The Transactional Outbox in Go: Reliable Event Publishing Without Distributed Transactions
Here is one of the oldest bugs in distributed systems, still shipping to production every week: a service commits a
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PostgreSQL Connection Pooling in Go: Sizing pgxpool, Reading Its Stats, and When PgBouncer Earns Its Keep
Every Go service that talks to PostgreSQL ends up managing a pool of database connections, and almost every team gets
Mutation Testing in 2026: Stop Trusting Coverage, Start Killing Mutants
Every test suite has a hidden layer of confidence that coverage numbers never touch. A line can be executed by
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Thinking Inertia: Why LLMs Don’t Stop Reasoning When You Tell Them To
Most teams treat “thinking mode” as a switch. Turn it on and the model reasons through the problem step by
Continue readingThinking Inertia: Why LLMs Don’t Stop Reasoning When You Tell Them To
API Versioning Without Tears: Sunset Headers, Major Versions, and a Go Implementation
Sooner or later every API team hits the wall: a client depends on behavior you need to change. The field
RAG Chunking Is Not Settled: What Token-Level Evaluations Actually Show
Every RAG pipeline starts with the same piece of code: split documents into chunks, embed them, store them. It looks
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PostgreSQL MVCC in Production: Dead Tuples, Autovacuum, and the Bloat-Wraparound Trade
Ask a PostgreSQL database administrator what kills databases in production and you’ll hear about wraparound — the event where a
Tokio Internals: Cooperative Budgets, Wakers, and the Polling Policies That Keep Tasks Fair
Every Tokio application eventually meets the same mystery: a task that looks harmless in code review brings an entire runtime
The Definitive Guide to Local LLM Inference on Mac: Why Your Machine Is Slow and the Six Fixes That Work
Every Mac owner who has run a local LLM knows the feeling: the model downloads fine, the first answer looks
Prometheus Cardinality: Why Your TSDB Is Drowning and How to Stop It
Eventually the alert fires at 3 a.m.: your Prometheus is consuming more memory than the database it monitors, queries that
Continue readingPrometheus Cardinality: Why Your TSDB Is Drowning and How to Stop It