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Recently I added a new backend feature to Finovara — a currency conversion module powered by the public API from the National Bank of Poland (NBP). T
The Problem You added a 2 GB dataset to a repo. Now git clone takes 10 minutes, CI downloads the full history on every run, and GitHub is b
Recently merge my 1200th pull request to Ruby Core; almost all are documentation improvements. You can see me among the Contributors; I'm #16 (scrol
Book: TypeScript Essentials — From Working Developer to Confident TS, Across Node, Bun, Deno, and the Browser Also by me: The TypeScript Library —
Book: The TypeScript Type System — From Generics to DSL-Level Types Also by me: The TypeScript Library — the 5-book collection My project: Herme
Book: TypeScript Essentials — From Working Developer to Confident TS, Across Node, Bun, Deno, and the Browser Also by me: The TypeScript Library —
Book: TypeScript Essentials — From Working Developer to Confident TS, Across Node, Bun, Deno, and the Browser Also by me: The TypeScript Library —
Book: The TypeScript Type System — From Generics to DSL-Level Types Also by me: The TypeScript Library — the 5-book collection My project: Herme
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
Book: Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in G
Book: Kotlin and Java to TypeScript — A Bridge for JVM Developers Also by me: The TypeScript Library — the 5-book collection My project: Hermes
Every Laravel project eventually hits the same wall: a designer asks for a new image size, and suddenly you're writing a migration, a queue job, and a
I had idempotency, a message queue, and retries. I thought I was finally building something production-ready. Then I started thinking about the "in-be
Java — Lambda expressions, Functional interfaces, Stream API Today, you can do Java functional programming with some of the agentic coding tools. Ho
My first attempt at a payment processor was synchronous and dangerous. If anything timed out or failed mid-way, I ended up with inconsistent data or d