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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 49,208 posts.
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Why DuckDB is my first choice for data processing
Why DuckDB has become my go-to tool for data processing, offering simplicity, speed, and powerful features.
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Custom telescope mount using harmonic drives and ESP32
How I went from buying a €200 tracker to building a custom telescope mount with harmonic drives, ESP32, and way more engineering than necessary
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Perfect email regex finally found
Finding the best regular expression for validating e-mail addresses
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TIL: Versions of UUID and when to use them
About a month ago [1] , I was onboarding a friend into one of my side project codebases and she asked me why I was using a particular type of UUID. I'd heard about this type while working on that project, and it's really neat. So instead of hogging that knowledge for just us, here it is: some good uses for different…
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Google+ Hacker News Circle makes Search plus Your World Amazing
When Google+ first launched, I hustled my way to get an early invite so that I could grope the shiny UI touches like circles, and oogle the sexy tech features like Hangouts, but up until now, I...
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The pedantic checklist for changing your data model in a web application
Let's say you have a web app with some database. In your database you have an Invoice model, where you store things you are charging your customers.
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After 15 years of practice..
Derek Sivers official site. Thoughts on philosophy, culture, self-improvement. Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want.
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William Gibson Reads Neuromancer (2004)
The author Ray Bradbury is one of the early science fiction authors that moved science fiction into a literary form. As a writer Bradbury constructs beautifully written stories and novels. Bradbury's writing is in stark contrast to Bradbury as a speaker. The first time I heard Ray Bradbury speak was at the Association…
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If you want to start a startup, go work for someone else
When you look online for advice about entrepreneurship, you will see a lot of "just do it": The best way to get experience... is to start ...
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Hstore development for 9.4 release
I returned back home from PGCon.EU-2013 conference, Dublin, Ireland, where we gave two talks - Next Generation of GIN and Binary storage for nested data structures and application to hstore data type . These projects as well as visiting the conference (I, Teodor Sigaev and Alexander Korotkov) were…
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John Bradley, author of xv, has died
John Bradley, the longtime member of this community who was the founder, producer, and lead guitarist of Booster Patrol, died on March 20. He was 61. I couldn’t think of a better way to pay tribute to the man who was both a bandmate and a friend than to write a song for him in […]
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Correlated randomness in Slay the Spire 2
Here are three true statements about the game of Slay the Spire 2 (in single player): If you pick Neow's Bones in the Underdocks, the random curse is ~54% likely to be Debt.* It is impossible to receive Rebound from the Trash Heap event. Your first fight is 76% likely to drop a potion in Underdocks, and 4% likely to…
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Blocking Visual Studio Code embedded reverse shell before it's too late
Visual studio code tunnel Introduction Since July 2023, Microsoft is offering the perfect reverse shell, embedded inside Visual Studio Code, a widely used …
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MayDay PAC
Today, July 4th, the anniversary of the day in which our founding fathers signed the Declaration of Independence, is also the final day of a crowdfunding campaign to raise $12mm for a Super PAC to fund campaign finance reform. This campaign is called MayDay and the person behind it is Larry Lessig. The idea is […]
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Detecting a PS2 Emulator: When 1*X does not equal X
Using an odd floating point error to detect emulators
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Experian Sold Consumer Data to ID Theft Service
An identity theft service that sold Social Security and drivers license numbers — as well as bank account and credit card data on millions of Americans — purchased much of its data from Experian , one of the three major credit bureaus, according to a lengthy investigation by KrebsOnSecurity.
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Reverse-engineering a tiny 1980s chip that plays Christmas tunes
For the holidays, I decapped a chip that plays three Christmas melodies. The UM66T melody chip from the 1980s was designed for application...
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SIMD-accelerated computer vision on a $2 microcontroller
An accelerated FAST feature detector for the ESP32-S3 leveraging 128-bit SIMD instructions, achieving ~2x the performance of the reference implementation.
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An always-available, online-capable Raspberry Pi in your pocket
These days, I’m building a lot of hardware projects based on the ubiquitous Raspberry Pi mini computer. Especially with the Raspberry Pi Zero W (an even tinier version, with the W denoting the wifi-capable version), you can have one anywhere and can power it from any USB power source.
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