Sam Ruby questions

Sam Ruby answers

• Rails 3: Scope on an optional has_one association
• Rails I18n: shorten the translate calls (at least in the views)
• How do you specify a:link style in a div class implementation?
• How do you generate the form for an existing model in Rails?
• Rails optional /:locale route
• Installing ruby-2.0.0-p0 with rbenv BUILD FAILED
• Rails 3 - tables in html.erb
• How to make shortcut for :tabnew, :tabn, :tabp?
• Passenger: cannot load such file rubygems/builder
• Bootstrap modal z-index