David L27550's Q&A profile

• Visual Studio Express Editions How to read data from a GPS

  I just got a GPS and wondered how I could read from it in Visual Basic. I never tried to recieve data from an external device before. I looked on the internet and found out how to analyse the data once I recieved it from the GPS. What I mean is that the GPS manufacturer's software controls the transfer of data from the GPS device to their application. If they provide API's for intercepting that data, you cou ...Show All

• .NET Development Error in Query for Orders Table in Northwind

  Error in Query for Orders Table in Northwind I've been practicing with the queries wizard.  I think it is a great innovation.  However, either I'm doing something wrong or all the kinks haven't been worked out yet. I tried a query that should return all the orders: SELECT OrderID, CustomerID, EmployeeID, OrderDate, RequiredDate, ShippedDate, ShipVia, Freight, ShipName, ShipAddress, ShipCity, ShipRegion, ShipPostalCode, ShipCountry F ...Show All

• Visual Studio Tools for Office Outlook addin not installing the addin through set up

  hi, I have used VSTO2005/Visual Studio 2005 for creating an Outllok add-in. I am trying to install my addin through setup and it is working on my system, though it working perfectly all right we i run it from the environment. The error it is showing in Outlook is : " Not loaded. A runtime error occured during the loading of the COM Add-in."  Also, I have checked that all the prerequisites are installed(VSTOR, PIAs) and CAS policy s ...Show All

• Windows Forms DataGrid Events are not firing in VC++ 2003, any help?

  I wrote four functions (C++, 2003): private: System::Void LoginGrid_Navigate(System::Object * sender, System::Windows::Forms::NavigateEventArgs * ne) { MessageBox::Show(S"Test", S"Name Entry Error",MessageBoxButtons::OK, MessageBoxIcon::Exclamation); } private: System::Void LoginGrid_OnAddNew(System::Object * sender, System::EventArgs * e) { MessageBox::Show(S"Test", S"Name Entry Error",MessageBoxButtons::OK, MessageBoxIcon::Exclama ...Show All

• Visual C# timer problem

  hi,     i have a windows service which is checking to the desire URL and check back its httpwebresponse data. and, i save the result in a log file insdie local drive. i use a timer to trigger my service's function that check to my desire URL response. the problem is with that timer. since my timer's data type is double, my friend suggest that if it reach to its maximum value my service will get error or it will stop. he had faced ...Show All

• Smart Device Development Porting application to smartphone 2003

  Hi, I created an simple application using VS2005 (newProject/Smart Device/Device Application) i can run the application in PPC with windows 2005,2003. i also tested it using smartphone emulator for windoes mobile 2005. i can install the application in smartphone 2003 but when i select the application button the wait cursor appears for short period then nothing happens. i tried to convert my application project in vs2005 to smartphone 20 ...Show All

• Visual Studio Express Editions Problem with my VB program!

  Public Class Form1 Private Sub Label2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Label2.Click End Sub Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click Dim mail As New Net.Mail.MailMessage() mail.From = New Net.Mail.MailAddress("soda_91@hotmail.com") mail.To.Add("soda_91@hotmail.com") ...Show All

• Windows Forms Datagrid sorted with relations

  Hello, I have made a datagrid. The dataSource is a dataTable with relations. All datatables have a dataAdapter and I have made a strong typed dataset (with xsd file). My problem is the following : If the user sorts a column (NAME for example), inserts a new record (then the last record of the grid) and puts a name called AAA, if he associates a relation to this record, the datagrid don't put this relation to AAA but to the record which name is t ...Show All

• Smart Device Development CDialog::OnOK() does not close Modal DIalog

  I am developiong using Embedded C++ 4.0 for a device by a company called Advantech. The unit is a TPC-60S and uses WIndows CE .Net 4.2 I have a problem with CDialog. I have searched newgroups and MSDN and have not found a solution or anything like this problem. Basically I have a dialog based app and have 4 nested modal dialog boxes all create using DoModal like this: dlg1 has a button that calls dlg2 and button calls dlg3 and button ca ...Show All

• .NET Development Need an Answer!

  I've looked everywhere on msdn and can't get an answer to the most basic question about jscript. Here is the question: Which development environment in the .net framework allows you to code and debug in jscript! It's NOT Web Developer 2005 -- that one only let's you use VB and C#. Is it ASP.Net There are some very vague references to this, but I can't tell exactly what the environment is. There is much talk about jscript in the MS .NET fra ...Show All

• Windows Forms "ToolTip on tooltip1": Bug?

  Hi, i've installed Visual Studio C# 2005, english version - and i guess i found a bug O_O After writing text, which contained a \n into the "Properties-Box" i compiled the program and the \n was ignored. Viewing the source i saw, that my written down \n went into text.\\ntextsomething instead of text.\ntextsomething... When trying to view the text in the Properties-Box again, the \n is displayed as an unfilled box or something... -> ...Show All

• Visual Studio Express Editions AspNetAccessProvider missing from Vis.web.developer config Manager(Web Site Administration Tool)

  I am trying to set up the AspNetAccessProvider In Configuration Manager (Web Site Administration Tool) but it is impossible.This option is not available and the only available is the sqlNetProvider. Additionally I am reading in help files that I may add a new provider trough Conf. Manager tool, but in my case it is impossible. Finally I was wondering if it is possible to re-install this feature....  Can someone help me in that ...Show All

• SQL Server Report Table Question

  I have a report that contains 3 tables. I want to create a 4th table that contains data from the 3 other tables. Is there a way to reference the value from one of the other tables' textbox in my new table. All of these tables are contained in the same report. The 4th table is basically a summary of the other three tables. Thanks in advance. i dont think so, because all the textboxes in the table will be created dynamically and you c ...Show All

• Visual Studio Is it possible to control the width of the dropdownlist in the parameter toolbar?

  I have a SQL Server Reporting Service report(server mode) that has only one string parameter (retrieved from a database) , thus the report parameter toolbar displays a dropdownlist. Is there a way to control the width of that dropdownlist in SSRS2000 What about SSRS 2005 For example: make the dropdownlist fixed width Currently it is automatically sized to the longest string in the list so it is adding a horizontal scroll bar and my users di ...Show All

• .NET Development easiest way to make a variable thread safe

  I have two variables accessed simultaneously by following two threads. What is the easiest way to make it thread safe Thanks, It's important to remember that when you lock on types, you're exposing your application to a denial of service attack (or worse) if you allow any third party code to run in your application.  For instance, if I know that your app will take a lock on typeof(string) before doing so ...Show All