I followed the suggestion here: and the gem seemed to install correctly, but when I ran rake:db:migrate from the windows command line, I got a full on pop up saying:
"This application has failed to start because sqlite3.dll was not found. Re-installing the application may fix this problem"
which is really weird, because normally (when ...
I'm hoping someone can clear something up for me. I'm using Rails 2.3.5, and I can access request headers in a controller action like this:
def index
if request.headers['...'] == '...'
...
end
end
Or something similar. request.headers is an instance of ActionController::Http::Headers which appears to be a Hash. I would expect,...
I am building a comment notification system in Rails and I am trying to render user provided comments in a plain text email.
When I render the comment, I want to auto wrap the lines when 56 characters are reached. Obviously I don't want to split words.
Is there a function in Ruby or RoR for doing this, or do I need to roll my own?
Qu...
Let's say we have.
apple:
name: apple
orange:
name: orange
grape:
name: grape
Can this turn into something below?
name: apple
name: orange
name: grape
Because I have like 25 items, manually name them is really a valueless job.
...
Hi,
I'm a first time authlogic implementer and everything has gone smoothly, until now. I want to display the username of the person currently logged in, beside "logout" and "edit profile" links, both of which work fine.
I can't figure out how to do it though. Any help is much appreciated.
Thanks.
...
Hi i have a string like this:
adfsdf dsf {{sadfsdfadf {{Infobox}} musical}} jljlk }}
i want eliminate all substring {{..}} and so i tried with
\{\{.*\}\}
this eliminates {{sadfsdfadf{{Infobox}} musical}} jljlk }} but i want eliminate {{sadfsdfadf {{Infobox}} musical}} checking the }} more near from the start of the substring
How ...
I am using Rails 2.3.5.
Company has many users. User has many emails addresses. Association tables are company_users and user_emails table.
I want to get all the email addresses for a company. What is the most efficient way to get that?
...
I'm using ActiveScaffold to create an Admin UI.
I have two models: Post and Comments.
A Post has-many Comments, and a Comment belongs-to a post.
There's a validates_presences_of :text validation the Comment model.
The problem is that when I create a new Post from the Admin UI without creating a new Comment in the subform, ActiveScaff...
I have a schema where:
Students
has_and_belongs_to_many :courses
has_many :grades, :dependent => :destroy
has_many :assignments, :through => :grades
Courses
has_many :assignments, :dependent => :destroy
has_and_belongs_to_many :students
Assignments
belongs_to :course
has_many :grades, :dependent => :destroy
has_many :students,...
I'm trying to write a named scope that will order my 'Products' class based on the average 'Review' value. The basic model looks like this
Product < ActiveRecord::Base
has_many :reviews
Review < ActiveRecord::Base
belongs_to :product
# integer value
I've defined the following named scope on Product:
named_scope :best_reviews, ...
I have a scenario where I am trying to do a proof of concept using Rails on a legacy db2 database to get buy off that it is a viable option platform for us to use for current and future development.
All of our tables have a primary key which is defined as char for bit data, which is binary. Is there any way I can define a mapper to c...
Say I have an array like this:
["white", "red", "blue", "red", "white", "green", "red", "blue", "white", "orange"]
I want to go through the array and create a new array containing each individual color and the amount of times it appeared in the original array.
So, in the new array it would report that "white" appeared 3 times, "blu...
So I'm a newbie at rails and I'm trying as best as I can follow tutorials that abound the web. So I have three tables.
class CreateAuthors <
ActiveRecord::Migration def self.up
create_table :authors do |t|
t.string :name
t.string :email
t.timestamps
end
end
de...
Here's a Ruby OO head scratcher for ya, brought about by this Rails scenario:
class Product < ActiveRecord::Base
has_many(:prices)
# define private helper methods
end
module PrintProduct
attr_accessor(:isbn)
# override methods in ActiveRecord::Base
end
class Book < Product
include PrintProduct
end
Product is the base cla...
I have written something like this pretty easily in C# (string GetUrl(new { controller = "foo", action = "bar", baz = "fnord" }), based on the existing capabilities of the XmlRouteCollection class provided by the ASP.NET MVC framework (why it isn't there out of the box is beyond me; the additional required code was trivial). I am now fac...
Hey guys,
I'd like to track how many times a user logs in to my site which is a Rails app. Is there any other call like "created_on or updated_on" that can make a little counter in my model that tracks that kind of info? I'm using restful-authentication currently.
...
Is there anything like sanitize for controllers?
thanks
...
I am working with a Rails application that uses RESTful routes for handling it's resources. I am now creating a reports controller that will generate reports in HTML, XML, CSV, etc. There will be several different reports available for generation, depending on the parameters sent to the controller.
Is it overkill to use REST for this re...
Hi i'm using a wikipedia api for getting info from wikipedia.
Is there anything for convert wiki text in html?
I've tried mediacloth but i doesn't works well
thanks
...
Hey guys, I'm having the weirdest problem. I created an app in .NET and everything worked fine style wise. Now that I have redone the app Rails i'm having an issue with the background image not showing up.
My CSS file looks like this..
body{
background: url('/images/top-bkrnd.jpg') repeat x ;
text-align:center;
color:#fff;
}
B...