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    What is the following doing, and why is it at the top of the page? $:.unshift File.dirname(__FILE__) https ... /jekyll/blob/master/lib/jekyll.rb See Question&Answers more detail:os...
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    I have a string containing the file system path to an existing symlink. I want to get the path that this link ... to do it without shelling out. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Basically, what I'm trying to do is click on a button that becomes visible when hovering another element ( ... help would be much appreciated. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    A new Rails project's Gemfile shows: # Use unicorn as the app server gem 'unicorn' rails s --help shows: Usage ... rails s... Is this possible? 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 confused about what the gem naming convention is when the gem name has more than one word. thinking- ... Is any emerging consensus here? See Question&Answers more detail:os...
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    1) Is there a 'best' place for rake tasks inside of gems? I've seen them in /tasks, /lib/tasks, ... the gem is configured in the environment? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How can I get the current session id in rails 3? I've tried the following with no luck: session[: ... 'id'] session.id session.session_id 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 terminal command restarts my heroku application: heroku restart Is there a way to run a script that will ... my application every hour? 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 view that displays multiple images and those images' associated tags. I decided to use a partial view ... :partial in the main view. 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 want to do Model.where('id = ?', [array of values]) How do I accomplish this look up without chaining OR statements together? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Right now if I run my test suite using rake spec I get an error: 1) SegmentsController GET 'index' should work ... with --trace doesn't help. 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 work out how to detect whether a user is running with admin rights under Windows XP. This is ... be open source, really) tools? 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 deploy my Rails 3.0 app. I use rvm and ruby 1.9.2 (p 180 or p 290 - no difference ... problems... could you help once again? 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 was following this guide it documents the puma.rb file that is stored inside the app's config directory. The ... pass in when running puma ? 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 making a form for an Order object, and the order has many Products, via a join table called OrderProducts. ... in rails 2 would be ideal. 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 my best to build a helper that outputs a <'ul> consisting of all the members of a collection. For ... it. Can anybody offer any help? 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 can't seem to find this and I feel like it should be easy. In Ruby on Rails, how do I take: 2010-06-14 ... not just use a helper in the view? 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 how to convert a string to a class in Rails/Ruby: p = "Post" Kernel.const_get(p) eval(p) p. ... repetition. How can I make it 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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    In writing Rspec tests, I'm often frustrated with should_receive. I'd like to know if there's a less intrusive ... a symptom of bad design? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How cat I get list of validations defined in model Example: class ModelName validates_presence_of :field_name validates_inclusion_of ... M, F'} 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 just created a simple Rails app using rails new myapp then created the heroku stack using: heroku ... Am I missing something obvious? 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 just started blogging using jekyll. I write my posts in markdown. Now, I want to include a youtube video ... me to some nice styles/plugins? 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 module MyModule. I dynamically load classes into it. How can I get a list of the classes ... defined within the ActiveRecord module? 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 executing the following script: gem install rdoc --no-document gem install bundle bundle output: + gem install rdoc - ... 1) bundler (2.0.1) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In my current rails program when I use something like user = User.find(10) When there is no user with ID= ... t want to use begin/rescue 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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    When running any rake task I get: NoMethodError: undefined method `last_comment' for This was after bundle update which ... .11 Rake 11.0.1 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 can do sudo gem rdoc activerecord --no-ri and sudo gem rdoc actionpack --no-ri both of which give me good ... of http://api.rubyonrails.org/? 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 set the header for some RSpec requests that require authentication. The header is ACCESS_TOKEN. ... header name changed slightly. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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