example/config/initializers/session_store.rb
# Be sure to restart your server when you modify this file.
CrummyTest::Application.config.session_store :cookie_store, :key => '_crummy-test_session'
# Use the database for sessions instead of the cookie-based default,
# which shouldn't be used to store highly confidential information
# (create the session table with "rails generate session_migration")
# CrummyTest::Application.config.session_store :active_record_store