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The Latest

Determining Object Type

Question: How can I determine the type of object that I click, using only one general procedure? What I mean is that I want to have several objects of any

Creating a Bit Field

Question: How do I create a bit-mask in VB? What I wish to do is “read” a binary number where each bit represents a different state for an electrical system.

Switching Databases/DAO Levels

Question: How can I use Access 7.0 databases within my Visual Basic 4.0 Professional Application?Everytime I try to open such a database, I always get error messages. Answer: I’m guessing

Generating SQL for List of Options

Question: This is the first time I visited your site, and its the best VB site I’ve been too! My question is, I’m writing a sql statement using Variables and

Loading Bitmaps from Database Values

Question: I am in the process of building an application where I needa grid of small graphics (icons or BMPs) in an array situation.When the user clicks on one graphic

Creating a Password Box

Question: I am writing a Visual Basic application that will require the user to enter a password. I have a inputbox set up for the user to enter the password.

Changing MDIChild Property at Runtime

Question: Is it possible to change the MDICHILD property atruntime? I will give birth to your children if you have an answer. Answer: Well, I have an answer, but you’re

Loading a Large Executable

Question: We are experiencing real speed problems with this platformon Windows 95. we are using Pentium 100 machineswith 16megs of ram. The project compiles to about 3megs. The main screens

Viewing Available Properties

Question: I am new to VB programming and have noticed thatthere are a lot of properties for an item that are not listedin the property box (e.g. clear,delete item,add item,select,etc)Is

Using Access 7.0/95 with VB 3.0

Question: I am working on a system with Windows ’95 and Office for Windows ’95. This includes Access 7.0. How can I get VB 3.0 to recognize databases I have

Filling a Structure Automatically

Question: After a structure is defined witha “TYPE” declaration, do you know of a way to directly fillthe structure with data, rather than individually assigingthe elements, or reading from a

Getting CD Track Information

Question: I would like to read audio CD information directly from VB.At this point I have no idea how it is done, but as I want to writea database program,

Changing Picture Colors in File List Box

Question: How can I make the little folders yellow and the little drives gray in the File List Box? I have tried background color, this just makes the background of

Parsing Calculations Automatically

Question: A VB form displays select financial numbers from an Access DB. The user can build a calculation. If the arithmetic operation is stored as text in the DB, how

Equivalent to fork()?

Question: Is there any command in visual basic which is similar to fork command in c? Answer: It’s not exactly the same, but the Shell statement will allow you to

Benefits of Using Control Arrays

Question: Is there an advantage to using a control array instead of using x number of labels, textboxes, etc ? Answer: There are several advantages to using control arrays. First

Using JOIN Clauses

Question: I’m working with Visual Basic and Access 1.1. Currently my program uses two tables (tblrep and tblsales). The common field being tblrep.id = tblsales.id. The first form of the

Writing Data to Disk

Question: I have written a testing program that writes results to a grid.How do I write the grid to disk so that changes can be addedfrom testing session to testing

Using Multiple Groups of Option Buttons

Question: I need to place multiple option buttons on a form. I alsoneed to be able to have two buttons selected at all times.I can do this with multiple frame

Retrieving Binary Objects

Question: I am using VB together with Access. What I want to do is to include photo into my form. In Access table, I declare thisfield as an OLE field

Searching Numerical Fields

Question: What it’s the correct SQl Statement to search an access database by a numeric field? I keep getting an invalid type error when I try to run the application.

Events Not Processed Correctly in Debug Mode

Question: I am having a problem that I hope has not been answered herebefore. I am experiencing different results when I run a program than I do when I use

Manipulating Strings

Question: I don’t know how to access individual characters in a string.ie. accessing single elements in an array of characters.Each time I try I keep getting Type mismatch. Answer: You

Command Line Switches

Question: I have a formless VB exe program that creates VB modules(.bas) and saves them to disk.Is there a way of having my program start VB passing my module name

Entering Data into Sheridan SSDataGrid

Question: I have a copy of data widgets from sheridan sware and am using the SSDataGrid provided. All i want to do is insert data in the grid at a

White vs. Grey Background in Panel Control

Question: I’m using the 3D Panel in my application. When I setits background coulor to light grey, it looks fine onmy workstation but it’s white in any other workstations.That’s true

Setting Cursor to End

Question: Is there a way to put the cursor at the end of the text in a text box? I use .SetFocus to put the cursor in a multi-line text

Getting Procedure Location Name

Question: Can I get the name of the procedure that an error has occurred in?For example, I would like to send my error to a form that containsthe error number,

Calling Stored Procedures

Question: Can one call a stored procedure or function in oracle 7through odbc from visual basic? This might be a questionfor an oracle user group, so if you know where

Mastering the WPF RichTextBox

he RichTextBox component in WPF/.NET 3.0 received a major upgrade compared to the previous version of the RichTextBox control that shipped with.NET 2.0. But with

Introducing XQJ: A Java API for XQuery

Query is a declarative language for querying XML that’s similar to SQL for querying relational data. Most Java developers are familiar with JDBC, which provides

.NET Rocks!: The Youngest MCP

am the host of “.NET Rocks!”, an Internet audio talk show for .NET developers online at www.dotnetrocks.com and msdn.microsoft.com/dotnetrocks. My co-host Richard Campbell and I