Writing archive
Technical notes and implementation essays.
A chronological archive of systems, tooling, data, and architecture writing.
Stop Using Option to Silence the Compiler
Not every 'maybe missing' value belongs in an optional type. A mental model for deciding when to reach for Option — by asking whether the uncertainty comes from reality, workflow, or implementation.
I Reduced Claude Code's Initial Context by 80% (Without Removing Any MCP Servers)
A single environment variable cut my Claude Code startup context from ~150k tokens to under 30k — and the per-session startup cost from over $1 to about $0.06.