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    I have a snippet of code im trying to parse with nokogiri that looks like this: <td class="j"> <a ... any direction is appreciated! 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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    In my program Im getting an error which says ./ruby_camping.rb:91:in `-': nil can't be coerced into Fixnum ... still is nil? Thankful for 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 have the string "111221" and want to match all sets of consecutive equal integers: ["111", "22", "1" ... and I'm terrible at Googling. 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 getting this error while accessing scopes. Here is AR model class StatisticVariable < ActiveRecord::Base ... and fix this problem. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Just curious if there is an easy way to load more than one Gemfile from a Ruby application. If you're ( ... , but it's definitely inelegant. 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 drive the debugging session with some scripting language like ruby? Is there any easier options than ... with a scripting language? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Watir is a Selenium-based black-box testing tool that can automate tasks on the browser. I would like to ... in private browsing mode. 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'm using/I want to use Postgresql as database, but when I type "bundle install" or "bundle update ... before bundling. Any suggestions? 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 getting the following error whenever PHPStorm attempts to convert my SASS file to CSS using the file ... project settings: Any ideas? See Question&Answers more detail:os...
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    Trying to debug a section of specs that I cannot get to work when merging Rails two projects. I have deleted my Gemfile. ... 'pg', '0.12.2' end See Question&Answers more detail:os...
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    Im working with OAuth 0.3.6 and the linkedin gem for a Rails application and I have this issue where OAuth ... appreciate some help on 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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    The question I'm working on is: Find which sum of squared factors are a perfect square given a specific range. So if ... , 2500], [246, 84100]] See Question&Answers more detail:os...
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    I am attempting to use Carrierwave with Amazon S3 in my Rails app, and I keep getting the error "Excon::Errors:: ... How can I fix this error?? See Question&Answers more detail:os...
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    In my production server I've used the Geocoder gem. But, the following code not working in the server console. ... seconds. What should i do? See Question&Answers more detail:os...
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    I've seen the solution and it more or less matches Write a method that takes a string and returns the number of vowels ... ("cecilia") == 4}") See Question&Answers more detail:os...
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    As part of the deployment process for our rails 2.3 app, I'd like to save static versions of our error pages to ... 's a simpler way to do 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 had a column called "prize": create_table :contests do |t| t.text :prize I recently realized that ... very much appreciated. Thanks! Ringo 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 going through this User Authentication tutorial.. http://larsgebhardt.de/user-authentication-with-ruby-on-rails-rspec- ... and Rspec 3.1.7. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What is the inverse of Module#singleton_class? I.e., given a singleton class, how can I get the module it is the singleton of? 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 two select elements in my form, Category and Sub-category. At first, only the category select is shown. ... Can anyone help me, please? See Question&Answers more detail:os...
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    If a user clicks the [+ Comment] button he is confronted with this evil beast: ActiveRecord::RecordNotFound in ... .rb:61:in `load_commentable' 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 XPath-ing through a web page with NOKOGIRI. I'm familiar with XPath, but I cannot figure out why my ... doc.xpath(@xpath).empty?().to_s See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Autocomplete works ok when searching with a single attribute as given here. Autocomplete with multiple attributes such ... data being returned? 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 don't understand why my method translate undefines start_with? method and is messing something in irb, so I can ... don't see any relation. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Running into something I don't understand with Pundit, Using Rails 4.2.5.1, Pundit 1.1.0 with Devise ... end end Any pointers 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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    I'm having issues showing my ajax spinner. Right now I am testing this on my localhost:3000/test with the ... when switching to another link? 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 to verify PayPal account, when user sign_up. I have function(source - http://curry.byteally.com/finding- ... what I'm doing wrong ? 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 fix up some error messages my site generates. Here is the problem: class Brand < ActiveRecord:: ... to change the whole thing). See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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