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Getting Network Login ID

Question: How can I query the login name of a Novell user from VB? Answer: Try this:un$ = space(255)unsize% = len(un$)a = WNetGetUser(un, unsize)MsgBox trim(un)The WNetGetUser API declaration is: Declare

Interform Communication

Question: I need to run a menu option from Form1 that actualy executes amenu option on Form2. What I have had to do is show Form2 and use SendKey to

Relating Two Data Records to Each Other

Question: How can I relate 2 or more records in one file to eachother? Answer: There are a few ways to do this. The main and most popular method is

Monitoring Line Status

Question: Is there a way to determine when your modem is connected and signed on to an Online Service such as MSN or America Online? I’ve tried using API calls

Creating File Dialogs

Question: I am a beginer in Visual Basic 3.0. I am trying to make a “Text Editor” program.Can you tell mehow to make “save” and “open” menus (using dialog box)I

Passing Arrays to Functions

Question: How can I pass my array to function as parameter? Answer: A declaration would be as follows:Sub Foo (ArrayVar() as String * 4)The call to it would be as

Adding Scrollbars

Question: How do I add scrollbars to a picture box control?i.e I want to be able to scroll through a picture box which containsmore than one screen of graphic and

Embedding Variable Values

Question: I am writing a program that searches a database and i am trying to use avariable for the WHERE clause. Can you Help me? here is an example:Data1.RecordSource =

Running Strictly from CD-ROM

Question: My question was in regards to installation. I would like to know if it is possible to run a VB program right from a floppy or CDROM without installing

InputBox Function: Type Mismatch Errors

Question: I have written a small program that calculates geometry problems. I have used input boxes to retreive data from the keyboard, however during runtime if I click the cancel

Placing Windows on Screen

Question: I am trying to figure out exactly how to get mywindow to center itself no matter what the resolution of the screen is that it is beingdisplayed on is.

Reliable File Writing

Question: I have a DOS-based application (QB4.5) which has been running for some years and I have now updated it to Visual Basic. The application handles several async serial ports

Adding Icons to System Tray

Question: Is is at all possible to create a VB 3.0 applicationto place itself on Win95’s system tray?or does it *have* to be 32 bit (vb4.0) ?If so, how? Answer:

Finding Text in a Text Box

Question: I am looking for code or VBX that allows a user to use an inputbox to locate a word within a textbox. The textbox is connected to a Access

Using User-defined Types Within Procedures

Question: This is a beginner’s question but in a smalldatabase application when I click on a commandbutton the code gives me the error message “Invalid Inside procedure” and highlights the

Passing Parameters by Reference

Question: I have a function in a DLL that I want to call from VB program. The Dll function has few parameters. Some of them should be passed from vb

Memory Limitations in List Box

Question: I want to add a large amount of items to a list box ,3700 to be exact, and in the future the number of items could grow even more.

Creating an Executable

Question: I would like to know how to make an EXE file that I can runit in another computer which does not have Visual Basic Installed. Answer: VB 3 and

Adding Sound to an Application

Question: I have a application I need to run off a floppy, I am trying to find a space effective way to add sound to my program. Thiswill be in

Executing SQL Statements

Question: How do I perform INSERTS, UPDATES andDELETES on existing tables? I have looked up the help andin books but nothing seems to tell me exactly how to do it.

Right Justifying Text in a Command Button

Question: I’m using VB Professional edition and I would like to combine in a command button an icon, left justified, and the caption, right justified. The default setting sets the

Using a Database vs. Random Access Files

Question: Should I use a database for storing info, rather than random access files? The info I need to store could be rather large. I also will need much more

Using Dynasets vs. Using Data Controls

Question: In writing a VB database application, is it more effecient to open up the database once in the beginning of the program, and build queries/recordsets to access the appropriate

Changing Cell Colors

Question: I have written a calendar function using the standard grid control as the calendar. The text property of each row/column is set to the correct day within the month

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.

Build Rich Web Applications with OpenLaszlo

penLaszlo, an open source framework sponsored by LaszloSystems, has attracted a significant attention after Earthlink, the second largest Internet Service Provider, announced that it will

Incrementing Iterators

You can use iterators for a STL set object to loop through the set elements 1 by 1. But did you know you can also