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Net Neutrality does not make the Internet fair

Posted in Economics, Geek, Tech Industry on April 25th, 2014 by leodirac – Comments Off on Net Neutrality does not make the Internet fair

A lot of people are concerned that the FCC will “destroy the Internet” (or something similarly hyperbolic) by loosening so-called net neutrality rules.  But the fact is that today’s system is actually a lot less stable than you realize, and legislating net neutrality would actually make it even more precarious. That traffic moves in a “fair” way across […]

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Making software architecture choices analytically with CodeTrend

Posted in Democratization of Information, Geek, Software Engineering on September 3rd, 2013 by leodirac – 1 Comment

Modern software gets assembled from parts as much as it gets built from scratch.  It used to be you just picked your operating system and programming language and went to it.  Nowadays you need to pick your data store, your development tools, your framework and its plugins and all sorts of libraries independently.  These choices […]

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Sorry for the downtime – we got hacked

Posted in Electronic Security, Geek, Hacks on March 11th, 2012 by leodirac – 2 Comments

My apologies that the blog has been down for the last few days.  Some hackers got into my PHP and inserted some malware onto the blog.  A helpful reader alerted me to the problem within hours of it happening, and I quickly turned the whole site off to prevent spreading malware.  It took me a […]

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Macbook Crashes, Kernel Panics and coping with an Apple “Genius”

Posted in Analysis, Apple, Gadgets, Geek, Hacks, Hardware on May 14th, 2011 by leodirac – 8 Comments

So your Mac is crashing a lot, and after a trip to the “Genius Bar”, you’re starting to think maybe that “genius” you talked to is anything but.  Is this where you are?  If so, join the club, because that’s exactly what I’ve been going through recently.  My MacBook Pro would regularly go black without […]

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Democratizing HTTPS

Posted in Analysis, Democratization of Information, Electronic Security, Geek, Google on March 21st, 2011 by leodirac – Comments Off on Democratizing HTTPS

Dear Google, Please democratize SSL certificates.  The ability to serve HTTPS:// pages without scaring users is currently controlled by a handful of “trusted authorities” whose business is to make it difficult to secure web communications.  Google, you have the ability to disrupt this oligarchy and empower individuals to make the web safer. The web is […]

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The ironic challenge of nuclear power safety

Posted in Analysis, Geek, Physics, Societal Values, Technology on March 15th, 2011 by leodirac – 15 Comments

In studying the history of Chernobyl, Three Mile Island and the ongoing events at Fukushima, a subtle but important connection appears.  The problems at Fukushima today share a fundamental similarity with the cause of Chernobyl’s disaster. Moreover, within that similarity lies a path to making nuclear power safer. Obviously there are huge differences.  Chernobyl was a massive […]

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Real-time Web Development in Python with Hookbox

Posted in Ego, Geek, Python on February 15th, 2011 by leodirac – Comments Off on Real-time Web Development in Python with Hookbox

Tonight I’m giving a guest lecture for a class on web development in Python.  I’m talking about building real-time web sites using Hookbox.  It draws on my experience building the software version of the Groovik’s cube. Here are the slides from the lecture: Here are the slides from the talk. I start out talking about […]

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Fighting buffer-bloat on DD-WRT

Posted in Geek, Hacks, Hardware on January 31st, 2011 by leodirac – Comments Off on Fighting buffer-bloat on DD-WRT

Recently, 20th century software pioneer Jim Gettys has been doing a bang-up job raising awareness about performance problems with the internet known as “buffer-bloat.”   The details are technical and complex but the gist of it is that networking equipment is often buffering way too much data, resulting in unnecessarily long latencies.  High latencies (literally […]

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Introduction to South Migrations

Posted in Geek, Python, Software Engineering, Uncategorized on December 16th, 2010 by leodirac – Comments Off on Introduction to South Migrations

Here’s the presentation I gave to the Django-Seattle group earlier this week. (Full link here.) It gives an introduction to South, which is the most popular database migration tool for Django. If you’re using Django on any kind of mature project and you’re not using South, you should really take a look at this. Without […]

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I’m speaking at django-seattle tomorrow

Posted in Geek, Python, Seattle, Software Engineering on December 13th, 2010 by leodirac – Comments Off on I’m speaking at django-seattle tomorrow

Tomorrow night I’m giving a presentation to the django-seattle group.  If you’re interested in Django come join and meet like-minded folks. When: Tue, Dec 14th 6:00pm – 7:30pm  (Meetings are on 2nd Tuesday of each month) Where: Web Collective, 1402 3rd Avenue – Suite 925 – Seattle (3rd and Union, 9th Floor, Vance Building, kitty […]

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