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Filter by Day: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Closing a form in VB.NET Posted by E9 at 3/9/2004 11:10:14 PM I'm trying to do something I thought was simple. I have a form which I use
as a login screen. Once the user successfully supplies the password, I want
to open another form and then close the login form. I can open the second
form, however, if I try to close the login form by writing code in th...more >>
interfaces and abstract classes Posted by ichor at 3/9/2004 10:51:27 PM what is hte difference between the 2?
i am reading wrox professional c# and fail to understand the difference
between teh 2?
...more >>
SQLConnection Posted by Jnanesh at 3/9/2004 10:06:07 PM I have a single Windows form, in which I am using a connection object. I need the connection in many places in the form to execute commands. I need to know which of these is a better option and why
1. open and close the connection whenever i execute a command
2. pen the connection in the beginning...more >>
boxing Posted by ichor at 3/9/2004 9:47:22 PM hi what is the use of boxing i understand that it is converting from value
types to reference types.. but why would i want to do that?
can anyone explain?
...more >>
How do I check if SQL string is a copy? Posted by Doug at 3/9/2004 8:21:06 PM I'm working in VB.net with an ADOBD connection to an Access database. With a SAVE button click I want to be able to check if there is an instance of the file already in the database before it is saved in the database. How can I do this? I've played around with this and can not figure it out. I'v...more >>
delegates Posted by ichor at 3/9/2004 7:42:09 PM hi i created an example to demonstrate the use of delegates
DoubleOp []op= {new DoubleOp(MathOp.MultiplyBytwo),
new DoubleOp(MathOp.Square)};
for (int i =0 ; i<op.Length ; i++)
{
MessageBox.Show ("using operation " + i );
double result = op[i](10); //here i want to see the value of op[i] h...more >>
Forms and shortcuts Posted by Sandra at 3/9/2004 5:47:28 PM I need to be able to capture ctrl+L when a user is anywhere in a form as
once this is pressed I need to do something else.
What is the code to capture the ctrl+L keypress?
Thanks in advance
Sandra
...more >>
Pass Windows Form value from Module problem Posted by Eric at 3/9/2004 4:26:05 PM Hello, I have a form called FrmMain that calls a function(LoadAllFormData()) from its formload event. The function is in a module called ProcessFunctions.vb. The function loads all of the frmMain dropdowns with data from a DB. the function is below. The function runs, but no dropdowns are populati...more >>
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Retrieving calendar entries from Exchange 2003 via .NET Posted by Chris Spurgeon at 3/9/2004 3:05:59 PM For a .NET intranet application I'm building, I need to look at each
employee's calendar to see if they have any "out of office" appointments
scheduled for the day. If they do, I need to display the info in a custom
web control.
Using .NET, how do I go about querying the Exchange 2003 server ...more >>
Windows Service Cannot Accept Connections Posted by hdomer NO[at]SPAM cesco.com at 3/9/2004 1:25:35 PM I have written a Windows service in c#.
The service is supposed to accept connections using a Tcplistener.
The windows service works perfectly on the development machine running
WindowsXP but when installed on machine with Windows 2000 Advanced
Server it does not work properly.
When running on ...more >>
Quick Tabcontrol question Posted by Tonya at 3/9/2004 12:51:10 PM Hi
I have a tabcontrol on my form with 4 tabpages
What i want to do is to add 2 textbox values together and put the result in a labe
Im not sure what event i should put this under however
I only want this addition to be performed when tabpage1 is selected
I tried using the TabPage1.click eve...more >>
Urgent Question in Custom Paging User Control Posted by Andy Eshtry at 3/9/2004 11:37:30 AM Dear Friends
I try to use the following user control from Mr. Olovyannikov
http://www.freevbcode.com/ShowCode.asp?ID=5574 but I think there is a bug.
When I put DG.PageSize = 2 and dgPager.PagesToDisplay = 5, it shows the
first 5 buttons correctly but when I click on "Next 5" link, it shows 7...more >>
How To Create a Resource file that contains wav resources? Posted by sharp NO[at]SPAM homerlex.mailshell.com at 3/9/2004 11:08:44 AM How do I use resgen to create a resource file that contains a bunch of
wav files? I've seen examples for creating ones with text but not
images.
Regards...more >>
Do not see Web Service Extensions Posted by CW at 3/9/2004 10:41:10 AM Hi
I have been given a new hard drive with .net 2003 installed on XP
I get this error when trying to create a new project
“Visual Studio has detected that the specified web server is not running ASP .Net version 1.1â€
I have tried changing localhost to my computer name and it does not help
...more >>
VB.NET and SQL Posted by Pepehammer at 3/9/2004 10:04:58 AM Hi there guys!
i'm using this query in VB.NET:
Dim sSQLFirstAvailable As String = _
"SELECT TOP 1 * " & _
"FROM Mi_Table "& _
"WHERE Status IN (0,3) AND WTN > '" & sLastWTN & "' " & _
"ORDER BY WTN"
This query it's used in a multi user program, BUT in the same moment 2 ...more >>
Making an Imagelist from an Imagelist handle Posted by Solx at 3/9/2004 8:56:11 AM Is there any way to make an ImageList from an Imagelist handle? I am using SHGetFileInfo to get an imagelist handle of the icons that are used by explorer, but I cannot figure out how to put them into an image list so I can use them in a tree control....more >>
EnableVisualStyles and Windows 2000 Posted by PaulM at 3/9/2004 8:25:33 AM Is EnableVisualStyles only for on WindowsXP? Does it work on Windows 2000?
Thanks
...more >>
How to Remove SourceSafe dependencies from a solution project in Visual Studio Posted by anonieko NO[at]SPAM hotmail.com at 3/9/2004 6:23:30 AM Opening Source safe controlled projects.
Removing SourceSafe dependencies from a solution/project
Situation:
Your buddy has created a cool VB.NET application that you want to use.
He sends you the source code and it consists of a solution
(MySolution) containing a single project (MyProject). ...more >>
NewRow() method is filling SQL fields with trailing spaces Posted by LoC at 3/9/2004 5:46:05 AM
I know this is probably a stupid question but I can't find any threads anywhere regarding this
I have a SQL table that has largely char type columns and I use the following code to add a new row
Once added, all the fields in the new row are filled up to their limit with trailing spaces. So a 5 c...more >>
Computers - PixelFormat Posted by Michael Geier at 3/9/2004 5:41:08 AM Hello
I want to draw in a System.Drawing.Bitmap and then represent this bitmap with a
System.Windows.Forms.PictureBox. The PixelFormat of the bitmap should be compatibl
with the adjustment in the Computer-Control-Panel, because I think, that this guarantees best performance
In Non-DotNet-Softwa...more >>
Raw write to serial or lpt port Posted by crgmoody NO[at]SPAM yahoo.com at 3/9/2004 3:41:29 AM I want to set a pin on the serial port high or low, or maybe the lpt
port. I see that the serial port has 25 pins, so maybe that would be
best. Two questions:
1) Can I set all 25 pins individually to either high or low?
2) Can I do this with programming in Dotnet? I have heard that you can
...more >>
Charge one dropdownlist from aspx file Posted by Marisa at 3/9/2004 1:56:06 AM I have the next definition of one dropdownlist in an aspx file:
<td class="WBC_styclsTextColor0" colspan="2"><asp:DropDownList ID="MimeTypeList" autopostback="false" Runat="server" /></td
Where can I change the values for the dropdownlist?...more >>
C#.NET verse C++.NET Posted by Fabio at 3/9/2004 1:36:07 AM H
I would like to know the key differences between c#.NET and c++.NET as I am currently evaluating which one of
these two products to invest in
Many thank
Fabio
...more >>
Remoting in Windows Services Posted by Manikandan P S at 3/9/2004 1:08:24 AM Hi,
I have created a Windows Services project and I
succesfully installed using InstallUtil.exe utility.
Then I went to Service Control Manager and started the
service successfully, but when I try to access the service
which is hosted from my web application, it is throwing
the follow...more >>
Making frame with GDI+ Posted by James Steward at 3/9/2004 12:36:06 AM Hi
In one of my programs, I want to paint a frame around some controls via GDI+. The frame should have rounded corners
But as I'm really a newbie to programming, I just don't know how to do this via GDI+ and .net. Could anyone help me
Thank
Jame
...more >>
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