C# / C Sharp Forum

Hi, Using VS2008, .Net 3.5. I have a File.Copy which is copying files to a unc path. The copying is done by a normal Wpf application. Suddenly, trying to copy the web.config to the unc path fails. So does File.Delete, although I have no problems deleting the file via Explorer. Even more curious, if I switch the build configuration to...

Hi, Pardon my poor description ahead, I don't know the technical terms. If I add an event to an event handler from a class that later goes "dead" without being disposed, what happens when the event is fired? My TestTemplate class doesnt support IDisposable and just relies on garbage collection. In its constructor a checkbox is passed in the...

Hi, im using DebugView to look at directx debug info, but is there any way I can get it in c#? presmably il have to make some win32 calls wich i gues is how the debugview does it unless something like the system.diagnostics class can access them ? Idealy i would like to filter out just the directx messages.

Preamble. Back in the .net 1.0 days I was very concerned about a CLR bug that I encountered. I had an if-then-else clause and the thread did not enter either the true or false statements. After an upgrade to .net 1.1 (suggested by Microsoft that recognized this erroneous behaviour) the problem were resolved. Howver, as it was the first time...

Hi to all, I have a dll that i named CoreLibrary.Basically to return messages from the dll to the calling application ,be it a windows application,web service or any other third party i call for help the Resource Manager class of Dot Net. To be more precise,In the dll i included resources for English language and French language bu using...

http://msdn.microsoft.com/en-us/library/806sc8c5.aspx The URL above gives sample code for use within a Console Application. What I would like to do is use this code within a Windows Form. That part is easy. The part that I am having trouble with is using the code in a form and having a Label's Text property update as a new directory or...

Hi Anyone who can help about split string. string text = "History about a boy, who loves to play baseball with his friends." I like to find indexOf "play" and read the string 10 char left and 10 char right

Hi, I have the following which is giving me false when I expected true - Table.Rows == oleDbDataReader.GetValue(i) oleDbDataReader.GetValue(i) is of type object so I need to cast it to its correct type before doing the comparison, but how do I do that? Thanks,

Hi, i am doing a project which represent message attachments in a xml view.I currently implemented the system in a tree view.Like if a message contains word file, zip file,image file , swf file as attachment then it represents the over all attachments in a tree node like message in root node with attachments doc, image file and swf as its...

Hi, I am struck with the same probelm could you please suggest any solution if you found any

My client has supplied a comple DTD file to help interface with their system. I take the DTD into Visual Studio 2005 and convert to XSD file. I then try the following: DataSet m_XMLSource = new DataSet(); m_XMLSource.ReadXmlSchema("paymentService_v11.xsd"); m_XMLSource.Namespace = String.Empty;

Hi guys I have a one question, is Linq to Sql good in pefornace? is better that traditional method? ismore than speed?? or is same? Thanks.. Regards Cesar

How do i get the column headers from a datatable?

Hi The company I work for has finally woken up to data security on our field laptops. I'm writing something in C# that will allow remote deletion of sensitive data and I don't believe File.Delete() will be sufficient. Is there anything in .NET that removes any remanence of the file? If it isn't going to be easy, does anyone know of a...

hi, I'm trying to write the simplest db application using C#, ASP and LINQtosQL but cannot get the Update function to work. I have used the codemodel from a sample called IntroToLinq. My Insert and Get functions work, but the Update does nothing. No errors are thrown and no changes are made. Here's my code In the DBHelper class:

I have a Namespace compiling to a DLL. It contains 2 classes and 10 structs all typed as public and it worked. When I added an additional public struct the added public struct cannot be accessed outside of the containing namespace. Both the contained namespace and the accessing namespace are part of the same solution. The code of the added...

I have a prgram with a webBrowser control. The user can click on a Linked Reference and the webBrowser control shows that site. Sometimes the URL (not my program, but the URL I am browsing to) has an "error on page", eg, a javascript error. My program then gives a dialog box, stating the error, and all my users think I wrote a crummy...

I have a DataTable that looks like this: Id Value 123 4.0 123 5.0 234 1.0 345 2.0 345 3.0 I want to end up with (probably a new DataTable) that contains the sum of

Say I have a class that has a generics List as follows: public List<MyClassmyClassList = new List<MyClass>(); and I want to create another class which tries to add an element of MyClass to that list, but it is not explicitly creating an instance of MyClass, but instead using the Activator to create an instance based on it's type name. ...

Hi All I am in a trival situation!!! I have to choose a technology for the business logic. I need to choose between Enterprise Library and Windows Workflow Foundation. Can someone please shed some light on the topic? thanks Sunny

I am converting a .net winforms app to wpf I make use of the System.Windows.Forms.ComboBox.FindString but am unable to find anything that accomplishes that in the System.Windows.Controls.ComboBox Currently I have to iterate through each item and check them manually. I'm thinking there must be a better way, but the msdn docs seem to fall...

Hi, I want to create a method that takes in the type of a Enumeration, passes in the Enumeration as an object, and then outputs the values with checkboxes, and pre-checks the checkbox if that value is set in a mask. This is what I have so far that outputs the values as a checkbox, but I need to pass in *any* mask so it can check if that...

Hi I have a ListBox which is binded to a dataSet. When I need to refresh this dataSet, it works, but the old entries don't get removed from the listbox. Items.Clear() doesn't work when a DataSource is set. How would I clear all the items from the ListBox before refreshing the dataset? thanks

Do i need to use a special class if i need to code on computer with multiple processors. I need to make sure that all of the CPU resources are used to process the code. Is there a way to do this? thank you, Mars *** Sent via Developersdex http://www.developersdex.com ***

I have created a simple custom control, which displays a string data on it. It draws the string at its OnPaint(). When the string is changed I can call Invalidate() to redraw the string. Sort of simple. But I guess it might not be efficient. The instances of my custom controls are on a scrollable contrainer, so if it is not in a viewable...