In computer programming, the IUnknown interface is the fundamental interface in the Component Object Model (COM). The COM specification mandates that COM...

IDispatch is the interface that exposes the OLE Automation protocol. Extending IUnknown, it is one of the standard interfaces that can be exposed by COM objects...

type HRESULT – method result codes such as S_OK, E_FAIL, E_OUTOFMEMORY IUnknown – base type for object references; abstract virtual functions to support...

library with the .ocx extension. In 1996 all interfaces for controls (except IUnknown) were made optional to keep the file size of controls down, so they would...

Object (BHO) Google Native Client – an alternative development from Google IUnknown interface JavaBeans Netscape Plugin Application Programming Interface (NPAPI)...

VT_VARIANT pvarVal Variant VARIANT 13 0x0d VT_UNKNOWN punkVal Nothing4 00000000 IUnknown * 14 0x0e VT_DECIMAL decVal DECIMAL 16 0x10 VT_I1 cVal Byte CHAR 17 0x11...

responsible for assuring that methods of those interfaces inherited from IUnknown actually invoke the corresponding methods of the owner. This is to guarantee...

fact, two of the three methods that all COM objects must provide (in the IUnknown interface) increment or decrement the reference count. Much of the Windows...

SQL Server as a component of the SQL Server Full Text Search service. IUnknown Adobe provides only the 32-bit IFilter bundled with its Reader software...

it only uses COM as a programming pattern, for example exploiting COM's IUnknown interface. At startup, UMDF calls DllGetClassObject to get a pointer to...

Retrieved 2022-01-04. "Steve Yegge on Interviewing | John Lam on Software". Iunknown.com. 2008-04-25. Archived from the original on 2010-10-14. Retrieved 2010-12-07...