Ruby on Rails is an open-source web development framework written in Ruby. Ruby on Rails follows the principle of convention over configuration, freeing you from having to re-invent things to stay productive. Ruby on Rails 4.0 is the latest edge version available.
0
votes
0answers
7 views
Rails validation :if not working
I'm trying to validate a model attribute based on a simple condition as shown in the rails docs. I have a quiz model with a boolean "show_birthday" attribute, and a participant model with a birthday ...
0
votes
1answer
756 views
Setting Cookies with Poltergeist PhantomJS Capybara Driver
I'm running to issues attempting to set cookies using the Poltergeist gem, and from reading through the closed issues at the Poltergeist gem, it appears this is a user error issue on my part, but I've ...
0
votes
1answer
20 views
Instance variables set in callbacks being set multiple times
I have two classes, a parent and a child, simplified below.
class Parent < ActiveRecord::Base
has_one :child
accepts_nested_attributes_for :child
validates :child, :presence => true
...
0
votes
1answer
17 views
Datatables without gem?
Is there any way to implement datatables without using gem?. I was following railscast tutorial for datatables, But then I realized there is no application.css file in the project that I am currently ...
0
votes
0answers
8 views
Connecting Ruby on Rails to an External Database
I have an MSSQL external DB and I need to connect to it.
I made a new entry in the database.yml
external_database:
adapter: sqlserver
host: xxx.xxx.xxx.xxx
database: Trader
username: ...
0
votes
1answer
11 views
Only displaying certain entries from a log based on id
I have a log in my webapp where you can input hours, and when you input your hours it automatically takes the account you are logged into(built using devise and cancan), and finds what your user_id is ...
3
votes
1answer
46 views
Is it possible to iterate 3 arrays in ruby at the same time?
We can iterate 2 arrays at the same time using zip method like:
@budget.zip(@actual).each do |budget, actual|
...
end
Is it possible to iterate 3 arrays? Can we use transpose method to do the ...
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votes
0answers
8 views
+100
Rails geocoding only allowing one attribute?
I am trying to get the latitude and longitude values for two different values. These are set in the attributes start and end in my Mileage model.
geocoded_by :end, :latitude => :latitude, ...
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votes
0answers
6 views
Rails Mongodb Map/Reduce Get sum per type
What's the best way to get a sum/average/min/max per type in a mongo collection?
{
_id: ObjectId("51b7d68d791e4b49b600000d"),
car_type: "Volvo",
value: "100"
}
My records look like that ^. I ...
1
vote
3answers
212 views
Nested form losing data
Sadly loses my form after unsuccessful validation the data which have the user typed in. How can I change this, so that the form doesn't losing the data?
View _form.html.erb:
<%= form_for(@user, ...
0
votes
1answer
15 views
Rails 3 update or create mass assigment
In a mass assignment I want either update or create. Update is working. How to create?
def thing`
@project = Project.find(params[:id])
@projecthours = @project.project_hours
20.times ...
1
vote
2answers
34 views
Rails - Where to put third party service calls?
I have a Payment model for my application, which is fairly straightforward. However, a necessary condition of adding a new payment is that a third party service call (creating a record with our ...
0
votes
0answers
9 views
How to specify a template in a transational email with mailjet
I am using the mailjet gem in my rails app.
In the Gemfile
gem 'mailjet'
And some config: initializers/mailjet.rb
Mailjet.configure do |config|
config.api_key = 'your-api-key'
...
0
votes
1answer
29 views
How check if the column has Unique values?
There is a revenue model belonging to estate and revenue model have a column Year, before saving the new revenues to the revenue model, I want to check if the current value of revenue is Year already ...
0
votes
0answers
7 views
how to enable “Mail Method” in spree?
config/initializers/spree.rb
Spree.config do |config|
config.override_actionmailer_config = false
config.mails_from = "[email protected]"
end
I tried above code, but it ...
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