A pure function should never be invoked. However, a buggy program or a buggy compiler can sometimes call a pure virtual function. In general, when a pure virtual function is
There are many ways you can code to create a back link. One of the quick and easy ways to do this is with JavaScript history object. The code snippet
If you set a form’s KeyPreview property to True, all keystrokes for items on that form first trigger the form’s events. This makes it easy to do form-level filtering and
Sometimes you might find it important to know where your site visitors came from. You can then customize your ASP in a certain way, or you know how much your
The communication between the COM client and server can happen in three ways: the vtble interface, dispinterface, or dual interface. The COM client can communicate with the server through IDispatch
In Visual InterDev, you can have more than one view (Project Explorer, Properties, Data, Script Outline, Output, Find, Toolbox, etc) in a docked window. If you have too many of
For an in-proc COM component, a vtbl interface is generally in the order of 100 times faster than a dispinterface (although it depends on type of arguments in the function).
To use the ADO constants, you’ve probably added this piece of code to each of your ASPs: If you write reusable data access ASP code, you might have seen the
The COM client and server can communicate with each other in three ways – vtbleinterfaces, dispinterface or dual interface. If the component is to be used only from compiled languages