Coding

Pragmatic notes on developer tools, languages, and workflows. Shortcuts, tricks, and lessons from actually shipping code.

DuckDB is absurdly good at crunching gigabytes with no database server

DuckDB queries CSV, Parquet, and JSON files with no server and no import step. Run vectorized SQL analytics in-process from Python, Node, or Rust.

How uv and Ruff untangled our messy, slow Python monorepo

Set up a Python monorepo with uv workspaces and Ruff for one shared lockfile, one venv, sub-second cold installs, and unified lint and format.

An old open terminal sealed in a specimen jar beside a closed steel monolith labeled agy, with a developer crossing a bridge between them.

Gemini CLI is dead: migrating to Antigravity CLI in 2026

Gemini CLI shut down on 18 June 2026. Migrate to the closed-source Antigravity CLI, keep Gemini running with an API key, and see the new quotas.

Build a CLI dashboard with Go and Bubble Tea

Build a CLI dashboard with Go and Bubble Tea: a single binary terminal UI with live data, responsive layouts, keyboard navigation, and clean rendering.

Three racing robots on parallel tracks, one chrome and sealed, one open-framed with swappable engine modules, one screen-headed on wheels

OpenCode vs Claude Code vs Cursor: model-agnostic verdict

OpenCode vs Claude Code: Claude runs 45% faster, OpenCode writes 29% more tests, and the pick depends on your model and budget. Cursor slots in too.

Seven robotic hands reach for a glowing key, three chained to vendor vaults, two holding open rings of swappable model keys, two on short routed leashes, beside a cost-balance scale

Best AI coding agents in 2026: cost, autonomy, and lock-in

Compare the seven best AI coding agents of 2026 on real cost per finished task and model lock-in: Claude Code, Codex CLI, Gemini CLI, and more.