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Questions tagged [ruby-on-rails-2]

Legacy version of the Ruby on Rails web development framework.

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Ruby on Rails - Most Efficient Way to Compare Two Large Arrays for non-matching results

I have some legacy code in my app that compares all table rows for a model with the result of an API call from a supplier. This worked fine until last week where both the number of table rows and the number of results by the supplier increased…
martincarlin87
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pass selected drop down value as params in rails link_to

I have a select tag which populates list of department names, When I select a value from drop down, I need to display an edit link below (link_to) and append the selected value of dropdown as id params.(I am not using form for this single select tag…
rubyist
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Getting Bootstrap to work in Rails 2

I have worked with Rails 4 earlier and getting bootstrap and sass to work with a Rails 4 application was very easy by doing: Adding gem 'bootstrap-sass' and gem 'sass-rails', '~> 4.0.0' to the Gemfile and running bundle install Add //= require…
Varun Natraaj
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Multiply column values in ruby on rails

I am a total noob at ruby on rails so what I am trying to do is multiply the value of each row in two columns together and store it in a new object. I know how I would do it in mysql but when I do something like this in my .erb file @ordertotals =…
user2793027
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Error trying to put a conditional in arrays

I'm using ruby 1.8.7 Hello everybody i'm trying to put a conditional in an array but i'm getting an error. I want if policy.date_ini >= insurance.initial_date then do sum of all net_ensurance where date_ini >= initial_date else …
Carlos Morales
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Issue showing a value from array

I wrote an app to get the last_insurance value and sum but I'm getting "undefined method `total' for nil:NilClass" in my view. My tables are: |policies| ID POLICY_NUM DELETED STATE POLICY_BUSINESS_UNIT_ID 1 1234 0 …
Carlos Morales
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Issue after doing a query, I'm getting other values in my view

I wrote an app in Rails and created a query to count the last_insurance and sum by type_money but when I show it in my text_field_tag I'm getting another value: #######this error is inside my text_field_tag # Here is…
Carlos Morales
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Grouping and counting information in table relationship issue

I did an app to show a the last net_insurance and count in Insurance Financing but i'm trying to group and count when is expired and not expired Here my tables |policies| |id| |num_policy| 1 12345 2 54654 |insurances| |id| …
Carlos Morales
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Counting in table with relationship issue

I did an app to show a the last net_insurance but when i try to count in Insurance Financing Here my tables |policies| |id| |num_policy| 1 12345 2 54654 |insurances| |id| |id_policy| |net_insurance| 1 1 1000 …
Carlos Morales
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Counting in the view issue?

I'm working with Ruby on Rails, and wrote an application to count results in my view, but it is not working. Here are my tables: |policies| |id| |num| 1 1234 2 5678 3 1551 |debts| |id| |policy_id| 1 1 2 1 3 …
Carlos Morales
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Ruby on Rails - Method Name Identical to ActiveRecord Method

In my Rails model I have a description method: def description if self.channels.nil? return self.allowed_ip_addresses else return self.channels.to_s + ' channels - ' + self.allowed_ip_addresses end end I have quite a few models where…
martincarlin87
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Sum last values of each column issue

I did an app to sum the last values of each column but i'm getting the total sum Here my tables |policies| |id| |num_policy| 1 1234 2 4567 |insurances| |id| |id_policy| |net_insurance| 1 1 4000 2 1 …
Carlos Morales
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Rake db:migrate error while upgrade from rails2 to rails3

I have upgrade rails2 to rails3 and when i try to rake db:migrate I have found following error ** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment DEPRECATION WARNING: The InstanceMethods module inside…
jai lalawat
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Rails 2.3.8 Compound condition

I have a rails query that I would like to run. The only problem that I am having is the query structure. Essentially the query looks like this queryList = model.find(:all, :conditions => [id = "id"]) #returns a query list #here is the…
Michael Guantonio
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Basic commands of rails 2.3.5

I started in rails with version 2.3.5 with a tutorial. Some of the commands do not work, for example: $ rails generate controller welcome index This does not work as the tutorial is using another version. Can some one suggest the basic commands…
Vipin Raj
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