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- super () in Java - Stack Overflow
super() is a special use of the super keyword where you call a parameterless parent constructor In general, the super keyword can be used to call overridden methods, access hidden fields or invoke a superclass's constructor
- Understanding Python super() with __init__() methods
super() lets you avoid referring to the base class explicitly, which can be nice But the main advantage comes with multiple inheritance, where all sorts of fun stuff can happen
- Para que serve função super(); - Stack Overflow em Português
A diretiva super, sem parênteses, permite ainda invocar métodos da classe que foi derivada através da seguinte syntax super metodo(); Isto é útil nos casos em que faças override (sobrescrevas) um método da classe pai e desejas invocar o método original
- How does Pythons super () work with multiple inheritance?
In fact, multiple inheritance is the only case where super() is of any use I would not recommend using it with classes using linear inheritance, where it's just useless overhead
- coding style - Using super in C++ - Stack Overflow
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")
- What is a difference between lt;? super E gt; and lt;? extends E gt;?
The first (<? super E>) says that it's "some type which is an ancestor (superclass) of E"; the second (<? 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 it's compatible) The drainTo method
- java - When do I use super ()? - Stack Overflow
I'm currently learning about class inheritance in my Java course and I don't understand when to use the super() call? Edit: I found this example of code where super variable is used: class A {
- How do I call a parent classs method from a child class in Python?
173 Python also has super as well: super (type[, object-or-type]) Return a proxy object that delegates method calls to a parent or sibling class of type This is useful for accessing inherited methods that have been overridden in a class The search order is same as that used by getattr () except that the type itself is skipped Example:
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