I have read in several books (including a book on using QT toolkit) warning about using C++'s virtual function because of performance penalty.But they are quite vague on why this is so. Can ...

Using virtual functions in a device class adds a vptr that disrupts the match between the class layout and device register layout. Therefore, classes that represent memory-mapped devices can't use ...

When I'm using the this pointer in the base class to call a virtual function it basically ignores the virtual part and treats the class as just normal inheiratance.<BR><BR>Is this the normal ...

Network functions virtualization (NFV) is getting into networks in a variety of ways, through SD-WAN and turn key telco clouds.