Setting mongodb, redis & postgresql on heroku step by step < setting mongodb on heroku > 1. create heroku app. 2. create mongodb account * make credit on this site : https://addons.heroku.com/ $ heroku addons:add mongohq:sandbox (free) 3. password change https://partners.mongohq.com 4. check out the connection install Tadpole DB : https://sites.google.com/site/tadpolefordb/ mongodb://<user>:<password>@paulo.mongohq.com:10037/app18663713 user: "heroku", pwd: ***** < setting redis on heroku > 1. create heroku app 2. create redis account $ heroku addons:add rediscloud:20 3. install redis (for redis client) http://redis.io/download 4. check out heroku redis site Endpoint pub-redis-13710.us-east-1-4.1.ec2.garantiadata.com:13710 Redis Password ***** 5. check out the connection $ redis-cli -h pub-redis-13710.us-east-1-4.1.ec2.garantiadata.com -p 13710 $ auth ****** OK $ set redis "Hell...