jcberthon

docker images --quiet --filter=dangling=true | xargs --no-run-if-empty docker rmi

jcberthon

class String
  def to_boolean
    return true   if self == true   || self =~ (/(true|t|yes|y|1)$/i)
    return false  if self == false  || self.nil? || self.empty? || self =~ (/(false|f|no|n|0)$/i)
    raise ArgumentError.new("invalid value for Boolean: \"#{self}\"")
  end
end