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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,098 posts.
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Don't Waste a Single Moment
I’ve embarked on a new adventure as CEO & Cofounder of Referly – a startup that is helping anyone earn rewards for referring products they love and generat...
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Useful use of cat(1)
Rather special example: This was useful for me on a Redhat Linux, where man(1) otherwise annoyingly would intersperse the output with headers and footers for a print version, which is rarely used, though... I tried: ( echo -e ".pl 1100i"; cat "$1"; echo ".pl \\n(nlu+10\n" ) | tbl | nroff -man
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Traveling Salesman: the most misunderstood problem
Whenever people start talking about NP-Complete problems, or even NP problems, one of the first examples they reach for is the classic Traveling Salesperson Problem. TSP makes sense because it int...
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The Best Tech Ad I’ve Seen Lately
A few days ago, I got a copy of TIME Magazine in the mail with an advertisement that really struck me as near-perfect. I thought I’d write a quick post about it since I haven’t heard m…
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Python becomes a platform. Thoughts on the release of clojure-py.
The recent announcement of clojure-py made some noise in the Clojure community, but not, as far as I can tell, in the Python community. For those who haven’t heard of it before, clojure-py is…
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An Ancient Piece of Computer Lore in a Place You’d Never Expect
Back in March of 2012 I was watching Duplicity and I noticed something odd about 28 minutes in:
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Harvard puts metadata for 12M library items into the public domain
(Here’s a version of the text of a submission I just made to BoingBong through their “Submitterator”) Harvard University has today put into the public domain (CC0) full bibliograp…
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Storm's first birthday
Storm was open-sourced exactly one year ago today. It's been an action-packed year for Storm, to s...
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Bill Buxton: Multi-Touch Systems that I Have Known (1982)
Bill Buxton Microsoft Research Original: Jan. 12, 2007 Version: December 10th, 2025
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Using Twitter to Build a Password Cracking List - 1978 passwords out of 4400
This is going to be a quick one. We're going to show how to use twitter to build a word list for cracking passwords. We'll use John the Rip...
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TCP doesn't suck, and all the proposed bufferbloat fixes are identical
: While I'm suspicious of all JIT-compiled languages, C# has always had a much better IL than java, even since version 1.0, making it easy...
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Lovelace – The Origin
This brief biographical sketch was done for Ada Lovelace Day 2009. I think I in was a pub at the time.
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Why host and write a blog?
Jon Udell is blogging less . Gosh, so am I . There are loads of ways to talk to the world, new alternatives every day it seems. Is this thing, you know, over?
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Amazon Data Center: 450,000 Estimated EC2 Servers
(Edit 3/16/2012: I am surprised that this post is picked up by a lot of media outlets. Given the strong interest, I want to emphasize what is measured and what is derived. The # of server racks in …
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An introduction to modern OpenGL
Table of Contents | Chapter 2 » OpenGL has been around a long time, and from reading all the accumulated layers of documentation out there on the Internet, it's not always clear what parts are h…
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The Gift of Death
Pathological consumption has become so normalised that we scarcely notice it.
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Forcing the CPU affinity can make a monothreaded process run 2-3x faster
Today, I chrooted in my system from sysresCD and I discovered that running eix-update (a gentoo portage indexing program) ran almost 3x fas...
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