I am working on editing a PDF form/template in Ruby On Rails application. I want to populate some of form fields with data from database and make few fields editable to take the input from user. I ...

I have a PDF file (Predesigned, I have no control over the design) which allows users to fill in some form fields in Adobe Reader and save the result. I want to automate the process of populating some...

In RoR, in the controller, we can see lines as below: def index @books = Book.all end How can the @books = Book.all be replaced by actual sql query like select * from book I tried something like ...

I have a custom ransacker method called score ransacker :score, args: [:parent, :number_one :number_two] do |parent, args| (parent.table[:id] + parent.table[:id]) / (number_one + number_two) en...