Engineering notes
Articles for people who
ship the stack
Original rewrites on React, Node.js, TypeScript and AI — practical notes from the same engineering practice behind our operator software. Article bodies are in English.
Tagged: anthropic-claude
Practical notes: Claude Opus 5.5 : The model-ID swap that 400s your production
Operable walkthrough of Practical notes: Claude Opus 5.5 : The model-ID swap that 400s your production: contracts, checks, and drop-in code slots for teams shipping this pattern.
1773 wordsRead articlePractical notes: Learn Python by Building an AI Agent That Reads Emails and
Operable walkthrough of Practical notes: Learn Python by Building an AI Agent That Reads Emails and: contracts, checks, and drop-in code slots for teams shipping this pattern.
2348 wordsRead article
FAQ
About these articles
Yes. Each piece is an original English rewrite prepared for this site. Structure and code examples follow the source material; prose is rewritten and checked for overlap before export.
Technical posts ship in English first so code and API names stay exact. The site chrome (navigation, SEO shells) is available in all nine languages.
New drafts land in the publish queue as they pass editorial checks. Running the site import picks up only new or changed slugs — nothing is duplicated.
Treat samples as illustrative. Validate against your stack and licences before production use. For delivery work, contact us with the brief.
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