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A Developer’s Guide to Responding to National Security Letters
When the FBI Shows Up at Your Office with an NSL When you receive thousands of requests from law enforcement each year, it’s actually not a surprise wh
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 80,920 posts.
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A home made PCB stepper motor
The first idea is interesting because it means cheap, precision-manufactured PCBs can be easily transformed into cheap, precise tiny motors.
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HackedThat: Breaking in to a hardened server via the back door
Earlier this summer, the team atInversoft published a comprehensive andsophisticatedguide to user data security. Theguide spans from hardening servers from p...
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The Yamaha DX7 synthesizer's clever exponential circuit, reverse-engineered
The Yamaha DX7 digital synthesizer was released in 1983 and became extremely popular, defining the sound of 1980s pop music. Because micro...
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Learning Machine Learning for Game Development
Posted by Ji Hun Kim and Richard Wu, Software Engineers, Stadia Over the years, online multiplayer games have exploded in popularity, captivating m...
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Fast B-Trees
( This is part of a series on the design of zest . See the list of posts here .)
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Command and Conquer – Programming an RTS game in HTML5 and Javascript
I’m a programmer and author interested in how intelligence, perception and learning work—and in building things that explore those questions directly.
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Optimizing Ruby's JSON, Part 1
I was recently made maintainer of the json gem, and aside from fixing some old bugs, I focused quite a bit on its performance, so that it is now the fastest JSON parser and generator for Ruby on most benchmarks.
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Analysis of Today's CenturyLink/Level(3) Outage
Today CenturyLink/Level(3), a major ISP and Internet bandwidth provider, experienced a significant outage that impacted some of Cloudflare’s customers as well as a significant number of other services and providers across the Internet.
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Atlas: A World Model for Spatial Intelligence
Introducing Atlas, our new omni world model for spatial intelligence.
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Abusing Emoji in iOS and Your Mac
Written pieces, talks, and other bits by Zach Holman.
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The Ruby on Rails Tutorial, now with Twitter's Bootstrap
News & blog about Learn Enough (including the Ruby on Rails Tutorial)
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HDMI ISA graphics card for vintage PCs by improving the Graphics Gremlin
HDMI is a relatively modern video connector we take for granted on modern PCs and monitors. Now vintage PCs can join in the fun too with a native connection to modern HDMI monitors without any additional adapter. (A production run has been made for this board. You can contact explit[at]mailbox[dot]org if you wish to…
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Debian turns 23
Today is Debian's 23rd anniversary. If you are close to any of the cities celebrating Debian Day 2016, you're very welcome to join the party! If not, there's still time for you to organize a little celebration or contribution to Debian....
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Sana'a
The scariest thing I'll see in Yemen looms up at me before the plane has even landed. I have dozed my way from Abu Dhabi across most of the Arabian Penninsula, including the Empty Quarter, that vast uninhabitable sandbox in the interior were they didn't even bother to put in borders until fifteen years ago. That just…
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A puzzle that tiles infinitely across both sides, based on the Klein Bottle
Have you ever done a puzzle that has no beginning or end? Where you don’t know up from down? Get lost in the infinite galaxy puzzle. The infinity puzzles™ are a new type of jigsaw puzzle insp…
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Julia 1.13 highlights
Highlights of the Julia 1.13 release.
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Lisp Badge LE
This is a self-contained low-power computer with its own display and keyboard that you can program in uLisp, a version of the high-level language Lisp for microcontrollers:
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CPU Backdoors
It's generally accepted that any piece of software could be compromised with a backdoor. Prominent examples include the Sony/BMG installer , which had a backdoor built-in to allow Sony to keep users from copying the CD, which also allowed malicious third-parties to take over any machine with the software installed…
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John Carmack on Parallel Implementations (2018)
ps aux | more
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Elite for Emacs (2015)
A recent discovery from old backups revealed something long forgotten: I really developed a version of Elite for…. that’s right… Emacs text editor.
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Testing Distributed Systems
Curated list of resources on testing distributed systems
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Success, and Farming vs. Mining
Let’s come up with an analogy and then torture it like we’re the Cheney administration: imagine you’ve just purchased a plot of land. What a...
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Bjarne Stroustrup Awarded 2017 Faraday Medal
For significant contributions to the history of computing, in particular pioneering the C++ programming language, Bjarne Stroustrup has been named … <a href="https://www.cs.columbia.edu/2017/bjarne-stroustrup-awarded-2017-faraday-medal/" class="more-link">Continue reading <span class="screen-reader-text">Bjarne…