Serghei's Blog

You already run Claude Code by hand: copy issues into a prompt, watch it work, check the diff, and if something breaks halfway through, you restart it.

If you have ever built a RAG pipeline, you have probably faced the same awkward problem: BM25 returns a list of documents with scores like 18.3, your vector index returns another list with cosine similarities between 0 and 1, and somebody on the team asks…

Every TypeScript project starts clean.

Coding agents can write code.

When teams pick a language for a new project, the criteria are familiar: hiring pool, ecosystem maturity, team familiarity, IDE support.

Last month I ran Claude Code on 12 GitHub Issues simultaneously.

Build once, deploy everywhere.

Introduction# Why Emacs?

These are notable or amusing bugs and patches in public projects I dealt with in the past.

Introduction# In my setup, some workstations run macOS.

Current Work# I work at airSlate , where we build a platform for automating business workflows — creating, filling out, and signing documents in real time, without any code.

This story started when I connected a fresh domain to Fastmail.

Every Python program runs inside a boundary.

There is a set of standard HTTP headers that every website should implement to ensure a basic level of security.

In this post, I’ll tackle a straightforward problem: launching a Celery task X after all tasks Y have been completed.

I’ll admit, I don’t use GnuPG intensively.

Intro# This article continues my exploration into formal grammars.

Intro# In this article, I’ll take you on a journey through grammars and the overarching systems used to describe them, like BNF, EBNF, and ABNF.