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Question: I have an SQL statement in my program that looks like this:data3.recordsource = “SELECT id, date from reservations where (date = ‘” & maskededit1.text & “‘) and (id =
Question: I am using a Truegrid and implementing their Value list, combo box. I fill the list in code and would like to be able to have the “pick-list” drop
Question: When creating a database (using the Access 1.1 engine) and selecting a field to be a primary index and requiring a unique index value, what will happen when the
Question: In Access 2.0 there is an Eval() function which will automatically evaluate numeric expressions. This functionality does not appear to exist in VB 4. I found an article in
Question: I am trying to create a “proof of concept” Visual Basic Project.In it, I am using a VB front end to access and maintain data in anORACLE 7 database
Question: My VB application accesses Oracle on VAX and it takes atleast15 secs to get connected to Oracle. How can I display a waitwindow/msgbox/form while it is trying to connect
Question: I am trying to include a button in an Excel worksheet that will allow the user to click in to receive help infilling out the spreadsheet form properly. However,
Question: I have forms that I want to load, unload, and then load again. I use Show and Unload to do this. After I unload the form and try to
Question: I have a VB app that I use to correct records on an Rdb database on a VAX. I am using Microsoft’s TCP/IP and DEC’sODBC drivers. Our databases can
Question: I cannot get the WinHelp API to work. “Bad DLL Convention” but I appear tobe doing everything right (including correction to WinAPI help declaration).Any suggestions? Answer: You could try
Question: I see that an input box appears to maintain a focus on one the command buttons even when entering text. How is this done? Answer: What you are seeing
Question: How do I upgrade my version 3.0 files to version 4.0? Answer: If you open your 3.0 project in any variant of VB 4.0, it will ask you if
Question: I cannot seem to find any documentation on how to scrollthe contents of a page. Can you help? Answer: The Visual Basic Knowlege Base, which is installed with Visual
Question: How do I insert carriage return (Chr(13)) and line feed (Chr (10)) in a text box at run-time? Answer: Just use the ampersand (&) and add them to the
Question: How do I add new fields to an existing table in an Access 2.0 databasewithout losing data that already exists in the table/database? I knowhow to add fields, (the
Question: If a user closes an application via the control box at the top LH side of a window, I would like to offer the user 3 choices:They can save
Question: How do I program the ToolTips (text that appears when the cursor is over a toolbar button) ? Answer: You should look into the Tips control from Mabry Software.
Question: If you are designing a program, but there is not enough room on a form even when it is maximized, what can you do? Answer: If you use a
Question: I’ve been trying to create a simulator – it requires as close to real-time operation as possible. I have a couple of questions about timers.How do I activate a
Question: I am loading a file which is basically a list of numbers into an array. The array is declared as a string. I keep getting an “out of string
Question: We are developing a decent sized application in VB with a couple of programmers. We are looking for a way to have all of the programmers work on the
Question: Where would you use Visual Basic over Visual C++? Answer: Well, personally, I’d almost always use VB over VC++ for a few reasons: Ease of use – it’s much
Question: How can I include a double quote character in a string? I couldn’t find any masking characters like backslashin C. Answer: To include the double quote character within a
Question: The VB4 help files state that Public Declarations in a General module are available to all forms andmodules in all applications. Is this true? I can’taccess such variables across
Question: I am having trouble using the setup wizard for a project I have created in Visual Basic. The problem is after I setup the program on another computer, the
Question: You said there’s an example in the VB help file on use of theCancelError = true property. Where is it? In my app, I can get VB to generatethe
Question: In a simple loop on a form with a Cancel Button:DoHere I want to Check to see if a user pushed a cancel button(Cancel Property is set to true)(While
Question: I have made a program to use a database, and will makea copy of this file to a disk. The problem is that Ican’t make a copy of the
Question: I am using a subroutine which involves 2 list boxes in a pick box configuration. I take the literal boxname [Form.Control] and load it to a variable- BoxName. I
Question: How do you save the choices when changing forms and shutting down the program. Do I have to use a module to store the changes? Answer: If you have