gem

问题 I want to configure an upload path for Carrier wave Direct,which I am using to upload files directly to Amazon s3.In app/uploaders/myuploader.rb ,I have, def store_dir "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}" end I want to modify this so that,the path looks like, "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{User.name}". so it will be some thing like, "uploads/Users/avatar/michael_jordan/.." Where User is the model in which the uploader is mounted. I have

问题 I have coded up a small ruby gem that I use on my laptop to check disk space and other things. I am using a sidekiq worker that runs periodically and emails me status updates. I was wondering how to make a sidekiq worker run automatically after I restart OSX? Is this possible? Cheers 回答1: To run sidekiq you need to run: bundle exec sidekiq . If you want to run this on startup then you can follow these steps: Start Automator.app; Select "Application"; Click "Show library" in the toolbar (if

问题 I need to install ruby on rails + Nokogiri, httparty, json [and some less significant gems] on server which does not have connection to internet. How it could be done? host operating system is windows Additional question, well, it is not very good for me, since it can takes some days, but I can as customer to give this server access to the http proxy. However I must confess, that I already tried to use somethin like that set http_proxy="http://username:password@host:port" or gem --http_proxy

问题 I installed wpscan - a Ruby programm for finding security issues on Wordpress sites. But when I tried to run it I got the following message: [ERROR] dlopen(/Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle, 9): Library not loaded: /Users/headius/.rvm/rubies/ruby-head/lib/libruby.2.1.0.dylib Referenced from: /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle Reason: image not found - /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle My operating system is OS X Mavericks,

问题 I installed wpscan - a Ruby programm for finding security issues on Wordpress sites. But when I tried to run it I got the following message: [ERROR] dlopen(/Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle, 9): Library not loaded: /Users/headius/.rvm/rubies/ruby-head/lib/libruby.2.1.0.dylib Referenced from: /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle Reason: image not found - /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle My operating system is OS X Mavericks,

问题 I installed wpscan - a Ruby programm for finding security issues on Wordpress sites. But when I tried to run it I got the following message: [ERROR] dlopen(/Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle, 9): Library not loaded: /Users/headius/.rvm/rubies/ruby-head/lib/libruby.2.1.0.dylib Referenced from: /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle Reason: image not found - /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle My operating system is OS X Mavericks,

问题 I installed wpscan - a Ruby programm for finding security issues on Wordpress sites. But when I tried to run it I got the following message: [ERROR] dlopen(/Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle, 9): Library not loaded: /Users/headius/.rvm/rubies/ruby-head/lib/libruby.2.1.0.dylib Referenced from: /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle Reason: image not found - /Library/Ruby/Gems/2.0.0/gems/ffi-1.9.2/lib/ffi_c.bundle My operating system is OS X Mavericks,

问题 Whenever developing gems, I don't see any reasons why Gemfile is not directly inspected for dependencies. Indeed, why use a .gemspec file in order to list them ? Is there a real benefit ? 回答1: Well that's because the Gemfile isn't a file from Rubygems, but a file from Bundler. So the Rubygem developers would have to extend their used files in order to support Gemfile. Since there already is the .gemspec file, there is no valid reason why they should. (there are enough gems which do well

问题 Whenever developing gems, I don't see any reasons why Gemfile is not directly inspected for dependencies. Indeed, why use a .gemspec file in order to list them ? Is there a real benefit ? 回答1: Well that's because the Gemfile isn't a file from Rubygems, but a file from Bundler. So the Rubygem developers would have to extend their used files in order to support Gemfile. Since there already is the .gemspec file, there is no valid reason why they should. (there are enough gems which do well

来源： https://stackoverflow.com/questions/8621722/unit-testing-a-ruby-command-line-applications-code-how-to-simulate-pass-argv