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This is a project I've been building in my spare time over the past few months. It's a library that provides methods for working with musical harmony ‒ intervals, notes, chords. For example, it can parse almost any chord symbol (Fmaj7, CminMaj9, etc) and turn it into notes, or it can identify a chord from a given set of notes.

I started this project with the idea of using formal grammar to parse chord symbols. I wanted to use it instead of a hand-written parser, which is the common approac

We just open-sourced Lume - a tool we built after hitting walls with existing virtualization options on Apple Silicon. No GUI, no complex stacks - just a single binary that lets you spin up macOS or Linux VMs via CLI or API.

Why we built Lume: - Run native macOS VMs in 1 command, using Apple Virtualization.Framework: `lume run macos-sequoia-vanilla:latest`

- Prebuilt images on https://ghcr.io/trycua (macOS, Ubuntu on ARM)

- API server

Article URL: https://lwn.net/Articles/1005332/

Comments URL: https://news.ycombinator.com/item?id=42884099

Points: 82

# Comments: 39

https://lwn.net/Articles/1005332/

Article URL: https://www.swift.org/blog/the-next-chapter-in-swift-build-technologies/

Comments URL: https://news.ycombinator.com/item?id=42899703

Points: 575

# Comments: 253

https://www.swift.org/blog/the-next-chapter-in-swift-build-technologies/

Article URL: https://phiresky.github.io/blog/2025/visualizing-all-books-in-isbn-space/

Comments URL: https://news.ycombinator.com/item?id=42897120

Points: 386

# Comments: 80

https://phiresky.github.io/blog/2025/visualizing-all-books-in-isbn-space/

This is a projected I started that blends both the fun of playing a split screen multiplayer driving game and controlling real rc cars.

The cars can also be controlled via bluetooth gamepads and is meant to be easily hackable.

Comments URL: https://news.ycombinator.com/item?id=42901007

Points: 92

# Comments: 12

https://github.com/mattsroufe/esp32_rc_cars

Article URL: https://www.righto.com/2025/02/origin-of-mainframe-term.html

Comments URL: https://news.ycombinator.com/item?id=42901184

Points: 95

# Comments: 23

https://www.righto.com/2025/02/origin-of-mainframe-term.html

Article URL: https://www.jtolio.com/2025/02/py3-pygame-miyoo-a30/

Comments URL: https://news.ycombinator.com/item?id=42901616

Points: 120

# Comments: 20

https://www.jtolio.com/2025/02/py3-pygame-miyoo-a30/

Article URL: https://alisdair.mcdiarmid.org/kill-sticky-headers/

Comments URL: https://news.ycombinator.com/item?id=42902395

Points: 153

# Comments: 60

https://alisdair.mcdiarmid.org/kill-sticky-headers/

Article URL: https://www.qodo.ai/blog/qodo-merge-solving-key-challenges-in-ai-assisted-code-reviews/

Comments URL: https://news.ycombinator.com/item?id=42906757

Points: 9

# Comments: 1

https://www.qodo.ai/blog/qodo-merge-solving-key-challenges-in-ai-assisted-code-reviews/