a sample of getting my Foursquare checkin histories

gistfile1.rb

require 'foursquare2'

client = Foursquare2::Client.new(:oauth_token => 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX')

client.user_checkins({'offset' => 0, 'limit' => 30})[:items].each do |checkin|
  name = checkin[:venue][:name]
  lng = checkin[:venue][:location][:lng]
  lat = checkin[:venue][:location][:lat]
  printf "%s %f %f\n", name, lng, lat
end

See also http://masutaka.net/chalow/2013-10-30-1.html