Installing PostGIS 1.5 on PostgreSQL 8.4 on Ubuntu

March 4th, 2010 by

I had a bit of trouble installing the latest PostGIS 1.5 under PostgreSQL 8.4. Here are my instructions. These work on Ubuntu 8.04, 9.04, 9.10, 10.04, and 10.10.

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Setting Up Ubuntu 9.10 for Ruby On Rails Development

February 1st, 2010 by

This is a document I put together at the beginning of 2010 while building yet another Ubuntu VM, digging through our internal documentation to try and find out what I needed. We’ve got the answers, and generally Ruby, Rails, and Ubuntu are pretty good about telling you how to install tools if you don’t have them yet.

But the answers are spread out and distributed randomly. Plus, I can only see “The program ‘______’ is currently not installed. You can install it by typing: sudo apt-get install ______” so many times before I lose interest and put off the task.

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Find the Unique Sessions for a Rails Application

May 4th, 2009 by

Today we’re going to look at how to find the number of unique sessions over a specific time frame for a rails application. We’ll be using the slow-actions gem.

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