Jim's Depository

A seemingly harmless resolver quirk can turn ordinary UDP lookups into intermittent latency spikes or outright failures. Packet captures expose why TCP fallback masks the problem—and why DNS clients should treat truncation handling as a reliability requirement.

A one-day, Codex-built macOS tool tackles Create ML image labeling without nag screens or awkward workflows—and even ships with AI-generated puppy, kitten, and duckling sample data.

Passkeys modernize account security, Atom restores feed-reader compatibility, and smarter HTTP caching delivers faster pages with fewer unnecessary downloads.

Replacing Lighter and Stencil with llibsqlite3 and a Swift HTML DSL became a rapid, guided Codex exercise—showing where AI can eliminate repetitive migration work while leaving API design decisions in human hands.