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Error:

NoMethodError (You have a nil object when you didn't expect it!
You might have expected an instance of Array.
The error occurred while evaluating nil.[]):

Code:

        @fb_friends = @graph.get_connections("me", "friends")
        @returned_friends = @fb_friends.select { |k,v| v["name"] == "#{params[:term]}" }

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https://github.com/arsduo/koala

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'((actor_type = \'User\' AND actor_id IN (SELECT followed_id FROM relationships WHERE follower_id = #{id})) AND ((secondary_subject_type = \'Video\' AND subject_type <> \'Profile\' AND secondary_subject_id NOT IN (SELECT id FROM videos WHERE user_id = #{id})) OR (secondary_subject_type = \'User\' AND secondary_subject_id <> #{id}) OR (secondary_subject_type = \'nil\') OR (subject_type = \'Profile\' AND secondary_subject_id NOT IN (SELECT id FROM videos WHERE user_id = #{id}) AND subject_id NOT IN (SELECT id FROM profiles WHERE user_id = #{id}))))'

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  def read
    self.read = true if self.read == false
  end  

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  belongs_to :actor,              :polymorphic => true
  belongs_to :subject,            :polymorphic => true
  belongs_to :secondary_subject,  :polymorphic => true

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def heard

if params[:state] == 'yes'
  @heard = true
elsif params[:state] == 'no'
  @heard = false
end

respond_to do |format|
  if ShowableVideo.find_by_id(params[:showable_video_id]).update_attributes(:heard => @heard)

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http://stackoverflow.com/questions/6075910/why-is-rails-not-recognizing-that-i-want-an-ajax-request

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53: 		<div id="showable_video_div">
54: 			<%= form_for [@video, @video.showable_videos.new ], :url => showable_videos_path, :remote => true do |f| %>
55: 			    <%= f.hidden_field :video_id, :value => @video.id, :id => "video_id_field" %>
56: 			    <%= f.text_field :user, :class => "showable_field" %>
57: 			<% end %>
                </div>

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ActiveRecord::StatementInvalid in ProfilesController#fetch_fb_picture

SQLite3::SQLException: unrecognized token: "'ÿØÿà": UPDATE "profiles" SET "photo_file_size" = 2634, "photo_file_name" = 'ÿØÿàJFIF



ÿþ;CREATOR: gd-jpeg v1.0 (using IJG JPEG v62), quality = 95
ÿÛC







		
ÿÀ22
"

ÿÄ







	
ÿĵ

}
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%&''()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyzƒ„…†‡ˆ‰Š’“”•–—˜™š¢£¤¥¦§¨©ª²³´µ¶·¸¹ºÂÃÄÅÆÇÈÉÊÒÓÔÕÖ×ØÙÚáâãäåæçèéêñòóôõö÷øùúÿÄ










	
ÿĵ

w
!1AQaq"2B‘¡±Á	#3RðbrÑ
$4á%ñ&''()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz‚ƒ„…†‡ˆ‰Š’“”•–—˜™š¢£¤¥¦§¨©ª²³´µ¶·¸¹ºÂÃÄÅÆÇÈÉÊÒÓÔÕÖ×ØÙÚâãäåæçèéêòóôõö÷øùúÿÚ
?øþ	Íÿ‹øëÿµ¼ñ?…ì–ÇÃúEÀ³šúîê8ÄÅÇËs“´,vàm’q_l|ÿƒt~üøiçˆ><išv¥q¼¨\—ŽIZ-’Ĥ´LG™±Ð€Jƒ´îêy?ø!ÿď~øãƒ_üs¦Çgk­Å«Á”j°],å—ƒ<R¼q§—µá&.To\6M¬ô[oŽ?­|mñîâÂö]9d·’Ö7‚"bhe;™Cm…öœž¸ç투êÊ	»ßNÞWü¶É2&#/…yA8ÛÞ¾÷½¼–§ó%ã_Ùßâ߆<o¬ø*o\Ïu¢xŽ=öh°P]̲´–ÎÜȐJÊ{„4²þÌŸá#Îð

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@profile contains this: https://fbcdn-profile-a.akamaihd.net/hprofile-ak-snc4/157351_567412775_2309291_q.jpg

      r = open(@picture)
      image_data = r.read
      file_size = r.length
      mime_type = "image/jpeg"