Section 219-I. Miscellaneous

1.  All  actions  taken,  contracts  or
  commitments made, appropriations made, indebtedness incurred, all  bonds
  or   other  obligations  heretofore  issued,  including  any  guarantees
  thereof, and the proceedings authorizing the issuance thereof,  and  all
  things  done  by  or between an authority, city, or government, prior to
  the enactment of this article and subsequent to January first,  nineteen
  hundred  forty-six,  and  for the purposes provided in this article, are
  hereby ratified, confirmed and approved and are hereby validated in  all
  respects.
    2.  To the extent that the provisions of this article are inconsistent
  with the provisions of any other article of this  chapter  or  with  the
  provisions  of  any  general,  special  or  local  law  or  charter, the
  provisions of this article shall be controlling.
    3. If any clause, sentence, paragraph, section or part of this article
  shall be adjudged by any court of competent jurisdiction to be  invalid,
  such  judgment  shall  not  affect,  impair  or invalidate the remainder
  thereof, but shall be confined in its operation to the clause, sentence,
  paragraph, section or part thereof directly involved in the  controversy
  in which such judgment shall have been rendered.
    4.  Before a city or an authority enters, without public advertisement
  for sealed bids, into a contract which but for the  provisions  of  this
  article would be required by general, special or local law to be made on
  sealed  bids  invited  by  public  advertisement, such city or authority
  shall obtain the approval of the mayor or  deputy  mayor  of  the  city.
  Within  twenty days after the execution of such contract, it shall cause
  to be published in the official publication of the city  a  notice  that
  such contract has been let and the name of the contractor.