[visual-studio] Forum Topics

Please review the code below, I'm not able to determine why I'm receiving the error message: " Conversion from DBNull to type String is valid. Any help is appreciated. Private Sub txtSearch_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles txtSearch.TextChanged If txtSearch.Text = "" Then lblAdvice.Text = "Enter characters …

I'm receiving error message "Syntax error missing operator in query expression" any help you can provide is appreciated. Private Sub btnEmailCat_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnEmailCat.Click Dim SQLStmt, EmailAddress, SubjectLine, BodyText, CATDateString, DollarsAndCents, NoDecimal As String Dim CATCounter As Integer Dim GSIdNum, GSIdHash As Long Dim …

I'm receiving error message "Data Type mismatch in criteria expression", any help with debugging is appreciated. Private Sub btnEmailCat_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnEmailCat.Click Dim SQLStmt, EmailAddress, SubjectLine, BodyText, CATDateString, DollarsAndCents, NoDecimal As String Dim CATCounter As Integer Dim GSIdNum, GSIdHash As Long Dim Cnxn As …

I'm receiving error message "ExecuteReader got No value given for one or more required parameters", any help with this is appreciated. (using Access 2003) Public Class frmDisplayJV Private Sub DisplayJV_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load cbJVDate.Items.Clear() Dim ADate, SQLStmt As String Dim ACounter As Integer Dim …

Hi all ,

I have problem with datatypes. When I use the text datatype on SQL Express, I get "The data types text and nvarchar are incompatible in the equal to operator." error. Wwhen I set my variables to "varchar" or "nvarchar", I don't get an error, but my update command does not …

I wanna learn c++ by looking into the assembly language generated by visual studio. But i can't find a complete reference aoubt the usage of ml9. Is masm329 is tha same with ml9? If they are not the same, which one is better to write assembly language in a win32 …

Is it easy to do this?

I have 2 Questions and not found solution,can anyone help me: _what's conception of "word align of variable"? _Base on Visual Studio,which keyword do the that activity? _Which Library do we work perfectly with a big integer(at least hundreds of bit)? Thanks .

I've been using visual studio 6 for a couple of years now, and every programer that I have asked this has said, "geez I dunno how to do that." Basically, my problem is that I can't figure out how to get the debugger to show me the contents of c++ …

Install iis 7 on your vista os.Open up the iis manager from administrative tools. Right click default web site and choose add new application. Give your application(your site) a name(alias) and point to your physical application folder. open up your web project in visual studio. Right click the web project …

Hi, just a query about versions of Microsoft Visual Studio. I last year created my C++ programs using Visual Studio .Net 2003 and have noticed that my new uni course uses 2005. Will I be unable to run my old programs in the 2005 version? Ive had compatibility issues before …

I've created a local copy of my company's live site. It is developed using ms.net[vb.net] and am using msVisual Studio 2005 on my comp. when i build and run it ,it runs fine but evrytime i put breakpoints it would open 46 tag viewers and my system would crash. I …

Hi, guys If you open [url]http://support.microsoft.com/kb/310674[/url] link, you will see there are several ways that make using references in a Managed C++ application. I tried all of them, but i still cannot see the object of the dll reference project. My project is a mixed mode project which contains normal …

I will explain... I downloaded `mysql-5.0.45-win-src.tar.gz` from Mysql download area.I tried to built Mysql.sln inside that,but i am getting errors(about 58) like Error 149 fatal error LNK1181: cannot open input file '..\zlib\release\zlib.lib' mysql_upgrade Error 319 error PRJ0019: A tool returned an error code from "Performing Custom Build Step" mysqld Error …

Hi All, I am new in vb.net. I am using Visual Studio 2003 and sql 2000. I want to use configuration manager to retrive the connection from app.config But I am getting error " Name 'ConfigurationManager' is not declared" the code, I written, is as follows: Imports System.Data.SqlClient Imports System.Configuration …

Hi I have just discovered a development environment called MobiForms available at [url]http://www.mobiforms.com/[/url] for developing mobile applications. I had a wee read through it but cant see any real differences with in compared to visual studio emulators in terms of developing RAD forms (drag n drop controls) Has anyone got …

I am not sure if I am in the right forum. If not, I apologize. ------------------------------- I've been working on an assignment in school using Visual Studio. I want to continue at home so I downloaded Visual Studio Express, but I don't know how to transfer the files! In Eclipse, …

In java we can use System.out.println In C# we can use Debug.Println but how to do it in C++? (The syntax, and where to look for the debug message)

Can someone tell me how to add a static library file to a project in visual studio 2007.

Hi, I am unable to create a new database within Visual Studio. I can however create a database in SqlExpress and then see it in Visual Studio, but once in Visual Studio I can’t seem to do anything, e.g. If I right click the ‘Tables’ icon within a database in …

i am trying to install VS6 but it is giving following error. setup has encountered a problem in launching the followning command line: "wpie15.exe" /q:a/r:n. if you have a system directory that contains a % sign, or the directory names *starts* with a space (i.e. 'C:\win95\system'), then setup will fial. …

i am trying to install VS6 but it is giving following error. setup has encountered a problem in launching the followning command line: "wpie15.exe" /q:a/r:n. if you have a system directory that contains a % sign, or the directory names *starts* with a space (i.e. 'C:\win95\system'), then setup will fial. …

I was wondering if anyone knows of a good resource online to learn the IDE of visual studio 2008. I have been using an older version (visual studio 6), I need to learn the 08 .net IDE. If any one has any suggestions on where to go online or even …

Hello: Yesterday I purchased MS Visual Studio Standard 2008, installed it on my Windows XP Pro SP2 system after removing VB 2008 Express. I opened a solution that I had created with VB 2008 Express and proceeded to layout my one and only Windows Form. The Application is a VB.Net …

I understand that visual studio has a nmake tool for building a project from a makefile. What I want to do is to be able to build my project outside the Visual Studio IDE, from command line using nmake. I found some tutorials about writing a windows makefile for nmake, …

How do we create a thread with visual studio for windows. I would like to know how can we manipulate thread in a windows program using Visual Studio Ver 6 and Visual Studio 2005 and 2008 for windows 98, XP and Vista. I know how to play with threads using …

Hi experts, I want to manipulate a line of string in a text file and save the text file as another name. For example: text file name: 110.txt text file contains a string of number: 110 I want to search for that string "110" and increment +1 to 111 and …

Hello, I am a java developer (with a few years experience). I have just been assigned my first C# project. So far I have only written UI in java (Swing), coding by hand. I have found this to be easy and manageable. When I opened Visual Studio (not for the …

I am trying to include the posix library in my Visual Studio 2005 projects, and I am unsure how to include it. I have the posix.lib file and I added it to the additional dependencies of Configuration Properties->Linker->Input. When I build, I get the message that it can't find the …