From: bouncer@dev.null   
      
   Stuart wrote:   
      
   > On 04/07/2013, DeMarcus wrote:   
   >> PS. Never forget the virtual destructor in your interfaces, not even   
   >> in examples. ;)   
   >   
   > Chances ar high that OP uses his mix-in classes for MS COM   
   > programming.  In that case the interfaces must not have virtual   
   > destructors.   
      
   Ouch!  They really messed things up, didn't they?   
      
   - Wil   
      
      
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