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共 20470 篇Show HN: YouTube Guitar Tab Parser
I created a simple CLI that turns a YouTube guitar-lesson video into a PDF of the guitar tab. There are services that transcribe music from Youtube videos into tabs, but they never work well enough for me. Instead I'm taking a simpler approach. It downloads the video, samples frames, uses Claude vision to locate the tab region, crops every frame to that region, de-duplicates the crops by the bar number printed on each line of the score, and stitches the distinct tab lines vertically into a PDF.
Show HN: Sigwire – a live TUI switchboard for every signal on your Linux box
Hey everyone, I wrote this tool for inspecting linux signals across proceses
Los Angeles law enforcement will stop using Flock cameras
The Los Angeles police department did not renew its contract with Flock due to data privacy concerns.
Apple says former employee exploited ‘rare’ bug to download confidential files after leaving for OpenAI
Apple would not comment on the "security breach," which allegedly allowed a former employee to download sensitive files from Apple's network long after he departed the company for rival OpenAI.
Show HN: I implemented a neural network in SQL
Two weeks ago I was on my babymoon in Corfu, Greece. While in transit, I was overseeing a GSoC intern submit an important feature to my array database library, Xarray-SQL. He added `to_dataset()`, which completed the roundtrip between thinking of array data in a tabular model simultaneously as gridded rasters (the premise of the project is that every Nd array can be mapped to 2d, where orthogonal dims of the Nd array are just primary keys of a tabular representation). We discussed in chat, now t
The Problem With VAR at the 2026 World Cup Isn’t the Technology—It’s Who Interprets It
The video assistant referee system, or VAR, has led to some controversial calls at the 2026 World Cup. Here’s why.
A ransomware negotiator who colluded with attackers to scam victims was sentenced to 70 months in prison
Angelo Martino helped scam ransomware victims out of over $75 million, officials said.
California creates $3,500 rebate for new electric vehicle buyers
There's a separate $1,750 rebate for used EVs, but both rebates have a price cap.