Making Windows Test Harnesses Independent of Encoding and Git Defaults
Fix host-dependent Windows test failures by owning subprocess decoding and Git line-ending policy at the boundaries where test evidence and fixture state are created.
LOGBlog
Engineering Notes
Database-backed investigations, migration lessons, production recovery, and practical AI-assisted engineering.
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Repairing Oracle Sequence Drift After a Data Migration
Diagnose primary-key collisions caused by sequence drift after an Oracle migration, align sequences forward during a verified write freeze, and prove recovery with complete transactions.
Replacing WM_CONCAT with Deterministic LISTAGG on Oracle 19c
Trace an HTTP 200 empty response to an Oracle invalid-identifier error, replace legacy WM_CONCAT calls with deterministic LISTAGG, and verify source, build, artifact, and overflow boundaries.
When a Windows Excluded Port Range Blocks an IDE Debugger
Diagnose an IDE server that builds successfully but stops before deployment because its debugger cannot bind a Windows-excluded TCP port.
Configuring Pandoc for Verified DOCX and EPUB Exports from Typora
Connect Typora to Pandoc on Windows, then verify real DOCX and EPUB packages with Unicode text, tables, and embedded images.
Diagnosing 403s on Expiring Media URLs Across Proxy Exits
A route-aware method for separating expiry, redirect handling, and proxy-exit drift when a temporary signed media URL returns HTTP 403.