#contents *Prerequisite [#g253e68e] -Ubuntu Server installation (You can refer [[HowToUse/UbuntuServer/14.04]]) -Ruby On Rails setup on Heroku (You can refer [[HowToUse/RubyOnRails/4.2/Heroku/2015]] *HowToUse [#o5f63281] :Step.1| Prepare a new project, and add init.r to initialize R environment. You can refer sample of init.r [[here:https://github.com/nasebanal/nb-microfinance/blob/master/init.r]] . In order to make a communication between Rails app and R server, you need to install Rserve-client or [[RinRuby:HowToUse/RubyOnRails/4.2/RinRuby/2.0]]. In order to make a communication between Rails app and R server, you need to install Rserve-client or [[HowToUse/RubyOnRails/4.2/RinRuby/2.0]]. :Step.2| Create Heroku application. $ heroku login $ heroku create <Application Name> --stack cedar-14 --buildpack https://github.com/virtualstaticvoid/heroku-buildpack-r.git#cedar-14 *By 2015, we used heroku-buildpack-multi for multiple buildpacks, but we don't need it in 2016. [#g7479c41] :Step.3| Add buildpacks for rails to the project. $ heroku buildpacks:add heroku/ruby :Step.4| Push the files to Heroku server. $ git push heroku master :Step.5| Launch R server on Heroku. $ heroku run R *Author [#q301bafd] S.Yatsuzuka