calas

  FLASH_NOTICE_KEYS = [:error, :notice, :success]

  def flash_messages
    return unless messages = flash.keys.select{|k| FLASH_NOTICE_KEYS.include?(k)}
    formatted_messages = messages.map do |type|
      content_tag :div, :class => "flash #{type}" do
        flash_message_for(flash[type])
      end
    end
    formatted_messages.join

calas

  FLASH_NOTICE_KEYS = [:error, :notice, :warning, :message, :success]

  def flash_messages
    return unless messages = flash.keys.select{|k| FLASH_NOTICE_KEYS.include?(k)}
    formatted_messages = messages.map do |type|
      content_tag :div, :class => "#{type}Explanation" do
        flash_message_for(flash[type])
      end
    end
    formatted_messages.join

calas

var actualizarConductores = function(element) {
    $$('select.conductor').each(function(s) {
	actualizarSelect(s, element.value, 'Seleccione un conductor', conductores);
    });
};

var filtrarConductores = Behavior.create({
    initialize : function() {actualizarConductores(this.element);},
    onchange : function() {actualizarConductores(this.element);}
});

calas

#!/usr/bin/env ruby
require 'rubygems'
require 'logger'

class UrlParser
  attr_reader :url, :file, :line, :column
  def initialize(url)
    @url = url
    parse_url
  end

calas

Go to: about:config in firefox
right click and create a new boolean property: 

network.protocol-handler.external.emacs -> true

calas

if defined?(Footnotes)
  Footnotes::Filter.prefix = 'emacs://open?url=file://%s&line=%d&column=%d'
end

calas

#!/usr/bin/env ruby
require 'rubygems'
require 'logger'

class UrlParser
  attr_reader :url, :file, :line, :column
  def initialize(url)
    @url = url
    parse_url
  end

calas

# parent model
def readonly?
  state == "closed" && !changed.include?('state')
end

# child model
def readonly?
  # ...
  parent.state == "closed"
  # ...

calas

namespace :monit do

  namespace :debian do

    desc <<-DESC
    Install monit.

    "Source":#{link_to_source(__FILE__)}
    DESC
    task_arg(:monit_port, "Monit port", :default => 2812)