| Wiki Articles | Tagged On |
| Neha - abstract class | Mar 25 |
| Frazer - Abstract method | Jun 23 |
| Claude - Output for Abstract Class | May 29 |
| Erica - complicated abstract class question | Apr 14 |
| Barney - Program to show an example of using Abstract Class and... | Mar 30 |
| Topaz - Is a C# interface the same as a C++ abstract class? | Jan 06 |
| Bastet - AbstractMethodError? | Nov 19 |
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| Pedro - Interfaces & Abstract classes | Jul 23 |
| Asksuresh - what's the use of abstract key word? | Jul 11 |
| Bonni - Abstract Classes | Apr 10 |
| Seth - Abstract vs interface | Mar 29 |
| Kevin - abstract class question | Mar 07 |
| Christopher - Abstract class | Dec 25 |
| Madeleine - Cannot create an instance of the abstract class or... | Jul 22 |