I recently was tasked with upgrading an application from Rails 2.3.8 to Rails 3. I choose to upgrade it to Rails 3.1, because why upgrade once and then have to do it again later. After upgrading and testing many points of the system locally, I was ready to push the upgraded application to the production…

I’m building an index of contacts, displayed with paginated links provided by will_paginate. The wiki for this plugin advises you on how to do setup your controller method, and what to put in the view to obtain a simple set of links, such as: # /app/controllers/contact_controller.rb def index @contacts = Contact.paginate :page => params[:page], :per_page…

There is a rails plugin which adds schema information for the models in comments at the top of your model definition files. It’s really useful. Check out the instructions on installing and using this plugin at: http://pragdave.pragprog.com/pragdave/2006/02/annotate_models.html

It can be very useful to have the database table schema information available to you when you are working on a model in a Ruby on Rails application. There is a plugin available which provides the schema information in comments at the top of each model called Annotate Models Plugin. # == Schema Information #…