Sep 22, 2010 · 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 …

Feb 23, 2009 · 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.

Nov 3, 2015 · The one without super hard-codes its parent's method - thus is has restricted the behavior of its method, and subclasses cannot inject functionality in the call chain. The one with super has …

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.

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 …

Jul 23, 2009 · The automatic insertion of super () by the compiler allows this. Enforcing super to appear first, enforces that constructor bodies are executed in the correct order which would be: Object -> …

Aug 14, 2012 · mysql> FLUSH PRIVILEGES; You should do it with *.* (all databases) because SUPER is not a privilege which applies just to one database, it's global.

Oct 26, 2010 · What is the difference between the keywords this and super? Both are used to access constructors of class right? Can any of you explain?

Jul 9, 2018 · I wrote the following code. When I try to run it as at the end of the file I get this stacktrace: AttributeError: 'super' object has no attribute do_something class Parent: def __init__(self):...

Nov 13, 2024 · 4. Super Key: If you add any other column/attribute to a Primary Key then it become a super key, like EmployeeID + FullName is a Super Key. 5. Composite Key: If a table don't have any …