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Super() is a special use of the super keyword where you call a parameterless parent constructor So i was following python's super considered harmful, and went to test out his examples In general, the super keyword can be used to call overridden methods, access hidden fields or invoke a superclass's constructor.
In fact, multiple inheritance is the only case where super() is of any use If a table don't have any individual columns that qualifies for a candidate key, then you have to select 2 or more columns to make a row unique. I would not recommend using it with classes using linear inheritance, where it's just useless overhead.
As for chaining super::super, as i mentionned in the question, i have still to find an interesting use to that
For now, i only see it as a hack, but it was worth mentioning, if only for the differences with java (where you can't chain super). 'super' object has no attribute '__sklearn_tags__' This occurs when i invoke the fit method on the randomizedsearchcv object I'm currently learning about class inheritance in my java course and i don't understand when to use the super() call
I found this example of code where super.variable is used Super e>) says that it's some type which is an ancestor (superclass) of e Extends e>) says that it's some type which is a subclass of e (in both cases e itself is okay.) so the constructor uses the
Extends e form so it guarantees that when it fetches values from the collection, they will all be e or some subclass (i.e
How to call super constructor in lombok asked 10 years, 5 months ago modified 1 year, 3 months ago viewed 342k times If you add any other column/attribute to a primary key then it become a super key, like employeeid + fullname is a super key
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