Batch .bat in 2026: Legacy Glue, Not a Personality
I still write .bat files in 2026. I also refuse to build an identity around them. That distinction— legacy glue vs personality —is the retrospective…
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Когда технический долг и legacy-системы тянут CIO вниз
Почти в каждой компании есть устаревшие системы (те самые legacy), которые по различным причинам необходимо поддерживать. Например для соответствия…
Building a tested calculator in the Uniface 10 IDE
Uniface is one of those tools you rarely read about, but that still runs a surprising amount of business software. I work with it regularly, and I w…
Python beside Delphi, not instead of it
I maintain an ERP that runs a footwear factory. It is a Delphi VCL desktop application: 488 units, roughly 160,000 lines of Object Pascal, sitting o…
The Smallest Safe Change: Refactor a Messy Function One Step at a Time
The biggest refactor failures come from big steps. A 200-line function turns into a rewrite. The rewrite ships with a regression. The fix is to make…
Automated Enterprise Code Refactoring Platforms: The 2026 Landscape
Refactoring at enterprise scale is a different discipline from refactoring in an IDE. Renaming a method across one service is a right-click; retirin…
Why Legacy Rewrites Need a Judge, Not a Better Prompt
Lately I keep getting asked about legacy replacements. It's become one of the more common conversations I have, and the framing is almost always the…
Greenfield и Brownfield: разработка новых и существующих систем в эпоху AI
Новый сервис в пустом репозитории легко назвать greenfield. А если он должен заменить часть работающей системы, перенести данные за десять лет, сохр…
AI Can Migrate Your COBOL to Java. It Can't Prove It Didn't Break Anything. We Built the Part That Does.
Every bank, insurer, and government system running on a mainframe today is sitting on COBOL that nobody wants to touch and nobody can afford to leav…
I built a CLI that scans legacy codebases and generates a modernization plan
How I turned the pain of inheriting legacy systems into an open-source framework that produces structured diagnostics — tested on real production co…
C++ Crash Pattern S5 — Race‑Condition Crashes: How to Diagnose and Fix Them
Why race‑condition crashes only appear under specific timing, vanish under debugging, and produce different stack traces on every run. Race‑conditio…
AI Can Migrate Code. Who Validates That the Business Still Works?
Before modernizing legacy systems with AI, assess your verification capacity. Migration requires testing, observability, human judgment, and methodo…
Diagnosed with Stage 3 Cancer
I was diagnosed with stage 3 cancer. Surgery is scheduled for December 31st. Last day of 2020. Fitting. I'm not going to use this space for medical…
How To Use AI Safely In Legacy Codebases
You've inherited a system that nobody wants to touch. It's ten years old. There are class files with three thousand lines. The naming convention cha…
Когда онбординг длится 2 месяца: день 3 — проследить главный поток данных
Иногда систему нужно быстро объяснить человеку со стороны: новому разработчику, техлиду, архитектору, аудитору или инвестору на technical due dilige…
Mythos Found a 27-Year-Old Bug in OpenBSD. Your Code Is Next.
Anthropic's new Mythos Preview surfaced a 27-year-old vulnerability in OpenBSD — the most-audited operating system in commercial software — and gene…