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Answers and rating deltas for
Why in C++ 'virtual' and '=0' is both needed to describe a method is abstract?
| Author | Votes | Δ |
|---|---|---|
| Ami Tavory | 2 | +0.63 |
| songyuanyao | 2 | +0.46 |
| Hatted Rooster | 1 | -0.50 |
| Matt Black | 0 | -2.21 |
| Biagio Festa | 0 | -2.56 |
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