watson

class ApplicationController < ActionController::Base
  private

  def fix_nested_attribute_structure(data = nil, model = nil)
    unless data
      # guess data based on current controller
      data = params[self.class.to_s.sub('Controller', '').singularize.underscore.to_sym]
    end
    unless model
      # guess model based on current controller

trevorturk

# gzip html, css and js
AddOutputFilterByType DEFLATE text/html text/css application/x-javascript application/javascript

# far future expires headers
<FilesMatch "\.(ico|pdf|flv|jpg|jpeg|png|gif|js|css|swf)$">
  ExpiresDefault "access plus 10 years"
</FilesMatch>

dejan

module Haml
  module Filters
    module Code
      include Base
      def render(text)
        text = Haml::Helpers.html_escape(text)
        text = Haml::Helpers.preserve(text)
        text
      end
    end

JosephPecoraro

# Ways to execute a shell script in Ruby
# Example Script - Joseph Pecoraro

cmd = "echo 'hi'" # Sample string that can be used

# 1. Kernel#` - commonly called backticks - `cmd` 
# This is like many other languages, including bash, PHP, and Perl
#   Synchronous (blocking)
#   Returns the output of the shell command
#   Docs: http://ruby-doc.org/core/classes/Kernel.html#M001111