Pooja Giri — Please follow below steps
- Download rails go to https://gorails.com/setup/ubuntu/14.04 and select your approriate version.
- Create new app
rails new <app_name>
- Add the gem and follow the steps written in the above tutorial
- Please do follow each step written as is.
- Restart your rails server after doing all the steps.
Let me know in case of any difficulties :)