Ruby 1.9.2 p290, Rails 3.1rc6, Rspec, Factory Girl, Capybara, Guard, Git, Heroku

Install ruby-1.9.2-p290 using RVM and use.

rvm install ruby-1.9.2-p290
rvm use ruby-1.9.2-p290

Create a gemset for Rails 3.1 rc6 and use.

rvm gemset create rails31rc6
rvm gemset use rails31rc6

Install Rails 3.1rc6

gem install rails -v ">=3.1.0rc"

Create a new Rails 3.1rc6 project

# -T is to disable default test framework, no TestUnit.
rails new newproject -T

Setup rvmrc file

cd newproject
 
rvm --rvmrc use ruby-1.9.2-p290@rails31rc6

Edit Gemfile add this to the bottom.

# this is for Heroku
group :production do
  gem 'therubyracer-heroku'
  gem 'pg'
end
 
# dev and test frameworks
group :development, :test do
  gem "rspec-rails"
  gem "database_cleaner"
  gem "rails3-generators"
  gem "factory_girl_rails"
  gem "capybara"
  gem "guard-rspec"
end

Run bundle to install gems

bundle

Initialize RSpec

rails g rspec:install

Install rb-fsevent if needed (optional)

gem install rb-fsevent

Initialize Guard

guard init rspec

Initialize Git

git init

Add remote Git

git remote add origin [url]/newproject.git

First commit

git add .
git commit -m 'my first commit'

First Push

git push origin master

Install Heroku

gem install heroku

Heroku Setup (Enter your credentials when asked)

heroku create

Push to Heroku

git push heroku master

If you have problems with RSA key’s, push your public keys to heroku

heroku keys:add ~/.ssh/id_rsa.pub

You should be good to go.