Tagged Questions

A Gem refers to a bundled piece of code managed with RubyGems. Gem is also the name of the command line tool used to manage RubyGems.

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Where is the gem ember-dev?

Digging around emberjs git repo, I found the file config.ru, which contains the line require 'ember-dev'. I started rackup without any errors, but when I then tried irb -rember-dev , I got a load ...
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Why won't rails recognize my model?

Would love to hear someone's take on this. My rails app is connected to the development database and all my models work fine except for one. As far as the app is concerned, the "Message" model does ...
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ruby socketerror with dalli

any ideas on the below error? SocketError: getaddrinfo: nodename nor servname provided, or not known from /.rvm/gems/ruby-1.9.3-p362/gems/dalli-1.0.0/lib/dalli/socket.rb:17:in pack_sockaddr_in' ...
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Ruby Gem Twitter - certificate verify failed (Twitter::Error::ClientError)

I am trying to use the ruby gem 'twitter' but for unknown reasons I cant get it to work. Here is the .rb code: require 'twitter' puts "Greetings, World!" puts "Checkpoint 1" Twitter.configure do ...
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Snorby install Centos 5.7 : error running “rake snorby:setup” command

Hi I have been trying to solve this error but still I don't figure it out : running command : $ rake snorby:setup I get this error : ...
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1answer
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“ERROR: sql.h not found” when installing ruby-odbc on Ubuntu

Attempting to install ruby-odbc on Debian/Ubuntu results in the following error; "ERROR: sql.h not found"
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Could not find gem “…” in the gems available on this machine. Rails 3.2.13

I'm currently trying to execute a static method which uses the gem 'RubyXL' in order to parse an .xlsx file. However I've got one problem using this gem in my rails app. Here's my gem in the gemfile ...
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mysql2 gem fail to compile on os x lion

Configuration: OS X Lion 10.7.5 XCode command line tools installed through xcode462_cltools_10_76938260a.dmg MySQL installed through mysql-5.6.12-osx10.7-x86_64.dmg ruby-1.9.3-p327 through rvm ...
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rails EXECJS runtime error

Hello I am getting a ExecJS::RuntimeError in Demo#index Below is the line 6 that was highlighted and below that is my full trace. Can someone either A: point me in the right direction to debug this ...
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How to use multi select rails gem in rails 3.1

I am trying to use the multi-select-rails gem. I had visited the GEM homepage and tried locating a proper documentation on how to use this gem. But there seems none. Anyone have any clue where I can ...
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Sass --compass --watch Error: Cannot load compass

I am working with sass and compass and trying to use the new sourcemap feature as Chrome 27 requires the new method of sourcemap to show the actual sass files and line numbers in the chrome console ...
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Internal Server Error after adding Rails gem

I'm trying to use the rack-timeout gem on Rails. I added the line gem 'rack-timeout' to my Gemfile and ran bundle install. (It shows Using rack-timeout (0.0.4)) When I modified a file in my controller ...
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Rails app routes not available in engine

I'm having the opposite problem of other related posts here. I'm using a gem that renders a page that uses the application's layout. That layout works fine in the application otherwise. In that layout ...
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1answer
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Ruby OAuth gem repository?

I cannot find the repository hosting the latest version of the oauth gem (v 0.4.7). I've got the pelle/oauth github repository wich host the 0.4.3, and a link to the supposedly up-to-date ...
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vagrant install plugin from github

We are using Vagrant for deployment and we'd eventually like to deploy this cluster on Rackspace. The vagrant-rackspace plugin is a natural choice, but it has a few bugs that are not included in the ...

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