why can't I find TreeView control in Toolbox?where is this useful control? ...more >>

If my service fails to start, I'd like to notify the user and either display an error or direct them to check the event log to see more info. With Win32, you could return a non-0 number to the SCM during startup and a dialog would be displayed (by the SCM) showing the error number and directing...more >>

DotNetNuke 2.x Module Architecture, Part III http://www.wwwcoder.com/main/parentid/224/site/3084/68/default.aspx In this final article of our module architecture series, we will look at the architecture of the database provider class, and finally creating our distribution and installing our m...more >>

OK... I've built an C# control and exposed a interface so I can use it in a web page by referencing it within the Object tag. It runs great on my development machine. However, when I try to run the HTML and the .net assembly i get some very strange behavior. Specificaly the control appears to loa...more >>

Hi all I'm very new to dotNet and just trying to get my head around the right way to do the thing that I would normally do in asp. In asp I would loop through a recordset and output all the html dynamically for the layout I want. I have seen some examples of using a repeater and they seem t...more >>

Can anyone tell me how to access a variable in a parent class from within a nested class? Note: this snippet is only to illustrate my problem... I realize there's no need to get at the parent name THROUGH the child object, but it quickly shows what I'm after... any help would be appreciated. TH...more >>

Hi all, I have reposted this question from dotnet.general as I have been advised that this is a more appropriate forum for this question. Apologies for the repost. I have a process thats starts in my application and only terminates when my application is terminated. I want to write the outp...more >>

Hi, if anyone can help on this, please! This is driving me crazy. I have a user control hierarchy several levels deep that derive for UserControl (windows). The class that is at the top level, has the following constructor (generated by VS.NET) Public Sub New() MyBase.New() ...more >>

Is possible to develop longhorn application in Win XP Pro I tried to install Longhorn SDK but is not present msbuild.exe an ..NET framework 2.0 How can i compile and execute Longhorn application in Win XP Pro?...more >>

Hi all, I have a process thats starts in my application and only terminates when my application is terminated. I want to write the output and the errors of this process to a seperate log file. In order to do this, I spawned two threads. My code looks something like this ' Starting the pro...more >>

I have a richtextbox with the Scrollbar property set to vertical. If the text in the box overflows the size a vertical scrollbar is visible. If the text fits inside the box the scrollbar is not visible. Is there a way to programmatically check to see if the scroll bar is visible or not? ...more >>

Hi all. I need to retrieve caption of system buttons. For example: in italian o.s. Cancel button is "Annulla", in english o.s. it is "Cancel" and so on. I need to install my application on different operative systems. Is there an API or another way to retrieve those system caption? Thanks. ...more >>

I want to do the exams to be a MCSD. Do I have to purchase the Visual Studio.NET Professionals or is it enough to buy the Academic version to prepare for the exams Please somebody help me ? Thank you !...more >>

I would like to know, how many people when designing asp.net apps, break down pages into components (user controls) and use them repeatedly in different panels etc. We tend to make parts of a page visible/invisible using a property or method in the codebehind and then make one page seem lik...more >>

I'm attempting to create a generic data access layer that can load any assembly that has objects implementing the "IDb..." interfaces. Everything is working perfectly when I use a SqlConnection, however when I attempt to use a MySqlConnection and cast it to an IDbConnection I'm getting an In...more >>

Hi, I have a Datagrid control on a .Net Windows Form. How can I add button (or other controls) in one of the columns? BTW is it possible with DataGrid control or not? Thanks!...more >>

Hi, we see some strange behavior with the latest version of our deployment package Background We have a .Net product that is deployed via a website. Developed with VS.Net 2003, the deployment project uses a "Web bootstrapper" and has a valid signature On the download site we have to files - ...more >>

Hi I am wondering why MS is using an external vendor for obscuring your assemblies (i.e. Preemptive) Is this because A. dotfuscating isn't really necessary. If so, why not B. There are better ways to make your code difficult to reverse engineer. If so, which ways C. Preemptive's s...more >>

Hi, Does anyone know how I can store an ArrayList in a cookie? Thank you Maz. ...more >>

You F00L!...more >>

Hi I have an ASp.net application using C#. I need to copy a file present on the web server machine to a remote machine on the network. Although this seems to be a trivial matter I am having difficulties copying the exe I am Trying string Source = @"c:\temp\test.exe" string Destination =...more >>

Hi how can I use FormsAuthentication.HashPasswordForStoringInConfigFile Method in my vb.net application I would like to achieve the same PHP crypt() function for encrypting password. However I've only seen FormsAuthentication class being used in asp.net, not in vb.net So I was wondering what sho...more >>

Am I right to assume that you use Mutex(s) for protecting shared data within threads of an application; i.e. its not used to protect shared data between separate applications I have tried to use named Mutex's to protect shared data between two separate applications, but not clear how/where to crea...more >>

Hello, I'd like to programmatically access keys and values of on .resources file embedded in my assembly. I've seen that the assembly class provides the GetManifestResourceStream method .... but then I don't know I to access single keys and values inside the same .resources file. I'd like to ...more >>