getting parameters

Hi i got these parameter in the create controller
Parameters: {"commit"=>"Create Tip",
"utf8"=>"✓", "tip"=>{"descripcion"=>"asdf", "tip"=>"asdf",
i get these
  @tip =[:tip])

    puts "Printing @tip[:tiptags_attributes] " =nil
    puts @tip.attribute_names

    so how i can get "tiptags_attributes"=>{"0"=>{"tags_id"=>"1"}
cause i want to change tags_id,

well, i try, try and try again i cant get it
params[:tip][:tiptags_attributes][:"0"][:tags_id]=1 whith the code i
can change the attribute

If its a nested attribute you dont need to do any of that

watch this