Coding

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

Five sealed glass chambers on a workbench, each holding a robotic arm building a different code branch, with one branch merging and four discarded

Orca runs five AI coders at once and four of them lose

Orca runs five AI coders at once, each in its own git worktree. Fan one prompt out to Codex, Claude Code, OpenCode, and Pi, then merge the winner.

Mise replaces asdf, nvm, pyenv, and direnv with one file

Mise replaces asdf, nvm, pyenv, and direnv with one file

Mise consolidates asdf, nvm, pyenv, rbenv, and direnv into one CLI. Manage language runtimes and environments from a single .mise.toml file.

Sealed monolithic machine on the left facing a workbench of twenty-two labelled precision hand tools on the right

Matt Pocock's 22 small skills beat one big framework

Matt Pocock's 22 small skills bring grilling sessions, a shared CONTEXT.md, and TDD to Claude Code and Codex without giving up your process.

Postgres queues thousands of jobs a second, skip Kafka

Postgres queues thousands of jobs a second, skip Kafka

Use Postgres FOR UPDATE SKIP LOCKED and LISTEN/NOTIFY to build a durable job queue doing 3,000-5,000 messages per second without Kafka or RabbitMQ.

Fish, Zsh, or Nushell: which shell is actually worth switching to?

Fish, Zsh, or Nushell: which shell is actually worth switching to?

A practical comparison of Fish 4, Zsh, and Nushell covering defaults, plugins, startup time, and POSIX compatibility for devops and desktop use.

DuckDB is absurdly good at crunching gigabytes with no database server

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.