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Published on 2010-04-21T04:20:36Z
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Who needs inheritance when you have copy and paste?
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Hi,
I study about today about 2 database design inheritance approaches:
1. Single Table Inheritance
2. Class Table Inheritance
In my student opinion Single Table Inheritance make database more smaller vs other approaches because she use only 1 table.
But i read that the more favorite approach…
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I know that private inheritance is supported in C++ and only public inheritance is supported in C#. I also came across an article which says that private inheritance usually defines a HAS-A relationship and kind of an aggregation relationship between the classes.
EDIT: C++ code for private inheritance:
The…
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I have am working on a web application that makes use of helper classes. These classes hold functions to various operation such as form handling.
Sometimes I need these classes at more than one spot in my application, The way I do it now is to make a new Object. I can't pass the variable, this will…
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Are Composition and Inheritance are the same?
If I want to implement the composition pattern, how can I do that in Java?
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Why does the following produce a compiler error:
public interface OwnSession : ISession { }
[...]
OwnSession s = SessionFactory.OpenSession(); // compiler error (in german unfortunately)
[...]
"SessionFactory" returns a "ISession" on "OpenSession()" (NHibernate)
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