oop tutorials

Saaa empty at needmail.com
Tue Mar 4 07:21:21 PST 2008

> What is Class doesn't have a default constructor, or has many?

What is the difference between `first only having a reference and then 
allocating` or `direct allocation` in those two cases?
Or can't the instance be allocated in those cases?
If they can't then what is the use of having only a reference to them? 

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