§ 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.