Top "Rubygems" questions

RubyGems is a package management tool for the Ruby programming language.

Unable to install MySQL2 gem on Windows 7

I am getting the following error message while installing, let me know if I need to post more details. I …

ruby-on-rails ruby rubygems mysql2
Circular dependency detected while autoloading constant User

I've followed this tutorial (http://railscasts.com/episodes/236-omniauth-part-2) for creating facebook login with OmniAuth and Devise and I get …

ruby-on-rails ruby devise rubygems omniauth
Heroku push rejected, failed to install gems via Bundler

I am struggling to push my code to Heroku. And after searching on Google and Stack Overflow questions, I have …

ruby-on-rails rubygems heroku ruby-on-rails-3 bundler
What is the difference between ~> and >= when specifying rubygem in Gemfile?

I often see the following notation(~>) in Gemfile. gem "cucumber", "~>0.8.5" gem "rspec", "~>1.3.0" I know the sign (>=) …

ruby rubygems gemfile
gem install pg doesn't work on OSX Lion

There are variations of this question bouncing around SO, but none of them seem to have an answer that solves …

ruby postgresql rubygems osx-lion pg
Difficulties installing mysql gem on Ubuntu

I am trying to install the mysql 2.8.1 gem. I would be using it to build a Rails 2.0.2 application on Ubuntu 10.04. …

mysql ruby-on-rails rubygems ubuntu-10.04
Rails: Your user account isn't allowed to install to the system RubyGems

I am running the command bundle install in a project folder. In some project folders it will produce an error …

ruby-on-rails ruby rubygems bundler gemfile
no such file to load -- rdoc/task

When I run rake db:create I receive this error rake aborted! no such file to load -- rdoc/task (…

ruby-on-rails rubygems rake rdoc
ERROR: Failed to build gem native extension - Error installing mysql2

error while running bundle install Installing mysql2 (0.3.11) with native extensions Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension. ... …

mysql ruby-on-rails ruby rubygems bundler
How to use Bundler with offline .gem file?

For my application, I need to handle encrypted ZIP files. Despite their horrific looking site, it seems that Chilkat's commercial …

ruby-on-rails ruby rubygems bundler