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# File action_mailer/vendor/tmail-1.1.0/tmail/utils.rb, line 46 def TMail.random_tag @uniq += 1 t = Time.now sprintf('%x%x_%x%x%d%x', t.to_i, t.tv_usec, $$, Thread.current.object_id, @uniq, rand(255)) end
<code/>and<pre/>for code samples.