ack --print0 -irl 'replace_me' location/ | xargs -0 -L1 sed -i '' 's/replace_me/with_me/g'

if params[:status] && params[:carrier]
  conditions = ["actual_delivery IS NOT NULL AND actual_delivery > scheduled_delivery AND status_id = ? AND carrier_id = ?", status.id, carrier.id]
elsif params[:status]
...

if @chosen_campaign.network.nil?
  case params[:type]
  when "moderated"
...

# This method searches a source by  the http, the www and the trailing / to a url
	def self.find_by_url(url)
		Source.find :first, :conditions => [ " url = ? OR url = ? OR url = ? OR url = ? ", url, url.gsub("http://", "http://www"), url + "/", url.gsub("http://", "http://www")+"/"] 
...

def self.paged_search(query, from, category, locality, page, per_page = 10)
    query_str = []
    query_prms = []
...