Answer Questions

• Zoctan Connect using Secure Sockets Layer

  VS 05 - trying to copy to website I clicked on "Connect" There is a check box for "Connect using Secure Sockets Layer" One time I checked it. Now I always uncheck it, but VS still thinks I want to "Connect using Secure Sockets Layer". What to do Thanks in advance! My friend showed me the solution. When I checked the box "Connect using Secure Sockets Lay ...Show All

• richard.brown Counting records for main category in relational table

  hello,everybody. i have to make a query which will give me the count of wallpapers against each main category. My scene is such that i have 2 tables; CarMake and Wallpapers. I have to apply a query that bring the count of the wallpaper for those main categories which have wallpapers in W allpapers table and if there are main categories which have no wallpapers yet,those such be returned as well and displayed in DataList Control.(I am using DataL ...Show All

• wjholtjr NullReferenceException when accessing DataTable.Rows

  I feel sure there must be a simple explanation for this that I am missing, but I have searched the help files and Googled for HOURS and I'm at a loss.  So I'm hoping someone out there can see what I'm missing.  I'm trying to get data from a table in a dataset and build a string, which I will later write to a file.  But when I try to access the rows in the table, I keep getting a NullReferenceException.  I've tried several dif ...Show All

• msheridan Xml Data (image) into a Crystal Report 9

  I'm trying to view an image(binary data) into Report Viewer. Is it possible It wont load. I've tried readxml to a dataset and pass it on into CR. I can view all data except the images eventhough its already a blob field. Please help. I was only able to load this xml image into a picture box for a win app. But how about loading it on the reports This would be a good question for the following forum: ...Show All

• jdarias unzipping files in a ZIP file

  I need to read in a ZIP file (WinZIP file) and write out the files contained to a folder, can I use System.IO.Compression I've looked at the deflate stream method, and this looks easy enough to decompress to memory, but how do I write out the files from this point thanks Not sure if the compression namespace supports ZIP Compression or not, but you could try this out: http://www.icsharpcode.net/OpenSource/S ...Show All

• Marcus Ogden Listbox Selection Event

  I need to populate a dropdown listbox named "sub category" once the user the clicks his desired selection in the dropdown listbox named "category" e.g. clothing has subcategories like gent's clothes and ladies clothes. I need to know which event i have to use  Im not sure in what event i have to put my code in exactly.Please help. I did set the AutoPostBack property to true, but with this i get the first item of the dro ...Show All

• tamikn Asyncronous Socket Problem

  In The Name God hi i got a problem in Asyncronous sockets, i wanna get back the byte array received by an asyncronous socket. but Asynccallback only accept the function which are void. by a global variable i cannot do that, What can i do thanks in advance In The Name of God hello, thanks for your response, in your response you said that instead of sending the socket to the Asynccallbak method we send a class object rig ...Show All

• smilesai unmanaged dll, struct runtime issues

  Hey I was wondering if any one could help me, I recieve the following error message in c# express: FatalExecutionEngineError was detected Message: The runtime has encountered a fatal error. The address of the error was at 0x79ef067e, on thread 0xe30. The error code is 0xc0000005. This error may be a bug in the CLR or in the unsafe or non-verifiable portions of user code. Common sources of this bug include user marshaling errors for COM-int ...Show All

• John Wycoff How to refrence any avalible version of a assembly?

  Hi, we have a problem in our company and we can’t solve it. We have an application that uses the Oracle Data Provider (ODP). But when you move the application to another computer that has a different version of ODP (newer version) installed the application doesn’t work, because it is trying to reference a assembly with a specific version and that does not exists... I was going trough the MSDN and some books, and discover that you ...Show All

• garak0410 "error : error creating the window handle "

  hi , i m facing some problems while resizing the form. i have one main MDI form MainMenu. and another form autoUpload. On minimizing the AutoUpload form it should appear in system tray and after click of context menu this form should get displayed with in the MDI. i have written the below code ... but i m getting the error like ...... "error creating the window handle" . please any one tell me how to handle the situation ... T ...Show All

• WetRivrRat ARP Request Causes UDPClient Disconnect

  I'm communicating with a networked sensor via UDP using the UDPClient API, and it works okay, until the device sends out an ARP request for my machine, at which point it looks like the UDPClient becomes disconnected in my program.  Using Ethereal, I can see that the device continues sending data to my machine after it receives my ARP response, but I get a timeout error from the UDPClient Receive method ("A connection attempt ...Show All

• adidion Automatically adding user to a role asp.net 2.0

  Hi I have a website where people are invited to create a login to view some free stuff. They can then optionally pay to view a page that contains lots of training videos. I have created "Basic User" and "Paid User" roles. The videos page load event checks to make sure the user is in the "Paid User" role. If they are not they get redirected. I can add the users to the "Paid User" role manually using the ...Show All

• William R Exception "Object reference not set to an instance of an object." at changing the value of dataRow[myColumns]

  I am using . Net Framework 2.0.50727 on Windows XP Professional 2002 with Service Pack 2. In my application, there is a Data Table and code to get the dataRow as: DataTable FtDataTable = myGetTableFunction(); D ataRow[] dataRows = FtDataTable.Select("get myColumns ..."); for ( int i = 0; i < dataRows.Length; i++) { dataRows [myColumn] = value; } I got an exception "Object reference not set to an instance ...Show All

• Webdav101 Err.Raise in EnterpriseServices Component

  Here is the situation. I have custom err.raise statement Err.Raise(vbObjectError+9000, src, desc) in an ES component. And when the client tries to trap the error, the error number that is returned is always 5, but I can get src and desc values. Is there any known problem with errors raised from ES component Thanks. ramesh nd. The workaround is throw COM exception like this: throw New COMException(Err.Exc ...Show All

• blink-182 I couldn't find advantage of StringBuilder in .NET 2.0

  I have written a small application to test differet way of appending strings Method 1: Use + operator. Like s = s + " " + str1 + " " + str2 + " " + str3 + " " + str4 + " " + str5 Method 2: Using String.Join. Like s = String.Join(" ", new string [] {s, str1, str2, str3, str4, str5}); Method 3: Using String.Format. Like s = String.Format("{0} {1} {2} {3} {4} {5}", s, st ...Show All