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DevX - Software Development Resource

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

DevX - Software Development Resource

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

DevX - Software Development Resource

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

DevX - Software Development Resource

Getting Application’s hWnd

Question: Answer: Related Posts Cisco to cut 7% of workforceUsing SendKeys in C#AVG Internet Security: Affordable, Comprehensive ProtectionHow To Clear App Cache On AndroidUsing ENUM to Pre-define Column Values in

DevX - Software Development Resource

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

DevX - Software Development Resource

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

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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,

DevX - Software Development Resource

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

DevX - Software Development Resource

Aligning Columns in a List Box

Question: I have a List with names and addresses from a database.I want to have the list as shown below.Mr. Smith Street 10Mr. Andersson Street 25I’ve tried aligning them by

DevX - Software Development Resource

Using Global Variables

Question: I have visual basic 2.0 Hopefully not for long. If I make a button that does a funtion like this. n = n + 1 print nit gives me

DevX - Software Development Resource

Automatically Converting to Uppercase

Question: I’m trying to use the KeyPress event to automatically uppercase what the user types. How do I do it? Answer: Put the following code into the KeyPress event of

DevX - Software Development Resource

Method Comparison

Question: What is the best method to use for updating an Access 2 database from Visual Basic? I am a bit confused aboutthe methods presented such as 1) VB Data

DevX - Software Development Resource

Searching Date Fields

Question: In procedure, I used statement like this:ds.FindFirst “fulldate = ’95-10-31′” ‘ds is DynaSet variablebut always it fails, and ds.NoMatch Value is True(-1).What’s wrong with this? Please help me. Answer:

DevX - Software Development Resource

Changing File Extension

Question: not having programmed in any of the BASIC languages, I am wondering if Visual Basic’s string variable is in anyway similar to what a string variable is in C

DevX - Software Development Resource

Checking for File Extension

Question: What’s wrong with this code :if file1.filename=”*.bmp” then picture1.LoadPicture(file1.filename) Answer: I’m guessing you’re trying to check the selected filename to see if it ends in .BMP, right? The problem

DevX - Software Development Resource

Replacing OpenTable

Question: We have a Large VB application (code wise) and we are movingthe data from MS access to Sybase using the ODBC driver.Now, after we presented the project’s time tale

DevX - Software Development Resource

Opening Access 2.0 DBs

Question: I am trying to connect my MS ACCESS 2.0 Database to the WWW viaa VB-CGI-Script. I figured out, how to transfer data from a HTML-Form to my VB-programm but

DevX - Software Development Resource

Clearing Text Property

Question: Is there any way to clear a combo box without it’s Textproperty being set to null? Answer: As far as I know and have tried, the only way to

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ScaleWidth vs Width

Question: I am resizing my widows during runtime. I also want my dialogboxes to resize with the window. My program is doing thiscorrectly. But it is not resizing the command

DevX - Software Development Resource

Ensuring Single Instance

Question: I have a requirement to only allow a copy of an application to be executed once.If someone tries to execute the app a second time, I want to give

DevX - Software Development Resource

Converting to DAO 3.0

Question: I have a Huge front end to an Access database. The front end was created in VB3.0, I recently upgraded to 4.0, it states that the references should work

DevX - Software Development Resource

Finding Variable Values

Question: Data1.Recordset.FindFirst “LastName = ‘Quayle’”Ok that works fine. Why can’t I:Data1.Recordset.FindFirst “LastName = VarLN”where VarLN is a variable which the user has just provided? I get error 3070, “Can’t bind

DevX - Software Development Resource

Clearing the Contents

Question: Is there an easy way to clear a combo box’s contents, other than using the Clear method? Answer: One of my users suggested that if you add a space

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Copying a Database

Question: What’s an easy way to make a copy of a currently open database? I’ve got open recordsets all over the place that I don’t want to close. Answer: Simply

DevX - Software Development Resource

Using SelText Property

Question: I can’t figure out how to add (runtime) a string variable into a textfield that already contains text.My thought was: Text1.Text = Text1.Text + “STRING VAR”this will obviously only

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Detecting Microsoft Video for Windows

Question: I need to inquire if Video for Windows has been installed beforeattempting to play an AVI file. How can I do this? Answer: All versions of Windows keep track

DevX - Software Development Resource

Hiding Mouse Pointer at Run-time

Question: During run-time, for a particular reason, how do i hide/unhide mouse pointer? Answer: Here’s how to hide the Mousepointer:The Declaration:Declare Function ShowCursor Lib “User” (ByVal bShow As Integer) As

DevX - Software Development Resource

Creating a Generic Handler

Question: I am trying to write a generic error handler and would like some way of determining which proceedure or function the error has occured so that the generic error

DevX - Software Development Resource

Setting System Time

Question: I am trying to sync my system time with the servers time usingwinsock. but I need an API call that allows you to set your system date and time.