Avoid concrete base classes

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'''Riel's heuristic #5.7'''
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'''Riel's heuristic #5.7''': All base classes should be abstract classes.
  
What does Riel say?  Does he give an example?  Have we got any examples of our own?  Do we believe Riel?
+
What does Riel mean?  Does he give an example?  Have we got any examples of our own?  Do we believe Riel?
  
 
== See also ==
 
== See also ==
 
* [[Riel's heuristics]]
 
* [[Riel's heuristics]]

Revision as of 05:49, 21 July 2008

Riel's heuristic #5.7: All base classes should be abstract classes.

What does Riel mean? Does he give an example? Have we got any examples of our own? Do we believe Riel?

See also

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