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Question: How can I call another Form’s subroutine? Answer: Under VB3 you can’t call another form’s subroutine. If you need to do this, put the sub into a .BAS module.
Question: I am trying to use the API call SystemParametersInfo to change the Windows wallpaper. It works great in a Borland C program I wrote, but doesn’t work in VB.
Question: I understand how to connect a network drive using the WnetAddConnection API function; however, I do not know how to disconnect the network drive. How do I go about
Question: I am trying to create a VB program to log a useronto a workgroup (from a windows for workgroupsclient) and then map local drives and devices toa network resource.
Question: I have loaded a ComboBox with several items. When running, if I click on the down arrow the items will display in the drop down list box OK and
Question: I am writing a database program and I am using the JET DATABASE ENGINEI would like to know how to print records out of the DATABASE to my printer.
Question: Just started crunching similar code into functions. How do you pass an arguement to a function that references a control? It’s prob really simple eh? Answer: Here is an
Question: I have defined a field as Double in my Table to store prices. Then I bound my database to a grid.I would like to display the contents of the
Question: I am programming a multiple table database and can’t figure out to link each table together so that when a person is posting data to one table that the
Question: I am developing a small database using the engine supplied with VB 4.0 Pro. When I try to update an entry, I get the following run-time error: “Run-Time Error
Question: I want to write a form module that is generic, that will give tooltips ability to any VB program. I need it to intercept mousemove messages so that it
Question: A colleague wants to create a DLL using Borland C++ to callfrom Visual Basic 3.0 but she keeps getting an error message”Sub or Function Not Defined”.Do you know of
Question: How can I convert a string with three individual bytes of data to different bytes? I am sending Data1,Data2,Data3 as String and I want to receive string and convert
Question: I am using the ‘Execute’ to run an SQL statement.The sql is Microsoft SQL. The SQL is to ‘INSERT into table …SELECT …FROM TABLES…’. The select portion of the
Question: I am having problems parsing an HTML tag. This entry repeats hundreds of times in this file, but withdifferent names and addresses, etc.I need a routine that will search
Question: How do I know is there any MDIChild form opened? Because I want to disable the MDIForm’s toolbar editing items (cut, copy, paste) if all child forms are closed.
Question: How do I go about creating a RICH TEXT FIELD in VB ? Answer: This problem has been fixed in VB4…they included a rich textbox control. However, I don’t
Question: I am trying to write an application which will provide the ability todynamically add or update tables in an Access .MDB database. Everything inthe application runs when I do
Question: I am designing an application that should be able to createnew databases in the specific format that it expects tosee. I have not seen anything anywhere on how to
Question: I have a VB app that uses multiple forms. On the first form, I entercustomer information. The other forms calculate the cost of my services tomy customer. I would
Question: I’ve created a toolbar for an MDI app using a top-aligned panel and a number of image controls. When the user clicks on an “up” image, the image picture
Question: In a question off your list, you mentioned how to rename files given the same formatted extension.How would it be possible to do this to a different extention, e.g.
Question: I am new to programing & was wondering if you can write database programs with VB or do you have to use a third party DB program like Access
Question: I tried running a “hello world” VB4 32bit program from Win32 in Windows 3.1 (on a machine that has VB3 Pro and not VB4), which caused the following errors:VBRUN40032.DLL
Question: I’m trying to call a method on my ActiveX control from VBScript. The method has one input argument (a long) and three output arguments (doubles). I Dim variables for
Question: Hi, I would like to know how to make input masks for a database program. I can do this in Access very easily, but unfortunately, I have to write
Question: I was wondering if there is a way to use a set of quotes in a vb string. Answer: If you put two double quotes into your string, VB
Question: When I issue the command ‘NET USE’ in msdos, I get a message that a specific drive is disconnected, how can I connect that drive in VB? If I
Question: I have an input file whose structure consists of a code forforeground color, a code for background color, and some text.I’d like to display the text in a scrollable
Question: Is there a decompiler for Visual Basic executables so that I can retrieve the original source code? Answer: Currently, there is only a decompiler for VB 3.0 and VB
Suppose you want to set up a virtual directory on a machine that has both .NET 1.1 and .NET 2.0 installed. In this case, the
This simple tip shows you how to stop and start the Tomcat server directly from an Ant script on the Windows system. Here are the
Consider the following declarations: int * const bla;int const * bla; const int * const bla; As you can see, it can sometimes be hard
When migrating SQL code (stored procedures, triggers, etc.) to newer versions, it’s not uncommon to have to rewrite your entire back-end code. However, a simpler
he first part of this article provided a detailed description of a StateSelector control that lets users select a state from a map. The map
ith the proliferation of mobile devices such as BlackBerrys, Tablet PCs, and regular laptops, some critical applications need to store a cache of their data
QL has been evolving?slowly?for over three decades, (see Wikipedia for a historical summary). While SQL in the hands of an expert is quite powerful, it’s
he dilemma is common. Your web site starts out by design with a few pages of content—a front page, a products page, perhaps something about
ecently, I was consulting on a Windows Mobile project where the client asked if it is possible to send images using SMS messaging. After searching
oogle Earth (GE) provides a powerful 3D environment that you can use to provision your application with rich interactive 3D features. You can render points,
Many of us write common graphics code in the Form’s Paint event because the Paint Event handler provides access to the Graphics object, and also
A “component” in Hibernate is an object persisted as a value, not an entity reference. For example, suppose you have a Car class, like this: