All Questions

I'm trying to write an API using Ruby on Rails. In my controller class index method is getting called instead of show. Although I am passing parameters. tried these urls http://localhost:3000/api/...

I want to find the action mailer corresponding to a specific mailer view. It seems that there are no mailer action with the name of the mailer view's name. How can I find the mailer action in this ...

I am using rails 5 when user is registered in my website i am sending an email for him for account approval.I want to set website logo with email. How we implement this in rails mailer view file Html ...

I am trying to move my project to production, trying to RAILS_ENV=production bundle exec rake assets:precompile gives me an error, without specifying in which file it is. rake aborted! Sass::...

I have model Car and fields vin:uniq a_field1 a_field2 a_field3 .. a_field20 b_field1 b_field2 b_field3 .. b_field30. I have two kinds of users Mechanik and Manager. Mechanik can see and edit a_ ...

What is the best way to use a custom helper method in order to generate html tags with links and html options? lets say def drop_document_options(title,document,version,html_options) end in order ...

Using Rails 4 and ruby 2.2, I have my User model which has following attributes username email active Now I need to create a search text field for username, email and drop down for active ...

I have book model which has title, page_no and description. There is another model Image. class Book < ActiveRecord::Base has_many :images, dependent: :destroy end class Image < ...

Excuse my lack of knowledge, Lately, I am learning rails and found it extremely easy and fun, but still there is alot to learn. I made an application for managing a Car workshop: Owners has many ...

When updating car info, the validation process fails because I have validates_uniqueness_of :number class Car < ActiveRecord::Base validates :number,numericality: true, length: {is: 7 } validates :...

I am currently using devise for authentication which generates user.rb and controller for user, Welcome page(root page after authentication) which is main page of application where I need to show the ...

I have visits who belongs_to owner, and belongs_to car through two t.references, owner_id keeps getting nil when I create new visit through @car.visits.create. Visit.rb class Visit < ActiveRecord:...

My validations work fine class Owner < ActiveRecord::Base validates :car_number, :name, :phone, presence:true validates_uniqueness_of :car_number has_many :cars has_many :visits ...

I am getting the error undefined method `to_i' for :offstfsal:Symbol in activeadmin. Looks like to_i has been removed. Any suggestion would be helpful. index :title => "Office Expenses" do ...

In Rails, Can not multiply the quantity x price in each items, used in the model file. How multiply the quantity x price in Ruby, And further, if I can do in javascript oriented as the total of each ...