rotecodefraktion
Subagent-Driven Development — Building a Data Model in Parallel
Article 5 of the series — v0.4 delivers three JSON files, not a data model. A plan file with three tasks and parallel subagents builds schema, normalization, and property-based tests. Plus: what format inconsistency teaches about parallelization.
Read more ›ABAP Goes Agentic: MCP Server, VS Code, and the Price of AI Support
SAP announced the ABAP MCP Server at Sapphire 2026 — the technical foundation for plugging external AI agents like GitHub Copilot, Amazon Q, or Claude Code directly into ABAP development. A look at what the announcements mean technically, what they will cost, and where the gaps remain.
Slash Commands — Automating Repetition Away
Article 4 of the series — three slash commands make the parser repeatable: /parse-epl for any Einzelplan, /check-totals with built-in pytest, /diff-vs-gesamt for comparison against the full budget. Plus: what xfail reveals about parser gaps.
Writing Custom Skills — PDF Parser Skill with pytest TDD
Article 3 of the series — the first parser code for byhaushalt takes shape via TDD: a custom skill with trigger description, uv setup, six tests before implementation, and how the sum consistency test catches hallucinations in PDF parsing.
Explore Before You Build — Plan Mode with Subagents
CLAUDE.md as a Briefing
What Agentic Coding Actually Means
Commentary
All commentary ›2026: Let's Kill the Beast — Windows
Microsoft's 'Windows K2' initiative is meant to save Windows 11 — but doesn't address the root problem. Why Apple is the most plausible answer, and why Linux deserves an app-store approach that doesn't depend on the distribution underneath.
What Digital Sovereignty Looks Like in Germany
Tagesschau is shutting down its Apple Messages for Business channel and pointing recipients exclusively to a WhatsApp channel. A license-fee-funded broadcaster is migrating from a privacy-friendlier messenger channel to a markedly more problematic one — and ignoring platform-neutral alternatives along the way.
When the Key Is Left in the Lock, Don't Blame the Lock
A commentary on the Signal phishing affair, the reflex response from a Bundestag Vice President — and the very loud silence of the Digital Minister.
Macs Are the Better PCs: on the Books and on Risk
Windows has become a design flaw. Copilot, Recall, TPM sniffing, plus a cloud strategy that costs productivity instead of delivering it. Macs are the rational choice in business. The software argument no longer holds in 2026.
Blunders, Bad Luck, and Bungling: The Coalition Provides Relief. For Whom, Exactly?
The coalition cuts the fuel tax and calls it relief. Nothing changes at the pump — except the profit margins of oil corporations.
BookBridge
Bidirectional sync between Obsidian and BookStack. Images offline, conflict diff instead of remote wins.