Originally in PHP; Rewritten in Ruby on Rails; The Columbia Underground Listing of Professor Ability serves as a resource for the Columbia University student community.
Java; Large-scale association analysis management software developed in collaboration with J. Otto. No longer maintained
Tutoring
I teach PHP, Ruby, Ruby on Rails, Perl, MySQL and Java in Manhattan (or elsewhere by phone). Referrals, example code and rates are available upon request. Puedo enseñar en español.