Rails: How can I rename a database column in a Ruby on Rails migration?

Rails: How can I rename a database column in a Ruby on Rails migration?

ruby-on-rails ruby-on-rails-3 migration rename alter-table

ruby-on-rails

Can't find the 'libpq-fe.h header when trying to install pg gem

ruby-on-rails ruby-on-rails-3 postgresql rails-postgresql pg

ruby-on-rails

Purge or recreate a Ruby on Rails database

ruby-on-rails ruby-on-rails-3 rake

ruby-on-rails

How to remove a key from Hash and get the remaining hash in Ruby/Rails?

ruby-on-rails ruby ruby-on-rails-3 hashmap ruby-hash

ruby-on-rails

Rails DB Migration - How To Drop a Table?

ruby-on-rails database ruby-on-rails-3 migration rake

ruby-on-rails

How can I specify a local gem in my Gemfile?

ruby-on-rails ruby ruby-on-rails-3 rubygems bundler

ruby-on-rails

Rails update_attributes without save?

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ruby-on-rails

No route matches "/users/sign_out" devise rails 3

ruby-on-rails ruby-on-rails-3 devise routes

ruby-on-rails

How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?

ruby-on-rails ruby-on-rails-3 asset-pipeline sprockets rails-sprockets

ruby-on-rails

Rails: How to run `rails generate scaffold` when the model already exists?

ruby-on-rails ruby-on-rails-3

ruby-on-rails

How to run a single RSpec test?

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ruby-on-rails

Best way to load module/class from lib folder in Rails 3?

ruby-on-rails class module autoload ruby-on-rails-3

ruby-on-rails

Rails - Could not find a JavaScript runtime?

javascript ruby-on-rails ruby-on-rails-3 node.js ruby-on-rails-3.1

ruby-on-rails

How to restart a rails server on Heroku?

ruby-on-rails ruby-on-rails-3 heroku

ruby-on-rails

Change a column type from Date to DateTime during ROR migration

mysql ruby-on-rails ruby ruby-on-rails-3 migration

ruby-on-rails