Hi! I'd like for someone to please explain something about p/invoking that i havent managed to find out else where. I believe that following two snippets both are p/invokes? <DllImport("rapi.dll", CharSet:=CharSet.Unicode)> _ Private Shared Function CeRapiUninit() As Integer ...more >>

Hi I've installed win2k3 sp1 on a machine where an openRead on any given file was previously working. After installation, I get a webException as follows... ..message "An exception occurred during a webclient request" .._Hresult = "-2146233079" .._COMPlusExceptionCode ="-532459699" Sorr...more >>

mouse events when the mouse is on a "child control" hi everyone; my problem: I have a userControl in this usercontrol, I have a child control (a button) when the mouse moves over the userControl, I can detect the movement using MouseMove event. the problem is when the mouse is on the chi...more >>

I managed to get error checking does in my application. In using the Exception object I can get all the information I need about the error like the line # where the exception occurred. IS there a way I can have it also return my the physical line of code at that line number in the StackTrace a...more >>

I have a class that performs a few methods on a dataset. That dataset then fills a grid on a form. What I would like to do is to assign a particular dataset to the class at runtime. For instance, if I have 5 datasets named dataset1 through dataset5, how can I call the class from my form, p...more >>

I need to be able to trap errors at the application level. I added this code to the Global.asax file. The code I wrote is supposed to get the last error that was generated and write to the event log as well as fire up my email class and generate an email to send me the error. But no matter wha...more >>

I'm relatively new to C# .Net (just as a warning ;-)). I'm wanting to do two different builds of my .Net app, one for the full retail the other for a simple trial that has a few nag screens and some limitations on features. I've set it up in my configuration manager in VS2003 to have one r...more >>

If I place objects into the cached that implement an IDispose, are they automatically disposed when removed? Looking at the code it doesn't appear so. How can I handle this? Anyone with a suggestion? Chris ...more >>

I need to create a shell listview with additional columns in it. The additional columns would each contain a check box and one or more columns would contain a drop down combo box. I know I can accomplish this functionality by creating the component from scratch. However, I would like to know ...more >>

I am basically new to using Visual Basic.NET. I wrote a Visual Basic.NET web application that will allow users to enter data. Once this data is entered, I put the data into one big long string to pass the information to a mainframe system. This is way the mainframe system expects the data....more >>

After a server accepts a client connection on a certain port, a new socket is created on the server on a system managed dynamic port to handle the connection. Please confirm this. If so, how can I get the number of the dynamic port in the server (in server code)? Using LocalEndPoint.Port ...more >>

Is it my imagination or is the stuff in the SASDK overly complex? For example, let's say I'd like to have a one page web application where I enter a name into a text box and have the application read the name back to me when I click a button on the page ("Hello World" for SASDK). Seems like th...more >>

hi, I have a ASP.NET / C# web based intranet application, i need to create excel files on the server in the folder. I always get a access denied error from the web application on the server. The server is a windows 2003 server with ASP.NET 1.1, I tried the setting mentioned in the link "h...more >>

Hi, I need to open a .xml file with system default browser. But whenever I open the file using Process.Start, it will open the default program that handles .xml. Anyone knows how to detect the default browser so I can use it to open the ..xml? Thanks, Tee ...more >>

Hi, I need a function that gives me the number of Columns shown in a DataGrid. So I don't need to know the number of columns shown in tha DataSource, because this number can be completely something else than the number of columns defined in the currently active TableStyle! I currently use D...more >>