Make sure to grab the latest version of ruby-prof, currently 052, which includes some performance tweaks and bug fixes A year has passed since the last release of ruby-prof If...

One reason developers like ActiveRecord is that it automatically generates the SQL needed for querying a relational database Obviously, there are various knobs for controlling...

Let's say my last post tempted you to check out libxml's validation functionality However, you work in shop that develops on multiple platforms, including Windows, OS X and...

Web sites based on user generated content need to well let users generate content (obviously you read this blog for its insights!) Except that opens a huge can of worms Some...

Pat Eyler has written a nice set of articles about profiling Ruby code He shows how to use the built in Ruby profiler as well as ruby-prof (my personal favorite :) He talks a...

GEOS is one of the more important open source projects in the GIS/geospatial industry It provides rich functionality for analyzing and manipulating geometries and...

Last time I gave kudos to Sapphire in Steel for the addition of a Ruby console to their debugger This time its kudos for Arachno Lother Scholz, the develeper, sent me an...

In the religious war between the command line and IDE (integrated development environment), I'm firmly on the IDE side Having said that, there's no substitute for having a...

Update: ruby-prof 050 is now available and has significantly more features than 040, including better threading support, rails support, call tree output, etc After porting...

Yesterday I wanted to profile some methods I'm using on a Rails controller To get a feel for profiling Ruby code I put together a test case, added a "require 'prof'" to the top...