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The Latest

Searching on Numerical Fields

Question: When using the FindFirst method I seem to be able to locate only records which are defined as strings using a variable in the search pattern. When I am

Disappearing Controls

Question: At apparently random times, some controls disappear frommy form. Not all of the controls disappear. Minimizingand then restoring the form, as well as clicking onthe ‘invisible’ controls, brings them

Creating Dynamic SQL

Question: I’m trying to develop a dynamic query handler within VB that will prompt users for parameters as set up in the parameter list in MS Access (v1.1). I wish

Storing Pictures in a DLL

Question: I found a vbx which allows me to place icons or bitmapson a command button. How can I store these images in onefile and read them in like an

Monitoring Port

Question: Do you know if there is a Win API or Winsock call that will tell me when I’ve connected/disconnected to myinternet provider. Answer: What you might want to do

Deleting a Directory Tree

Question: I want to delete and entire directory tree. I do not knowhow big the directory is, how many sub-dirs that it has, etc.I am not using a form and

VB4 GetPrivateProfileString Problems

Question: I am trying to use GetPrivateProfileString to access INI entries in a INI file using Visual Basic 4.0. Whenever I try to run my program it produces the error

Using Me Object

Question: What is the different between using Me and FormActualName when accessing a form’s property or to pass the FRM to a subprogram.Is it ok to use ME all the

Accessing Financial Function Library

Question: I’m looking for help on using the VB 3.0 functions IRR, MIRR and NPV. When I try to use any of them I get Reference to undefined function or

Combining VB with C

Question: Can I write a module in Ansi C language and compile it together with a VB program? If cannot, how can I combine these two modules? Answer: You can’t

Using Counters

Question: I am designing a database as a correspondance register.Each bit of inwards and outwards mail is given a unique number. At present I have set up a counter field

Showing Currency Values

Question: I am using VB as a front-end to an Access 2.0 database. Some of the fields in my Access db are of type currency. However, VB only displays them

Flushing I/O Buffer

Question: Is there a way within VB to flush information sent to a file? Normally, information is buffered and not sentto the file until the buffer size is exceeded or

Allowing Network Usage

Question: How do I turn a single pc VB3 application using MS Access2 into an app that’s capable of running on a network? Answer: Really, the basic thing you have

Determining Screen Resolution with Screen Object

Question: I would like to be able to determine what resolution is seton a particular system so that my application opens up toa correct scale. Answer: Look at the Screen

Repairing a Corrupted File

Question: Not knowing that my hard disk was almost full, I tried to load a VB MAK file that I had created in VB3. When I did, a message said

Binding Across Forms

Question: We want to use multiple VB forms with independent controls bound to independent data controls accessinga single table.In Vb 3.0, we are not able to save the controls dataof

Using 16 bit DLLs in 32 bit VB 4.0

Question: Can I use 16 bit .DLLs in VB 4.0 32 bit? Answer: No, you can’t. In order to access it, you’ll either have to recompile the DLL (and possibly

Using Locked Property vs. Disabled Property

Question: Is there a way to keep VB4 from dimming the text in disabled controls boxes (i.e. Text and Labelcontrols)? I would Like to use my own Colors forText areas

Programmatically Clearing a Text Box

Question: I have a series of text boxes, any subset of which can be used for input of numerical data, followed by a command box to “compute” from that input

Making the List Drop Automatically

Question: How can I make the combo box drop its list easily? Answer: On form load, do combo.additem , until allitems are placed into the combo list.To cause the combo

Getting Documentation

Question: I am a new VB programmer. I have been researchinginto VB programming using soom custom VBX’s for TCP/IPtype of stuff. I need to know if there is a book

Creating Toolbars

Question: I’d like to create a floating window that has a small titlebar,like the VB toolbox window, for instance. In the VB FAQ,it says to see the sample program in

Opening a Word Document

Question: How can I open a Word document from my Visual Basic application? Answer: Use the following code sample to do it:Set wordbasic = CreateObject(“word.basic”)wordbasic.fileopen pathname$, 0, 1where:pathname$ is the

Controlling Execution Flow

Question: How do you command a button to go to another form, I put like follows:Sub Double_Click ( ) GoTo form2 EndEnd Sub OR Sub Double_Click ( ) Load form2

Best Intermediate Books

Question: I understand the basic concepts of computer programming including event driven apps. I have been browsing various Visual Basic sites looking for self teaching book recommendations. Since I’m new

Converting VBXs to OCXs

Question: I’ve developed some applications on vb3 using some3rd-party VBXs, I now want to transport thoseapplications to vb4 for enhancement. Do anyutilities exist to convert those VBXs to OCXs? Answer:

Implementing a Toolbar

Question: I am using VB 3.0 professional edition. I would like toimplement cut/copy/paste on a toolbar. My form has multipletext boxes. If the user wants to paste to a field,

Using Fields Object with GetChunk

Question: What is the fields object of the GetChunk method?I am trying to access a large (several meg) flatfixed record (160 ascii bytes per record) database and I thought the

Copying a Directory Tree

Question: How do you copy entire directory structures with VB3, I’veread the -ONE- newsgroup article but it just lists them. Answer: Have you tried shelling to an XCOPY statement? It

Book Excerpt: ASP.NET AJAX in Action

ASP.NET AJAX (formerly called Atlas) is a new free framework from Microsoft designed to let developers add Asynchronous JavaScript and XML (AJAX) features to ASP.NET

Insert an XML Schema into an XQuery Query

Use the following code to insert an XML Schema into an XQuery query. The following code assumes that the XML Schema is: file:///C://Data_Local//xml//docs//AirWings_xslt_xmlschema.xsd and the

Show() vs. ShowDialog() in .NET

The form class’ ShowDialog method functions differently than its Show method. Here’s how: ShowDialog‘s returned value can be used to determine how the user closed

Simplifying RDFa Notation

Resource Description Framework (RDF) is not the world’s most beloved standard. That it is used most often in fairly obscure applications for handling such fundamental

Using High-resolution Timers

tandard C++ offers a rather limited number of functions for accurate time measurement: clock() gives you a granularity of up to a thousandth of a