What was the effective date for the changes made to Article 38 by the Constitution (Forty-fourth Amendment) Act, 1978?
The effective date for the changes made to Article 38 by the Constitution (Forty-fourth Amendment) Act, 1978 is not explicitly mentioned in the provided context. However, the text states that these changes were "w.e.f. 20-6-1979", which likely refers to "with effect from 20 June 1979".