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    Is it true that HABTM relationships do not support the :dependent option? class Person < ActiveRecord::Base ... am trying rails edge. See Question&Answers more detail:os...
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    I know that I can write attr_accessor :tag_list to make a virtual attribute tag_list for an object in Rails. This ... end This does NOT work. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    First of all I want simply get an object inside the current object that I'm sending to my backend. I have ... someone have a solution for this? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've seemingly set up Devise for my User authentication, with the :confirmable option set. Everything seems to run fine ... with devise 1.4.5. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Hi I'm from Grails background and new to Rails. I wish to do http basic authentication in rails. I have a code ... the same be done with rails? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I need a way to format numbers. I stored some numbers in my DB table, e.g. 12500, and would like to print ... there an elegant way to do this? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    If I iterate over a hash once, then do so again without modifying the contents, are the keys guaranteed ... provide the same sequence. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm attempting to debug why my application is attempting to connect to my database when I run rake assets:precompile --trace. I'm ... /Kyle/.rvm/rubies/ruby-1.9.2-p290/bi...] /Use...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using the Pry gem in my Rails console, but the pry flavored rails-console seems to have lost the ... -r ./config/environment Thank You See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Trying to do the following @message = render_to_string ( :sender => sender, :template => "template" ) ... pass variables to render_to_string? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have QuestionController I now have AnotherQuestionController with actions which should render using templates and partials ... way). Thanks See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am working on a God script to monitor my Unicorns. I started with GitHub's examples script and have ... preventing this script from working? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I used to have no problems at all with ruby, gems and all related stuff. But after installing X Code Developer Tools ... wrong? How to fix it? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    This is my array: array = [:one,:two,:three] I want to apply to_s method to all of my array elements ... of the enumerable to something else)? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Calling Date.today in Ruby returns the current date. However, what timezone is it in? I assume UTC, but I ... doesn't state either way. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've got an import controller in rails that imports several csv files with multiple records into my database. I ... or is there any workaround? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Which option is the best and easy way to post text or some other content on a Facebook page? I'm looking for ... - #{shorted_url}") end Thanks. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I realized that there isn't a solution using jQuery-File-Upload and Carrierwave or Dragonfly to make ability on ... to get something like this: See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I would like to randomly iterate through a range. Each value will be visited only once and all values will ... assuming f(x) returns x See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'd like to make Jekyll create an HTML file and a JSON file for each page and post. This is to offer a JSON ... two sets of files side-by-side? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a rails controller with two actions defined: index and show. I have an instance variable defined in index ... in show.html.erb template? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've got a rails 3.1 app deployed on Heroku Cedar. I'm having a problem with the logging. The default ... works. Has anyone else seen this? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have this model: class Campaign include Mongoid::Document include Mongoid::Timestamps field :name, :type => String ... you show me a pointer? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to follow an older book written in 2011. So, randomly picked 3.1.3 version since that's Nov 2011. How ... **-s-MacBook-Pro:agile **$ See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am aware of ActiveRecord::Dirty and the related methods, but I don't see a means by which I can subscribe to ... and I'm just missing it. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've configured my database.yml to point to my existing mysql database how can I generate models from it? rails ... only gives an emty model.. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to change a column in my database so that it can use the Postgres array data type. Currently the ... ) Tasks: TOP => db:migrate See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am following the manual Agile Web Development with Rails 4th edition and I have a problem with sprocket css in ... error. Thank you very much. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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