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Questions tagged [ruby-on-rails-2]

Legacy version of the Ruby on Rails web development framework.

739 questions
184
votes
11 answers

Rails ActiveRecord date between

I need to query comments made in one day. The field is part of the standard timestamps, is created_at. The selected date is coming from a date_select. How can I use ActiveRecord to do that? I need something like: "SELECT * FROM comments WHERE…
rtacconi
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132
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5 answers

undefined method `source_index' for Gem:Module (NoMethodError)

I'm running a Rails 2.3.5 application and upon running script/server I am shown the following: ./script/../config/../vendor/rails/railties/lib/rails/gem_dependency.rb:21:in `add_frozen_gem_path': undefined method `source_index' for Gem:Module…
noodleboy347
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67
votes
1 answer

Routing with an optional parameter

I added in the route file: map.show_book "/show_book/:name/year/:year", :controller => "book", :action => "show_version" I also added: map.show_book "/show_book/:name", :controller => "book", :action => "show_version" to show the latest book…
Alessandro De Simone
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65
votes
2 answers

Failing to access environment variables within `database.yml` file

I have the following developement section of my development.yml file: development: adapter: postgresql host: localhost database: testtb username: app_user password: ENV['APP_USER_POSTGRES_PASSWORD'] <= Troublesome line When I open a…
jefflunt
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52
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5 answers

How I can check if an object is null in ruby on rails 2?

I want to check when my object @objectname is not equal to null to show the values of the @objectname else to show that no values found. I tried this: <% if (@objectname != null) then %> but I'm getting an error.
George Panayi
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31
votes
8 answers

Rails 2: Model.find(1) gives ActiveRecord error when id 1 does not exist

I am using Rails 2.3.5 and in that if I give Model.find(1) and if 1 is not in the database, it returns ActiveRecord error. Should it just be returning nil as in the case of Model.find_by_column('..')?
rubyprince
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30
votes
5 answers

Rails Flash.now not working

I have a view from which I make an ajax request to the controller and after the action is successfully completed I initialize the flash.now[:notice]. But after the control goes back to the view. I don't happen to see the flash…
Manjunath Manoharan
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29
votes
3 answers

How do you clear a single entry from a ruby on rails session?

In ruby on rails when doing session[:foo] = nil it leaves an entry named :foo in the session object. How can you get rid of that single entry from the session object?
Jim Soho
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27
votes
7 answers

mysql2.so: libmysqlclient_r.so.15: cannot open shared object file: No such file or directory

I am trying to run a Rails two app with Ubuntu 10.04 server, sphinx, myql2 version 0.2.7 and percona server 5.5 (Myslql 5.5). mysql2 in irb works ok, I can connect to the db. this rails 2 app is working in another Centos server with MySql 5.1. When…
rtacconi
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25
votes
8 answers

Rails: get #beginning_of_day in time zone

I have a default time zone setup for the rails application. And an instance of the Date object. How can I get make Date#beginning_of_day to return the beginning of the day in the specified time zone, but not my local timezone. Is there any other…
Bogdan Gusiev
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23
votes
7 answers

ActiveRecord::Base Without Table

This came up a bit ago ( rails model attributes without corresponding column in db ) but it looks like the Rails plugin mentioned is not maintained ( http://agilewebdevelopment.com/plugins/activerecord_base_without_table ). Is there no way to do…
Dan Rosenstark
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21
votes
2 answers

Upgrading from Rails 2.3.8 to 4.0

I am running an application on Rails 2.3.8. I am planning to upgrade it to Rails 4.0 (which is in RC). What will be the easiest way for me to do this? Do I need to first upgrade to Rails 3.x? Note: in my current implementation, I am using starling…
nit
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20
votes
5 answers

ActiveRecord Count to count rows returned by group by in Rails

I looked around and couldn't find any answers to this. All answers involved counts that did not use a GROUP BY. Background: I have a paginator that will take options for an ActiveRecord.find. It adds a :limit and :offset option and performs the…
J.Melo
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20
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3 answers

Force SSL using ssl_requirement in Rails 2 app

I have a Rails application which need to run under SSL. I tried ssl_requirement but seems I have to type in all the actions in every controllers. Is there any method that I can add a before_filter in application controller with ssl_requirement, so…
Victor Lam
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19
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6 answers

How to monkey-patch code that gets auto-loaded in Rails?

I'm monkey-patching a Rails engine with something like: SomeClass.class_eval do # ... end The first time I hit the web site, on development mode at least, it works, but the second time it's like my patch never existed. I presume it's Rails…
pupeno
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