Developer_exercise is a project mainly written in RUBY and JAVASCRIPT, it's free.
A simple Ruby on Rails aptitude test for candidates wishing to join our team
==Centro Technology Developer Candidate Exercises
This are exercises to test your aptitude for developing Rails apps.
This application is a very simple media planning application, similar to the one we work on every day at Centro.
==Models
Placement - The Placement of a display advertisement on a website. The placement runs from the start_date until the end_date.
Buy - A Buy is a collection of Placements that will run on a site.
Plan - A Plan is a collection of Buys purchased by an advertiser. Buys consist of Placements of advertisements to be run on one or more sites.
==Tests
The tests use Thoughtbot's Shoulda and FactoryGirl (both included in vendor/gems). Documentation is available at http://www.thoughtbot.com/projects
==Exercises
==When you're finished