Answer Questions

• Novice KT Processing Serial Data

  I need the reduce the processing time in a uMicrocontroller to allow faster sampling times. This has creates a problem in the data collection routine in VB. The old system collected the analog data a converted it to a decimal format before sending it to the serial port. This data is collected and saved using Hyperterminal. The VB program would, when run, would open this file and process the decimal data by graphing it. What I need ...Show All

• GulfCoastFSBO How to make a query based on variable amounts of criteria

  Hi, I am building a database in Access, and one of the main functionalities of it is to be able to display recrods based on certian true/false criteria. My problem is that there could be several hundered different combinations of criteria so I cannot make a seperate query for each possibility. It is laid out with 4 main true/false questions which I will probably use toggle buttons for. If any of these are pressed, then there are 5+ true/false ...Show All

• George102ci Changing the connection string of a QueriesTableAdapter at Runtime

  Hi Guys, Is it possible to change the connection string of a QueriesTableAdapter at Runtime I figured out how to change the connection string of a normal table adapter by changing the ConnectionModifier to public but the QueriesTableAdapter doesn't seem to have this option. Any ideas Thanks Woody Hello Woody    You can add this as a seperate class file . Add a new class file thru Add->New ...Show All

• Leif J VB and OpenGL

  Now that I've worked with the very basics of DirectX with Visual Basic, I'd like to see how it's like with OpenGL. Though I can't find any up-to-date tutorials or anything about this.. Any suggestions Thanks in advance, Michel Hi, there are lots of tutorial using OpenGL, but the big problem is using OpenGL with VB. There is a lot of data marshalling to do, as OpenGL is unmanaged. All is not lost, see th ...Show All

• joan_h Error Msg - "multiple definitions with identical signatures"

  I recently had to recover a hard drive. I was able to get an earlier draft of my program and rewrite most of what I'd lost, but meanwhile had to wipe the drive, load a newer version of XP, etc. I've gotten everything back except now I get this one last error msg and I can't find the source. This wasn't happening earlier when the very same language was running: "Private Sub InitializeComponent() has multiple definitions with identical sig ...Show All

• ahewgill VS .net and SQL database question.

  I am trying to develop a VS.net application using VS 2005 Pro that connects to a SQL database, so that the user can update the information in the tables. Sounds easy enough. The SQL database is on a SQL 2000 server. My problem is, I can get the update method on a form to work using the Northwind database. However, when I try to build a TableAdapter to one of my SQL databases, the TableAdapter wizard will not generate a UPDATE statement or a DELE ...Show All

• waveheatin Multiple threads executing the same procedure.

  I am new to Threading in VB.NET and need help with the following questions. 1. Can we have multiple threads executing the same procedure 2. Will there be race condition if we code it that way 3. Lets say for example I have a procedure like this: Public sr as StreamReader 'A Global StreamReader Sub DoProcess() sr.ReadLine(); End Sub I would like to Create (10 or 15) threads based on the user entry. 3.1 ...Show All

• decipherOne VB 2005 Ejecting removable media

  I'm writing a program that reads and writes to MO drives and I need to be able to eject the MO disk on completion. Any suggestions how to do this within VB2005 would be most welcome. I assume it is that same process as with Zip drives and similar to that for CD/DVD drives. Thanks Here's a C# version so others may benefit as I got here from Google: Code Block using System.IO; using Syst ...Show All

• SL88 Compiler sending back null exceptions

  In my Try Catch, sometimes the exception returned looks like it is a NULL or space (I can't really tell, just that when I print it out in a MsgBox, it is blank sometimes which causes problems later) sometimes. how can I check the exception for length or something then if it's null, replace that blank exception with some sort of text i I have to pass the execption to my email function and my email function cannot take a null like this...so I nee ...Show All

• ThE_lOtUs Published Setup requires assembly CrystalReports 10.2.3600.0 in Global Assembly Cache

  When running setup to install published program, the following message occurs: System Update Required: Unable to install or run the applicaiton.  The application requires that asssembly CrystalDecisions.CrystalReports.Engine Version 10.2.3600.0 be install in the Global Assembly Cache (GAC) first.  This version is listed in the references of the program and in my mind, be included in build.  How do I get by this error ...Show All

• MAttinNHTryAgain That is Possible? (Collections)

  Hi All, please It is possible attach a datareader in a Collection and later having access itens in the Collection Dim mCol As Collection mCol = New Collection 'Sub for populate a datareader... mCol.Add(myDataReader) Dim uItem As OleDb.OleDbDataReader For Each uItem In mCol MsgBox(uItem( "myCol" )) Next Thanks! any help! This is what a datarow is for. I guess you could write y ...Show All

• ClementM Serialization question

  ' Sender's end. Public Structure Chat     Dim fromPlayerID As Integer     Dim toPlayerID As Integer     Dim Message As String End Structure Sub Main Dim C as Chat C.Message = “Test” SendData(“CHAT”, C) End Sub Public Overloads Sub SendData(ByVal pHeader As String, ByVal pData As Object)         Dim packet As New NetworkPacket         Dim data(30) As Byte   ...Show All

• X_Kerrigan Loading drive into a variable

  I have this little segment of code that I plan on using in a listbox. I want to be able to select the drive in the listbox pulldown, load that to a variable and use it. I've included the basic code below. Dim getInfo As System.IO.DriveInfo() getInfo = System.IO.DriveInfo.GetDrives For Each info As System.IO.DriveInfo In getInfo ListBox23.Items.Add(info.Name) Next Also, does anyone know how to get rid of the doub ...Show All

• Viendin vb6 upgrade wizard error - OLE_E_CANT_BINDTOSOURCE

  When I run the VB6 upgrade wizard in Visual Studio 2005 I get an error. It is not related to the application I am upgrading, because I even get the error if I run it on a "blank" vb6 app. I've re-installed, and still no luck. The entire error reads: Unexpected exception occurred during upgrade engine operation: Not able to bind to the source (Exception from HRESULT: 0x8004000A (OLE_E_CANT_BINDTOSOURCE)) ...Show All

• Arvin18071 AddIn to Mass Re-name Controls

  Thanks to all who answered my previous thread on Mass re-name of controls. This worked fine for Run-Time re-naming But, I had hoped to make the change permanent in the Designer. Will this take an Add-In I once wrote an Add-In for VB4 (yes, I am a dinosaur ). Is the process similiar in VB2005 (Express) I've seen references to an AddIn Wizard, but I can find it in Express. Is this only available in the 'Paid' versions Any leads on sam ...Show All