Tagged Questions

Ruby on Rails version 3.2.0 released at January 20, 2012. Use this tag for issues related to development in Ruby on Rails version 3.2.0.

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1answer
17 views

Why does the Rails.cache.write return a different value in Rails 2.3.11 and Rails 3.2.11 console?

I am trying to expire key in 10 seconds, somehow it is, but not working with rspec. In this process, I noticed Rails.cache.write return false in Rails 2.3.11, while Rails.cache.write return true in ...
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1answer
36 views

Rails table-less model or a better way

I am using Rails 3.2.12. I have a model A and table called a. I need to tag in a_details which is a set of attributes based on type of A. There is no table for a_details. Its made on the fly. In the ...
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2answers
20 views

Trying to pickup user who owns a record from controller

I have a Comments controller which is utilised in 2 other controllers (Task & Ticket). I'm trying to have it email the owner of the Ticket once a comment has been created to notify them that the ...
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No matching rules found for update during a migration when using declarative authorization gem

I'm trying to run a migration (just adding a column and initializing it actually), but declarative authorization (gem) deny me access because she is using a "guest" user. This is the error message i ...
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0answers
9 views

How to integrate promotional code for paypal express checkout

I am having a Rails 3 application working with Paypal Express Checkout. I need to add promotional code before the checkout, in order to provide some discount. Is there any way to pass the promotional ...
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1answer
11 views

Rails: Display dropdown menu with categories and subcategories

I have a form where user selects sub-category of the product. I have a dropdown list to display all subcategories to choose from. This is the code in product form view: <%= collection_select ...
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0answers
11 views

rails3 thinking-sphinx ERROR: unknown key name 'workers'

New 3.2 installation, calling bundle exec rake ts:rebuild, or bundle exec rake ts:index action fails with error ERROR: unknown key name 'workers' [...] development.sphinx.conf line 13 col 10. the ...
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1answer
19 views

Is storing the data as json in mysql a good idea?

I got a scenario to have relational tables like a "section has many elements", so I thought of going for has_many relation model like a section has many elements. I got some suggestions from our ...
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0answers
7 views

Nasty SSL certificate error occurs in Rails controller, but not in console

This error just keeps popping up at different times. It is absolutely maddening, and productivity-sapping. This is rvm ruby-1.9.3-p392 and Rails 3.2.13, and Pow. In the console, this command works: ...
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0answers
4 views

Why do rails_admin belongs_to fields fail after a certain number of records?

So, I've got a Show model and an Artist model. On the Rails Admin edit page for a Show, the Artist field shows up fine. It works correctly until I reach a certain number of Artists. Somewhere ...
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1answer
21 views

Displaying data with has_many association in a table

I have three models like this class Region < ActiveRecord::Base attr_accessible :region_name has_many :districts, dependent: :destroy end class District < ActiveRecord::Base ...
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0answers
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Devise Override RegistrationController issue with resource.active_for_authentication?

I want to override this controller, in this moment the create method, I already made a little change on it class RegistrationsController < Devise::RegistrationsController def create ...
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1answer
16 views

Wrongly installed Nginx before Passenger for Ruby on Rails productions servers [closed]

Note: Although this question has to do with server installations, it has to do with development and production environments that confuse beginners like myself. Being new to setting up servers, after ...
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0answers
24 views

Mongoid: filtering an embedded collection by sub-sub-documents multiple fields

I am a beginner in mogo and mongoid. I it possible to filter sub-documents collection by a sub-sub-documents multiple fields ($elemMatch)? I'm trying to make a parametrized scope for an embedded ...
0
votes
1answer
11 views

Render a view's output later via a delayed_job

If I render html I get html to the browser which works great. However, how can I get a route's response (the html) when being called in a module or class. I need to do this because I'm sending ...

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