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How I built the world's first 3D ultrasonic scanner
Here's how I built an ultrasonic 3d scanner that works in the air, using off-the-shelf components.
Topics /
Tools & Productivity
The most popular blog posts about tools & productivity on Hacker News. 4,417 posts.
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Debugging in Vim
Vim 8.1 was released in May 2018. The “main new feature” was official support for running a terminal within vim. Along with this came a built-in debugger plugin, termdebug, which provid…
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Addition Font
Shaping When laying out text using a font file, the code points in the string are mapped one-to-one to glyphs inside the file. A glyph...
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Building a Personal Archive with Hoarder
How to self-host a personal archive of web content even if stuff get's taken down
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We shouldn't have needed lockfiles
Lockfiles are an absolutely unnecessary concept that complicates things without a good reason. Dependency managers can and are working without it just the same.
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Python on Wheels
A quick overview into wheel based Python deployments.
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Outdoor Computing with a Deck Desk
Experiments in outdoor computing, deck desking, and reclined computing.
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What happened to Google Alerts?
Does Google Alerts return fewer results each year? A statistical investigation
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Things You Can Do with Python and POV-Ray
This post presents Vapory, a library I wrote to bring POV-Ray’s 3D rendering capabilities to Python. POV-ray is a popular 3D rendering software which …
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A beginner's guide to extending Emacs
How to build a custom completion backend for emacs from scratch.
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Writing HTML by hand is easier than debugging your static site generator
As someone who has used a static site generator every day at work for years I am on the threshold of believing “actually just writing HTML by hand is probably easier” This becomes obvious when you …
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The joys of creating Xcode project files
Meson's Xcode backend was originally written in 2014 or so and was never complete or even sufficiently good for daily use. The main reason f...
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PSA: If you're a fan of ATmega, try AVR Dx
A little-known offshoot of the ATmega series of 8-bit microcontrollers is better, faster, and cheaper than its progenitor.
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PAGNIs: Probably Are Gonna Need Its (2021)
Luke Page has a great post up with his list of YAGNI exceptions. YAGNI—You Ain’t Gonna Need It—is a rule that says you shouldn’t add a feature just because it …
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How I use my Raspberry Pis to help me work on with my side projects
Undeniably, Raspberry Pi has revolutionised the way we use computing technology in our lives. In addition to being energy efficient, a Raspberry Pi is a single board computer that does not take up …
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How to Learn Nix
Five years ago, I migrated my VPS from Arch Linux to NixOS. I had no idea what I was doing. I had never used Nix before. I thought I could figure it out. Five years later, I’m still running NixOS. And I still have no idea how it works.
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My User Experience Porting Off Setup.py
In the past week I went to add Python 3.12 support to my zstandard Python package. A few hours into the unexpected yak shave / rat hole, I decided to start chronicling my experience so that I may share it with the broader Python community. My hope is that by sharing my (unfortunately painful) end-user experience that…
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Web scraping with your web browser: Why not?
You can find plenty of tutorials on the Internet about the art of web scraping (for example, here and here ) and the first things you will learn about are Python and Beautiful Soup. There is no tutorial on web scraping with Javascript in a web browser though you will find browser extensions that claim to do it all…
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Version control without Git
If you have any question or suggestions about this tutorial, please file them as issues here .
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My Git Habits
From the highly eclectic blog of Mark Dominus