my Quarkus + DynamoDB financial tracking app — in under 30 minutes. One dependency, a few annotatio
High-performance systems require both tuning and fast search. In this guide: ⚡ Java Performance Tuning Threading & concurrency Memory optimization
When working with strings in Java, a very common interview and real-world problem is: 👉 “How do you find the first non-repeated character in a string
Background I've been building data infrastructure for Amazon seller tools for the past three years. The most consistently requested feature
If you put two sidecars in a pod and ask them to talk to each other over HTTP, sooner or later one of them crashes mid-request and you lose a message.
Essential DevTools Every Go Developer Should Know Go ships with a powerful standard toolchain that many developers underestimate. Beyond wr
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TAGS: productivity, ai-automation, developer-workflow, discipline I used to believe productivity was about willpower. Wake up earlier. Push harder
PDF generation is a common requirement in enterprise applications, whether you're producing invoices, reports, contracts, or digital receipts. While J
Box cricket is fast. A match is over in 45 minutes. The last thing the scorer wants is to pass a phone around, lose track of overs, or manually WhatsA