patrickberkeley

a = [1, 2]
b = 'cat'
a.each {|b| c = b * a[1]}
a #=> [1, 2]
b #=> 2
defined?(c) #=> nil

patrickberkeley

categories = Category.find(:all)
    categories.each do |category|
      if !category[:permalink].nil?
        category.update_attribute(:permalink, nil)
      end
    end

patrickberkeley

class Image < Asset
  has_attached_file :file, 
                    :styles => { :thumb => '75x75#', :small => '250x250>', :medium => '416x416>', :full => '792x792>' }, 
                    :default_style => :medium,
                    :url => "/assets/:id/:style/:basename.:extension",
                    :path => ":rails_root/public/assets/:id/:style/:basename.:extension"

  validates_attachment_content_type :file, :content_type => ['image/jpg', 'image/jpeg', 'image/pjpeg', 'image/png', 'image/x-png', 'image/gif']
end

patrickberkeley

<%= link_to document.file.original_filename.parameterize, {:controller => 'documents', :action => 'show', :args => [:document => document.file.url(:original)]}, :class => 'document' %>

patrickberkeley

def if_old(date)
  "class_name_here" if !date.nil? && date < Date.today
end

patrickberkeley

  def change_main_image
    project = Project.find(params[:id])
    image = Image.find(params[:image_id])
    render :partial => 'main_image', :locals => {:project => project, :image => image}
  end

  def sort_images
    @project = Project.find(params[:id])
    @project.images.each do |image|
      # we must add one to compensate for the zero based index.

patrickberkeley

Loading development environment (Rails 2.2.2)
/opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/completion.rb:10:in `require': no such file to load -- readline (LoadError)
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/completion.rb:10
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/init.rb:252:in `require'
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/init.rb:252:in `load_modules'
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/init.rb:250:in `each'
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/init.rb:250:in `load_modules'
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb/init.rb:21:in `setup'
	from /opt/ruby-enterprise-1.8.6-20081215/lib/ruby/1.8/irb.rb:54:in `start'
	from /usr/bin/irb:13

patrickberkeley

link_to_function((image_tag image.file.url(:thumb)), project, image, :id => "project_main_image_anchor") do |page|
      page[:main_image_wrapper].replace_html ('<a href="' + image.file.url(:original) + '" id="project_main_image_anchor" title="' + project.title + '" rel="shadowbox">' + (image_tag image.file.url(:medium), :title => "Click to enlarge.") + '</a>')
end

patrickberkeley

<script type="text/javascript" charset="utf-8">
  function so_clearInnerHTML(obj) {
  	// so long as obj has children, remove them
  	while(obj.firstChild) obj.removeChild(obj.firstChild);
  };

  // create the anchor
  eAnchor<%= image.id %> = document.createElement("a");
  eAnchor<%= image.id %>.setAttribute("href", "#{image.file.url(:original)}");
  eAnchor<%= image.id %>.setAttribute("id", "project_main_image_anchor");

patrickberkeley

<% if address_type == 'billing' %>
  <% javascript 'dynamic_billing_states' %>
<% else %>
  <% javascript 'dynamic_shipping_states' %>
<% end %>

<table>
  <tr>
    <td class="left"><%= make_label('Country', true) %>
    <td class="right">