Blog

Notes mostly written for myself, published in case they save someone an afternoon. RSS.

• 14 September 2026 Your SQLite backup is fine until it isn't How a nightly cp silently loses a day of writes, and what to do instead.
• 2 June 2026 Reading a WAL file in a hex editor Frames, salts and checksums, and a short script to walk the file.
• 18 March 2026 Notes from a year on a five-euro VPS in Helsinki What actually broke, and why the boring setup won.
• 27 January 2026 A makefile is enough CI For one person and one small project, it usually is.
• 5 December 2025 Packing structures in C++ without surprises Padding, alignment, and the three lines that catch it at compile time.