OpenStack Nova Essex MySQL Database Schema Diagram and SQL

computer,Uncategorized 3 May 2012 | 0 Comments

I’m in the process of setting up an OpenStack Essex installation on a small cluster of Ubuntu 12.04 servers using the Canonical-supplied and supported packages. I innocently and unfortunately ended up with a state corruption issue causing nova-compute to crash on startup, and found it necessary to dive into the schema as a troubleshooting aid. […]

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OpenStack Diablo on Ubuntu 11.10 w/MySQL

computer 5 March 2012 | 0 Comments

If you’re installing the OpenStack cloud computing platform “Diablo” release on Ubuntu 11.10 server using the official guide and are using MySQL, don’t forget to: sudo apt-get install python-mysqldb The “glance” package (and probably others) are configured to use SQLite by default and do not automatically install this dependency by default. Unfortunately, the November 2011 version of the […]

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Quick FASTQ File Parsing Via Memory Mapping In C/C++

computer 17 November 2011 | 2 Comments

I recently had a need to speedily parse through 8GiB+ .fastq text files to calculate a simple statistic of genomic data. My initial “pfastqcount” implementation in Ruby worked fine, but with many files to process took longer than I had hoped in addition to consuming an alarming amount of CPU. I ended up reimplementing the pfastqcount […]

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Hacking Your Own Genome

Uncategorized 6 November 2011 | 0 Comments

Many thanks to everyone that participated in my Hacking Your Own Genome session at today’s Desert Code Camp 2011.2 event in Chandler, Arizona! I’m very passionate about the topic area, and hope the session was both entertaining and useful. Here are the presentation materials, source code for the “youandme” application, and a few other links […]

Amazon Finally Adds Lending Library

Uncategorized 2 November 2011 | 0 Comments

Late is better than never! (From the press release. Customer details here.) With an Amazon Prime membership, Kindle owners can now choose from thousands of books to borrow for free – including over 100 current and former New York Times Bestsellers – as frequently as a book a month, with no due dates Books can […]

10 Universal Weight Loss Tips For Men

personal,Uncategorized 28 July 2011 | 2 Comments

I’ve spent the majority of my adult life in the “obese” clinical strata, and have only in recent years taken to caring about maintaining a reasonable weight. I am an American male, 5’10”, with Koren-Caucation ancestry and have ranged between 149 and 172 pounds in the past year. My bodies individual natural comfort zone seems […]

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Preston And AT&T Give Each Other The Finger

computer,personal 27 July 2011 | 0 Comments

I made the jump the last day before Verizon stopped offering unlimited data plans. The delay for switching to Verizon was not lack of motivation–AT&T service has always paled to Verizon in Arizona and is nearly nonexistent at my summer home–but in desperate procrastination of dealing with the migration process. My longest conversation (highly abbreviated) […]

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Apple Wireless Bluetooth Keyboard Dvorak Hacking

computer 27 July 2011 | 4 Comments

It’s very easy to switch around the keys on Apple’s current generation of wireless bluetooth keyboard. The first time doing this hack I only had one “close call”, but know that I know how to get the keys off safely it’s simple, fast and easy. I used a couple razor blades to pop off the keys, but a […]

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I Bought A Grill At Walmart

personal 21 May 2011 | 1 Comment

Yes, I know, so you can withhold your scorn in the satisfaction that I’ve been promptly punished by the powers that be. Upon initial assembly of my new $25 *Deluxe* propane grill, I assumed that the small Chinese boy manning the “‘L’ washer” machine at the grill factory simply hadn’t received adequate training from HR […]

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MountWest RubyConf 2011 – Journeta Lightning Talk Slides

Uncategorized 21 April 2011 | 0 Comments

The “slides” from my MountainWest RubyConf 2011 lightning talk on Journeta have been added to the source tree, here. Go make a peer-aware text editor or something!