遇到错误后，使用Ruby/Rails继续方法

def checkdomains
  @domains = Domain.all

  #@domains.where(:confirmed => "yes").each do |f|
  @domains.each do |f|
    r = Whois.whois(f.domain)
    if r.available? == true
      EmailNotify.notify_email(f).deliver
    end
  end
end
def checkdomains
  @domains = Domain.all

  #@d