August 6, 1997

Here is a simple way to extract file names from file specifications: Function FName (filespec As String) As String Dim i As Integer Dim size As Integer size = Len(filespec)

Only one copy of a DLL can exist in memory at a time. For this reason, VB doesn’t allow you to create DLLs exposing single use instancing classes. An EXE,

In VB4 you can create a single Splash Screen or About Screen that workswith any program and automatically keeps itself up to date using the newproperties of the App Object.

Microsoft Word exposes the WordBasic object. Through this object, you can execute WordBasic statements. The WordBasic statements and functions can be used as methods of the WordBasic object. Most WordBasic

SQL Server does not return a result set for action queries (SQL insert,update, or delete statements). If you were to use the SQLExecute methodand execute the statement directly, RDO would

One of the greatest features of data-aware controls is that you simplyconnect them to a DataControl and select the fields you need. You havejust created a database program. It can’t

Nulls are still a problem in VB3/VB4-they cause unexpected errors. To handle them, you can read the MDB field into a variant, which can hold a null and then test

I’m programming for a LAN and quite often I add requested features to the program. The LAN is set up so that each workstation is running its own copy of

To build debugging and profiling into your code, add this to the endof code lines: ‘Code line Add this line (n should be replaced’by a unique number)i = j +