// sector 06 — escritura
donde escribo
lo técnico vive en krtffl.dev. esto es el índice agregado — los artículos se leen allí, no aquí.
- krtffl.dev — su blog técnico
último — krtffl.dev 2026-09-01
from_utf8_lossy quietly un-did my zero-copy log parser
i closed the query dsl post promising this one would be about memory-mapping a multi-gigabyte log and parsing records straight out of the mapping, without copying a line…
leer ↗ never let the client tell you who owns it krtffl.dev 2026-08-18 leer ↗ my production build was 46 releases behind and nothing failed krtffl.dev 2026-08-04 leer ↗ i said i quit testing. then i shipped seven things. krtffl.dev 2026-07-16 leer ↗ verifactu in go: a sha-256 hash chain is spain's answer to invoice fraud krtffl.dev 2026-07-08 leer ↗ docker stack deploy silently dropped my command (and 3 other swarm lies) krtffl.dev 2026-06-22 leer ↗ one schema crate, two analyzers: bilingual full-text search with embedded tantivy krtffl.dev 2026-06-15 leer ↗ two databases, one binary: duckdb for reads, sqlite for state krtffl.dev 2026-06-08 leer ↗ brute-forcing the pit window: when 'just try them all' is the right call krtffl.dev 2026-06-01 leer ↗ a query language in ~1000 lines: lexer, parser, evaluator krtffl.dev 2026-05-25 leer ↗ don't let your backtest lie to you: leakage guards for a solo research codebase krtffl.dev 2026-05-18 leer ↗ clean and verified are different claims: a two-axis trust state machine in postgres krtffl.dev 2026-05-11 leer ↗ cookieless analytics: how a rotating daily salt kills the consent banner krtffl.dev 2026-05-04 leer ↗ hand-rolling ols regression in rust, and the collinearity trap that ate my coefficients krtffl.dev 2026-04-27 leer ↗ rust + wasm canvas2d charts with zero javascript libraries krtffl.dev 2026-04-20 leer ↗ welford's algorithm and why i never store the samples krtffl.dev 2026-04-13 leer ↗ multi-tenant isolation is a security boundary, not a query filter krtffl.dev 2026-04-06 leer ↗ building three mcp servers in rust with rmcp krtffl.dev 2026-03-30 leer ↗ implementing the drain algorithm in rust krtffl.dev 2026-03-23 leer ↗ i didn't leave go for rust. i split my stack. krtffl.dev 2026-03-16 leer ↗
índice leído en build · actualizado 2026-09-01 · los artículos se leen en su sitio de origen