i have a task that requires me to provide a web use with the ability to send teh current page to a power point slide. and to further complicate matters. the user may want to put the whole site into a slide. the problem is that the information is database driven and the user may not have viste...more >>

I have a NotifyIcon application. (c# 2) I want to be able to catch a kill/shutdown attempt so that I can call Dispose() to remove the icon. I tried to create an event handler for ApplicationExit and put my icon dispose call in there, but when process.kill() is called from an outside app on t...more >>

Our server has 8 IPs with 121.232.21.1 as default (example). I wrote a windows service that downloads podcasts (mp3s) off the net. However every time this service runs it clogs down the entire server, even though its not that bandwidth intensive. (30kps on a 100Mbps line) Process resource at 20...more >>

I'm trying to write a Stored Procedure CLR for SQL Server 2005 to get some disk information. I have this code working although the assemble has to be create with "PERMISSION_SET = UNSAFE". Why do I have to create the assembly with UNSAFE permissions. What can I do to make the PERMISSION_SET...more >>

Hello everyone, I am debugging and learning MSDN C# COM server sample. http://msdn2.microsoft.com/en-us/library/aa645738(vs.71).aspx I am using Regasm to generate Windows Registry scripts, here it is, I can understand that for C# COM Server, since it is managed code, it will use msco...more >>

PropertyDescriptor Class has a Converter method, which if overriden, would return a TypeConverter. I was working on dynamic values for a propertygrid, so for each property all the methods of the PropertyDescriptor class were overridden. But for a dropdown list I needed the COnverter method al...more >>

I'm trying to "genericize" the following class. At the moment I have derived classes for each different type of event handler / event arguments, and I wanted to have a single, generic, catch-all class for wrapping an event subscription in a "weak" event handler. Unfortunately, I've been bitten...more >>

Hi, I attempted to post this previously but am not sure what happened so here goes again. I am new to C# programming and am looking at developing GUI's, as a mini project i want to be able to list say a bunch of filenames along with filesize in a table. I am wondering if the DataGridView c...more >>

Is it possible to change the namespace of an object? If so, how? If you want more context to this question, you can take a look at the thread I started entitled "Shared class and namespace issues in web service". Basically I'm trying to change the namespace of an object returned to me by a w...more >>

Hi, I started to get this warning, I have two executables wich share the same file, so I have included one .exe as a reference to the other. but I dont know how I have two versions of the same thing, or even what things exactly they are refering to. it gives me an option of adding a 'fix'...more >>

Hi everyone, I am trying to develop a Winforms app using .NET FW 1.1 (don't want to use 2.0 for this particular project) and am trying to use the IE control. It compiles and builds without any problems. However everytime I run it in DEBUG and it comes to this line: this.WebBrowser....more >>

Hi I'm using macromedia flash.ocx version 8.0 I'm developing windows application with c# Sometimes "Attempted to read or write protected memory. This is often an indication that other memory has been corrupted" exception occurs in my application. I think com component cause this I don't wa...more >>

SortedList<T> generic has most of the methods of the old SortedList class, but it's missing a few, and one in particular that puzzles me. Anyone know why it has no GetByIndex method? It has IndexOfKey(), and IndexOfValue(), so you can ask it for indices into the list. You just can't do anyth...more >>

Hi, I am struggling to implement the following shell interface in C# : ==================================================== (extract from ShObjIdl.idl in Windows SDK) //------------------------------------------------------------------------- // // IDeskBand2 interface // // // [Member ...more >>

I have inherited a Business Object architecture that makes heavy use of the Singleton design patter. For example the data access layer class is implemented as a static Singleton "object", there are also other business objects logic and security supporting classes that are all implemented using ...more >>

Hi all.... I need to work with large text files....i know there is a lot of ways under net to work with them.... i want speed, High Percentage of correctness so i was thinking ...but not sure the best way to handle text files for parsing into reports, or into SqlDatabase or Where Ever else...more >>

I'm puzzled by an error message encountered while creating a Windows Service. In particular, I'm creating a second Windows Service within a Windows Service project, using Visual Studio 2005. The first service works fine. The second service appears to be registered correctly; yet I get the "...more >>

Hello, I have a html text with custom tags which looks like html comment, such: "text text text <p>text</p> text test test text text text <p>text</p> text test test <!-- @MyTag@ -->extract this<!-- /@MyTag@ --> text text text <p>text</p> text test test <!-- @MyTag@ -->and this<!-- /@MyTag@ ...more >>

I have a thread that parser video-frame from network streaming. It can get up to 1000 frame/second. I want another thread to process video-frame. I can use RaiseEvent or Callback Function. My question is: 1) Which way is more efficiency? Event or Callback function. 2) Does <Event> run on Main ...more >>

Hello, I want to check to see if the file I am uploading is of type CSV. I can upload and access the contents of the file just fine. Here is a code snippet doing the checking: HttpPostedFile file = UploadBox.PostedFile; if (file.ContentType.Equals("application/vnd.excel")) { do stuff; ...more >>

Hi there I've got a form that when the cursor hovers over an image I update 10 labels to show different numbers. At the moment the form is redrawing each time I update one label, this means it redraws 10 times giving the update a staggered look. What I would like to do is update all th...more >>

how I can get the value from a selected row in put it in a textbox field EggHeadCafe.com - .NET Developer Portal of Choice http://www.eggheadcafe.com...more >>

I have run into this problem occasionally, and have crude ways of getting around it, but I'm wondering if anyone else has a better, more elegant solution. I have a web service and a client application that share a class. For one of my web service methods, for example, I return an object of th...more >>

I am trying to figure out how to convert a BCD number to its decimal equivilant. ...more >>

Hi all, I get a 'input string was not in a correct format' error on the second line of code here. The sproc defines the '@quan5x7' as int. sqlCmd.Parameters.Add("@quan5x7", SqlDbType.Int); sqlCmd.Parameters[21].Value = Convert.ToInt32(cmbQuan5x7.Text); The SqlDbType.Int is equal to System...more >>

Hello all. I have some LONG hex strings (between 20 and 40 bytes) that I would like to convert to binary. I have found a few options but they only allow for short hex strings, the ones I have are pretty long. Thanks for any help/tips. ...more >>

Hi, I've just started getting into C# programming and am wanting to develop a small gui that displays a table of files along with their sizes . I am wondering if using the datagridview control is the way to go or if it is overkill for what I want? (is there something else I should be lookin...more >>

Hi, I'm creating a setup project for my c# application(Contains solution, c# project, setup project). In setup project properties, i set removepreviousversion property=true. Created the installer and tested, installed successfully. If i install again means it's asking a dialogue with an option...more >>

PHP versus Microsoft ASP.net - A Straightforward Comparison "I do ask that you read this article with an open mind, and consider = that it is quite possible that PHP is no better or worse than ASP.net. I = have become weary of the whole PHP is superior to ASP.net debate. I = believe afte...more >>

Hi everybody! I am experiencing a problem when trying to run a C# .NET user control in MSIE on Windows 2000. On Windows XP SP2, the same code runs without problems. The .NET security settings have been set to full trust, the IE security to low, but still the component does not run. Does ...more >>

Sorry about the last partial post, I will try to delete is (stupid tab key)...So what I wanted to do was override a property and hide it's set, in C# I can do this: Public new String Text { get { return base.Text; } private set { base.Text = "What I want."; } } what is the VB e...more >>

I want to override a property in VB, I know in C# I can do this: Public new String Text { ...more >>

Is the following legal/recommended? (It compiles w/o error or warnings) class MyClass() { public MyClass() { } private string NonStaticMethod() { retrun "Something"; } private static string StaticMethod() { MyClass mc = new MyClass(); ...more >>

Hello I have windows 2003 server and asp.net 1.1, application. It has used Enterprise library. I got the following error,. [Win32Exception (0x80004005): Access is denied] [InvalidOperationException: Cannot open log for source {0}. You may not have write access.] System.Diagnost...more >>

Hi, I've a column in a dataGridView set as combobox. I can't find any example showing how to populate the list in the combobox. Does anyone have an example showing me this. Regards Jesper. ...more >>

Hi, I have decorated a number of my classes with a custom attribute. I would like to loop through every type in my application, sniff for the attribute, and eventually publish the entire list of attribute values to a webpage. Everything is working, except I'm getting references to old DLLs th...more >>

Hi All, When I add: using System.Management; it can't pass complier, anything wrong? Is it because C# express limitation ? Thanks! Best regards, Boki. ...more >>

Hi all, I'd like to write a code to connect to a FAX machine but I am a rookie of C#. Is there anybody able to tell me how to make it? Many thanks, Stanley...more >>

I'm collaborating on a project with a colleague, sharing files through SourceSafe. So, I run GetLatestVersion and suddenly I have 264 build errors - all "Unexpected character" The file in question is Myfile.Designer.cs and contains a number of rows looking like this: /// <summary> =E0=A8...more >>

..NET 2.0 I'm having trouble with a DataTable in my dataset. this code don't return any rows: data.database.datatable1.Select("username = '" + sName + "''"); The output should have been 4 rows, but I get 0 rows I think this may be caused by a bad select (I'm a newbie to using dataset, ...more >>

How can I crate a COM component and use that? ...more >>

Hi all, Can anyone please tell me whether it is possible to compile C code into a DLL using Visual Studio .NET? Thanks, An ...more >>