Learning different aspects of Segment analitics API and its friends.
$ export SEGMENT_WRITE_KEY=<your write key>
$ bundle
First find and read specific test in spec/learn/analytics and once ready run it like this:
$ bundle exec rspec --color spec/learn/analytics/mixpanel_group_analytics_spec.rb
Where applicable, assert results with your eyes as described in test. Write your own test to learn more :)
The gem is available as open source under the terms of the MIT License.