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    I am getting the following error when I try to use gems in windows, and I also referred to this stackoverflow post ... : - http://rubygems.org/ See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I looked around on how to change the dynamic params slot and found this post that does the exact thing. The ... friendly cannot be used afaik. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have the following object that has been created @post = Post.create(:name => 'test', :post_number => ... is this possible from within rails? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    If I have a Devise model User, of which only those users with role :admin are allowed to view a certain url ... /wiki/How-To:-Test-with-Capybara See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    So, I'm trying to use tokens with Devise (version 1.0.3 with Rails 2.3.8) to let a user log in, but I'm ... it doesn't, how do I roll my own? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I was wondering in what order are callbacks and validations called when an ActiveRecord object is created. Let's ... the validation may fail. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    So I was running some benchmarks in Ruby 2.4.0 and realized that (1...1000000000000000000000000000000).sum ... anything along those lines. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Can I use mysql database from my personal web server instead of heroku's database? I configured my production ... heroku's shared database. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have numerous models in my app/models folder. I'd like to clean this folder up a little bit. Move ... class Blog::Post < ActiveRecord end See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm not sure when this started, but something unusual is happening in my app (run locally on a development ... 304 Not Modified (2ms) Started GET "/assets/jqueryplugins/addres...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I need to substitute the value of a string into my regular expression in Ruby. Is there an easy way to do ... dynamically/ puts "success!" end See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In Rails 2.X, I could simply copy gems into vendor/gems/gem_name, or use the rake command rake gems: ... my workflow inherently broken somehow? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a rake task to seed an application with random data using the faker gem. However, we also have images ( ... in a rake task. Any ideas? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Issue: Can not stop docker containers, whenever I try to stop containers I get the following Error message, ... }/tmp/sockets EXPOSE 3000 See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I love the simple_form gem for rails but i dont like this line of code: <%= f.input :deadline, :as => ... must be possible... Please help thanks See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I would appreciate some help in getting gem install therubyracer to work. Here is the error: $ gem install therubyracer ... .9.24 (via homebrew) See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a condition where, I get a hash hash = {"_id"=>"4de7140772f8be03da000018", .....} and I want ... every key and I want no underscores See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Sometimes I see methods in Ruby that have "?" and "!" at the end of them, e.g: name = "sample_string ... is? Are they just syntax sugarcoating? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Given I have a HUGE array, and a value from it. I want to get index of the value in array. Is there ... that will boost up the performance). See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm using Heroku to host my Ruby on Rails application and for one reason or another, I may have some ... record queries easily. Any suggestions? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How do you comment out html mixed with ruby code? some text <% ... %> more text <%= ... %> something ... ' of doing this in rails? Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Here are two sample codes. First one with collect: User.first.gifts.collect(&:id) Second one with pluck: ... in performance or something else? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How do we add comments in erb files, if we do not want them to be generated into the html content? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am hosting on a vps, ubuntu 10.04, rails 3, ruby and mysql installed correctly by following some tutorials. If I ... .02/lib/ruby/gems/1.8/ See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is there a way to have rails print out a number with commas in it? For example, if I have a number 54000000.34, ... out "54,000,000.34" thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I tried to install cocoapods (http://cocoapods.org/) on my OSX Mountain Lion. moshe-mbp:~ moshem$ gem install ... (>= 0) in any repository See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Attempting to install rvm and ruby 1.9.2 I already installed homebrew and git, but couldn't get complete updates ... write to /usr/local/Cellar See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm running a Rails 2.3.5 application and upon running script/server I am shown the following: ./script/../ ... can get some quick help. Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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