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  • how to clone a project on heroku

    - by rails_guy
    I have a project on heroku working fine. Now I want to create same project with different url (same code) as the one I have working now. So that I can give the new url to the customer as a 'test' site. I know in heroku i can just rename the url but I want to completely separate development from test (database wise). What is the best solution? Do I start from scratch? cd into new folder on my machine...clone project from github...make new database -test ...push to heroku...etc. etc.

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  • Jquery, AJAX and URL changes...

    - by user305270
    Jquery, AJAX and URL changes... I have a gallery, and when the image change i would like to change my url to "#image_id=321" and when i load an url with this appended: "#image_id=321", loads the image with id 321. is this possible to make without the "#" and using "/photo-id/321"? thanks

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  • How do I model teams and gameplay in this scorekeeping application?

    - by Eric Hill
    I'm writing a scorekeeping application for card game that has a few possibly-interesting constraints. The application accepts user registrations for players, then lets them check-in to a particular game (modeled as Event). After the final player registers, the app should generate teams, singles or doubles, depending on the preference of the person running the game and some validations (can't do doubles if there's an odd number checked in). There are @event.teams.count rounds in the game. To sum up: An event consists of `@event.teams.count` rounds; Teams can have 1 or more players Events have n or n/2 teams (depending on whether it's singles or doubles) Users will be members of different teams at different events Currently I have a rat's nest of associations: class User < ActiveRecord::Base has_many :teams, :through => :players has_many :events, :through => :teams class Event < ActiveRecord::Base has_many :rounds has_many :teams has_many :players, :through => :teams class Player < ActiveRecord::Base belongs_to :user belongs_to :team end class Team < ActiveRecord::Base has_many :players belongs_to :event end class Round < ActiveRecord::Base belongs_to :event belongs_to :user end The sticky part is team generation. I have basically a "start game" button that should freeze the registrations and pair up teams either singly or doubly, and render to Round#new so that the first (and subsequent) matches can be scored. Currently I'm implementing this as a check on Round#new that calls Event#generate_teams and displays the view: # Event#generate_teams def generate_teams # User has_many :events, :through => :registrations # self.doubles is a boolean denoting 2 players per team registrations.in_groups_of(self.doubles ? 2 : 1, nil).each do |side| self.teams << Player.create(self,side) end end Which doesn't work. Should there maybe be a Game model that ties everything together rather than (my current method) defining the game as an abstraction via the relationships between Events, Users, and Rounds (and Teams and Players and etc.)? My head is swimming.

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  • Weird problem cucumber behaving differently when run with the debugger

    - by James
    When I run a cucumber test it executes the code thinking that a collection obtained inside of a controller via a has_many relationship on a model is empty when it isn't. I ran this same test but with the debugger turned and a breakpoint before the collection is used. When I print collection in the debugger at this breakpoint the collection is as it should be (not empty). Then I continue and the test executes as it should. With no debugger and breakpoints though, the test exectues as though the collection is empty. Has anyone had a problem like this/what did you do to fix it?

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  • RoR: Replace_html with partial and collection not functioning

    - by Jack
    I am trying to create a tabbed interface using the prototype helper method "replace_html." I have three different partials I am working with. The first one is the 'main tab' and it is loaded automatically like so: <div id = "grid"> <% things_today = things.find_things_today %> <%= render :partial => "/todaything", :collection => things_today, :as =>:thing %> </div> ...which works fine. Similarly, I have a _tomorrowthing partial which would replace the content in the 'grid' div like so: <%things_tomorrow = things.find_things_tomorrow%> <%= link_to_function('Tomorrow',nil, :id=>'tab') do |page| page.replace_html 'grid' , :partial => '/tomorrowthing',:collection => things_tomorrow, :as => :thing end %> If I click on this tab nothing happens at all. Using firebug, the only errors I find are a missing ) after argument list which is contained in the Element.update block where the link_to_function is called. What am I doing wrong?

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  • how do I join and include the association

    - by Mark
    Hi All, How do I use both include and join in a named scope? Post is polymorphic class Post has_many :approved_comments, :class_name => 'Comment' end class Comment belongs_to :post end Comment.find(:all, :joins => :post, :conditions => ["post.approved = ? ", true], :include => :post) This does not work as joins does an inner join, and include does a left out join. The database throws an error as both joins can't be there in same query.

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  • How to get date format in result set?

    - by Prasanna
    I have a sql to get data form mysql their I used dateformat to convert date required format Here is the sql SELECT m.id, m.subject, m.body, m.read, m.hide, m.thread_id, DATE_FORMAT(m.sent_date, '%d-%b-%Y') sent_date, u.username to_name FROM messages m, users u WHERE u.school_id = m.school_id AND u.id = m.to_user_id AND m.school_id = 18 AND m.user_id = 53 AND m.status = 'sent' ORDER BY m.sent_date DESC When I run this sql directly in mysql it works fine, sent_date comes as (19-Apr-2010). When I excute this in ruby, in result set the sent_date is stores as (Tue Apr 20 00:00:00 UTC 2010) messages = Message.find_by_sql(sql) puts messages[0]['sent_date'] puts statement prints "Tue Apr 20 00:00:00 UTC 2010" how to get same date format in mysql result and ruby result set. Thanks

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  • RoR function help

    - by Aviatrix
    Can someone write a function for me on RoR , i simply don't have the time to study Ruby and RoR for just one time use. The function should do the following things : 1) have an array with variables 2) for each variable in the array execute 4-5 other functions get the results and insert them in another table in the same DB table name - refined CityName varchar Subdomain varchar = the varriable in the array Nearby text State varchar ZipCodes text AreaCodes text Some of the functions return arrays. i will really apreciate the help ! Thanks in advance.

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  • ERB Template removing the trailing line

    - by KandadaBoggu
    I have an ERB template for sending an email. Name: <%= @user.name %> <% unless @user.phone.blank? %> Phone: <%= @user.phone %> <% end %> Address: <%= @user.address %> When the user hasn't set the phone then the email body is as follows: Name: John Miller Address: X124 Dummy Lane, Dummy City, CA I am trying to remove the blank line between Name and Address when Phone is empty. Name: John Miller Address: X124 Dummy Lane, Dummy City, CA I have tried to use <%--%> tags(to remove the trailing new line) without any success. Name: <%= @user.name %> <%- unless @user.phone.blank? -%> Phone: <%= @user.phone %> <%- end -%> Address: <%= @user.address -%> How do I work around this issue?

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  • rake db:migrate not executing new migrations

    - by Matt H
    Hi guys. I'm trying to add some columns to an existing table, so I generated a migration that did so. When I run db:migrate the new migration isn't run and the table isn't updated. I've had this problem many times before, and it's getting bloody annoying. Output from rake db:migrate $ rake db:migrate --trace (in /Users/one/app) ** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment ** Execute db:migrate ** Invoke db:schema:dump (first_time) ** Invoke environment ** Execute db:schema:dump

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  • ActiveMerchant Integration usage example?

    - by giorgian
    Where can I find a complete example of ActiveMerchant Integrations usage? I can see tons of examples of Gateways' usage, but couldn't see how an Integration should be used (e.g. what do you do in the return_url and cancel_return_url controller actions?)

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  • How do I do a grouping by year?

    - by kibyegn
    I have a books model with a date type column named publish_date. On my views I'm iterating through the books and I want to group the books by year such that I have a heading for every year and books that were published on that year to be listed below the year heading. So by starting with "2010" all books published on 2010 would be listed, then another heading "2009" with all books published in 2009 listed below it and so forth. <% @all_books.each do |book| %> <%=link_to book.title + ", (PDF, " + get_file_size(book.size) + ")" %> <% end %> By doing a book.publish_date.strftime("%Y") I am able to get the year but I do not know how to group the entries by year. Any help on this would be appreciated.

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  • A very basic issue with routes in ruby

    - by Haris
    I am new to ruby and while creating a sample application found out an issue that whenever I go to http://127.0.0.1:3000/people/index by default show action is executed and index is taken as a parameter. This is server log: Started GET "/people/index" for 127.0.0.1 at 2010-12-23 18:43:01 +0500 Processing by PeopleController#show as HTML Parameters: {"id"=>"index"} I have this in my route file: root :to => "people#index" resources> :people match ':controller(/:action(/:id(.:format)))' What is going on here and how can I fix the issue?

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  • Retrieving all objects in code upfront for performance reasons

    - by ming yeow
    How do you folks retrieve all objects in code upfront? I figure you can increase performance if you bundle all the model calls together? This makes for a bigger deal, especially if your DB cannot keep everything in memory def hitDBSeperately { get X users ...code get Y users... code get Z users... code } Versus: def hitDBInSingleCall { get X+Y+Z users code for X code for Y... }

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  • How to sort a Ruby Hash by number value?

    - by dustmoo
    Hi everyone, I have a counter hash that I am trying to sort by count. The problem I am running into is that the default Hash.sort function sorts numbers like strings rather than by number size. i.e. Given Hash: metrics = {"sitea.com" => 745, "siteb.com" => 9, "sitec.com" => 10 } Running this code: metrics.sort {|a1,a2| a2[1]<=>a1[1]} will return a sorted array: [ 'siteb.com', 9, 'sitea.com', 745, 'sitec.com', 10] Even though 745 is a larger number than 9, 9 will appear first in the list. When trying to show who has the top count, this is making my life difficult. :) Any ideas on how to sort a hash (or an array even) by number value size? I appreciate any help.

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  • Saving a form using autocomplete instead of select field

    - by Jason Swett
    I have a form that looks like this: <%= form_for(@appointment) do |f| %> <% if @appointment.errors.any? %> <div id="error_explanation"> <h2><%= pluralize(@appointment.errors.count, "error") %> prohibited this appointment from being saved:</h2> <ul> <% @appointment.errors.full_messages.each do |msg| %> <li><%= msg %></li> <% end %> </ul> </div> <% end %> <%= f.fields_for @client do |client_form| %> <div class="field"> <%= client_form.label :name, "Client Name" %><br /> <%= client_form.text_field :name %> </div> <% end %> As you can see, the field for @client is a text field as opposed to select field. When I try to save my form, I get this error: Client(#23852094658120) expected, got ActiveSupport::HashWithIndifferentAccess(#23852079773520) That's not surprising. It seems to me that it was expecting a select field, which it could translate into a Client object, but instead it just got a string. I know I can do Client.find( :first, :conditions => { :name => params[:name] } ) to find a Client with that name, but how do I tell my form that that's what's going on?

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  • Is Cancan's accessible_by my best choice for altering admin scope on the fly?

    - by evanchurchill
    Situation: On my site, I have a comment model, with a deleted field. Users cannot see deleted comments, but I would like to allow admins to see deleted comments, if they choose to. This will be accomplished by having a scope for users with the admin role which allows them to view comments with the deleted field set to false, as well as true. Question: Is Cancan's accessible_by method my best choice for doing so? From what I've read, it sounds like it will facilitate exactly what I'm trying to do, but, I don't want to implement something that is inefficient, if there is a better method.

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  • Need Help with Consolidating RoR Google Map Results

    - by Kevin
    I have a project that returns geocoded results within 20 miles of the user. I want these results grouped on the map by zip code, then within the info window show the individual results. The code posted below works, but for some reason it only displays the 1.png rather than looking at the results and using the correct .png icon associated with the number. When I look at the infowindows, it displays the correct png like "/images/2.png" or "/images/5.png" but the actual image is always 1. @ziptickets = Ticket.find(:all, :origin => coords, :select => 'DISTINCT zip, lat, lng', :within => @user.distance_to_travel, :conditions => "status_id = 1") for t in @ziptickets zips = Ticket.find(:all, :conditions => ["zip = ?", t.zip]) currentzip = t.zip.to_s tixinzip = zips.size.to_s imagelocation = "/images/" + tixinzip + ".png" shadowlocation = "/images/" + tixinzip + "s.png" @map.icon_global_init(GIcon.new(:image => imagelocation, :shadow => shadowlocation, :shadow_size => GSize.new(60,40), :icon_anchor => GPoint.new(20,20), :info_window_anchor => GPoint.new(9,2)), "test") newicon = Variable.new("test") new_marker = GMarker.new([t.lat, t.lng], :icon => newicon, :title => imagelocation, :info_window => currentzip) @map.overlay_init(new_marker) end I tried changing the last part of the mapicon from: :info_window_anchor => GPoint.new(9,2)), "test") newicon = Variable.new("test") to: :info_window_anchor => GPoint.new(9,2)), currentzip) newicon = Variable.new(currentzip) but the strangest thing is that any string that has numbers in it causes the map to fail to render in the view and just show a blank screen... same if I replace it with :info_window_anchor => GPoint.new(9,2)), "123") newicon = Variable.new("123") Any advice would be helpful... also it runs a bit slower than my previous code which just set up 4 standard icons and used them outside of the loop so any hints as to speed up execution would be appreciated greatly. Thanks!

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  • Initialize virtual attributes

    - by Horace Loeb
    I have an IncomingEmail model with an attachments virtual attribute: class IncomingEmail < ActiveRecord::Base attr_accessor :attachments end I want the attachments virtual attribute to be initialized to [] rather than nil so that I can do: >> i = IncomingEmail.new => #<IncomingEmail id: nil,...) >> i.attachments << "whatever" Without first setting i.attachments to [] (put another way, I want this virtual attribute to default to an empty array rather than nil)

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