how can i set an associative array and how can i get both value and index in'a variable... with are both string ??? ...more >>

Hello, Why is obj invalid in method2 even after calling method1 ? class A { obj ; method1(param) { obj = unmanaged_call() } method2() { obj // obj is no more valid / invalid here ?? }...more >>

Hi I found a VARIANT API in the platformSDK of C#. But, I donot know how to do this.This API is found in the OleAuto.h file in the platformSDK. Is there any online help available explaining how to use these APIs and call the functions in them Thanks in advance Arr S...more >>

Hi, I have the following sample data from a SQL server table: Category Item ---------- --------- cat1 item101 cat1 item102 cat1 item103 cat2 item201 cat2 item202 I want to careate an ASPX page to display a radio button attached t...more >>

I'm having a problem here, and it probably means I need to find a good book on C#, but maybe someone can point it out quickly. I want to populate a string array with a bunch of strings. So I'm doing this: class foo{ public String[] StringList; public foo(){ SetStrings(); ...more >>

If I have a web application, it asks you at the start of the project for the name of the server it is to be developed on. How can I build it on a development server, then later transfer it to a production server? Is it as simple as copying the files to the relevant c:\inetpub\wwwroot\[projectname...more >>

This appears to be a critical bug in the .NET Framework. Surely I am wrong though! PLEASE HELP if anyone has any idea? Thanks, Jon ________________________________ From: Jon Davis [mailto:jon@accentra.net] Sent: Friday, March 26, 2004 9:31 PM To: bloggerDev@yahoogroups.com Subject: RE:...more >>

I heard there's a namespace in .net that can automatically update your application's assemblies from a webservice of sorts while it's running. Is this true? Can anyone point me to it? TIA, John ...more >>

I'm a complete newbie to C# and am writing a striped down serial port class; but I'm confused as to whether I need to worry about the byte[] I pass into WriteFile and ReadFile. I'm assuming that the IntPtr handle I pass is safe. However I'm also thinking that since my application is multithr...more >>

Hi all, I set the Caption properties in my dsTest.xsd for all the columns. However, the datagrid does not use them. How do I make the datagrid to use the Captions I have set? ...more >>

Hi all, Can you drag-and-drop user controls to forms? ...more >>

If I try to copy a node to an node that is in another XmlDocument, I get an exception. Anybody know how to fix this ? Thx V....more >>

Hi all: I am trying to retrieve some info from a file on my web server, but cannot get the file due to teh security. Is it possible to create a URL and web request that uses a valid username/apssword to get the file? I was reading about teh UriBuilder class, however I don't see a constructor f...more >>

Please help me how to conver code from ASP to ASP.Net or any tool to do this. Thanks ...more >>

I need to get the current IP Address using C#. ...more >>

Hi, I need to send the pointer of a C# method to a native user32.dll method. How can I do that? To be specific - the method is SetWindowLong of user32.dll which in VB6 is being is being called as follows - glOldWindowProc = SetWindowLong(glWindowHandle, GWL_WNDPROC, AddressOf WndMessage)...more >>

I have a fundamental question about classes (and structs for that matter). Suppose I have a class with a bunch of members and methods. And this class will be instantiated many many times at once in memory. Now, performance wise and memory consumption wise, which method would be best to design t...more >>

I've found plenty of examples on how to use IWshRuntimeLibrary in C# in order to create a desktop link (or shortcut) to an application. However, how is it that I can use this in my application? I've seen references to how to do this using the IDE, but I'm doing this strictly from the command-...more >>

Hi, I need to make a minimised window flash in the task bar, without using the FlashWindow() win32 api call. Any way to do this? I have tried myForm.Activate(); but that is no good with XP. Cheers, Steve ...more >>

.....impossible ??? I can't find any information on this, so i'm beginning to believe that it can't be done(?) I'm thankful for any information on this!! ...more >>

What type of button control is used in Windows? When you switch from Windows Classical Theme to Windows XP theme (on Windows XP machines) , the buttons also change. Can I use those controls in my application? Thanks. ...more >>

Hello all, I have an ASP.NET C# application that uses the WebClient class to retrieve a report that's converted to PDF. The URL passed to the WebClient object gets the PDF stream. It works great except for some reports that exceed a timeout value of some type. I've been unable to figure o...more >>

Hi, I would like to notice (catch message) when stsyem date is changed. How we can do that? Thanks ...more >>

How do you create a control that affects the client area of the window it's in? The control would affect the client area of an MDI parent....more >>

I need to make my web service interface support something so the soap-request is something like this: <SSNs> <SSN /> <SSN /> </SSNs> about the only way I could figure to do this is like by having that parameter defined as: public void Test(SSN[] SSNs) where SSN is a struct o...more >>

I need to know the paper width, height and margins. I have a few questions: What does the word "default" in DefaultPageSettings indicate. For example, does it mean that if the printer defaults to portrait, the values will represent portrait even if the present document is in landscape? (Jus...more >>

If I'm using a repeater do display... oh lets say images... is it possible to get a unique ID for each image? <asp:Repeater id="Repeater1" runat="server"> <ItemTemplate> <img Id="Image" src="<%# DataBinder.Eval(Container.DataItem, "ImgSrc") %>"> </ItemTemplate> </asp:Repeate...more >>

I can get the names of an enumerated type by using string [] strEnumeratedTypeNames = System.Enum.GetNames(typeof(MyEnumeratedType)); But, what if I don't know what MyEnumeratedType will really be at runtime? Can I get the list of names by just giving a string that has the name of a enumer...more >>

Hi. Does someone know how to get something done, when doubble or singleclicking a folder in explorer. When a folder get doubble- or singleclicked (selected or opened) I would like to start a program. Is this possible? I tried to get the filesystemwatcher to do this, but with no luck. ...more >>

Here's a nifty one I need to locate text fields of a running legacy application on a user's desktop, scrape data from the text field controls, and bring it back into my application. Currently this behavior is accomplished from a VB6.0/C++ thick client application that uses FindWindow() etc... WIN...more >>

I have a base class (root.cs) and all my pages inherits from it. When I access default_1.aspx, it changes the base class variable intentionally. Now, when I close the browser launch a new I.E. to access default_2.aspx, it shows "changed!!" on my screen! I assume launching new browser would sta...more >>

I am trying to test to see if a DB is attached using ADO.NET/C#/SQL 2000. How can I do this. I am new to C# ...more >>

Hello there, I have a single threaded app that sometimes performs lenghty operations. When such operation is performed, a splash form is shown with "Abort lenghty operation" button. As you can expect, the button event is handled indirectly via Application.DoEvents() that is put inside the ...more >>

I want to get all the instances of FolderBrowserDialog in a form programmaticly I tried to loop through the Components in the form but I still couldn't pick it out foreach (Component com in this.components.Components){ if (com is FolderBrowserDialog){ FolderBrowserDialog fb = com ...more >>

Code behind project and I need to declare a global veriable where do I do this since there is no .h file ...more >>

Hello I am a C# newbie. I have an int that I want to convert to a fixed length string using leading zeros if necessary , ie int num = 0, string str = num.ToString() so that str is 0000 (eg, in C++ I would use str.Format("%4.4d",num) Should be simple but I havent yet found out how to do it. ...more >>

I have X dataset and I queried the data with a dataview. Would it be possible to copy the data in the dataview to the dataset? This way, another query would only involve the data from the last query in the dataview (not the whole dataset). Thanks. Amos ...more >>

Hi I want to start working with Managed DirectX, aftre I install the SDX I have Microsoft.DirectX....xml file and not DLLs to references. Am I nead to compile any project? How I get the DLLs ? Thanks ...more >>

I made TabControl with Alinhment=Right, but it seems that text in the tabes are not writen (or it cannot be seen). Theme is Windows XP, and there is *.exe.manifest file in the Debug folder (where is *.exe file, also). How can I solve that problem? Thanks in advance, Cheya...more >>

How can I convert a string with the date in YYYYMMDD format to MM/DD/YYYY format? Thanks, Amos ...more >>

Hullo - I'm building a windows service in C# to monitor a process that generally runs as a console application. What I need to do is reroute the output from the process in question so that it ends up in a logfile. Bit new to this, and have no idea where to start, suggestions?...more >>

I have a timmer that looks at a value in a text box that I need to get refreshed How do I refresh the text box? thanks, BG ...more >>

Hello I'm trying to avoid using the win32 api just to utilize the WaitForMultipleObjects call. Is there an eqivalent in c# The reason is, I'm trying to kickoff multiple threads, then block until one, any or all of the threads has returned then continue some other task. Psuedo Code MAX = 1 ...more >>

I am trying to programmatically send an email via Exchange Server (using System.Web.Mail right now, but open to CDO). I'm running into the "unable to relay" error when sending to a non-local email address (local "to" addresses work just fine) I would like to know how we need to configure the ...more >>

Hi all Is there an equivalent function in C#? Thanks a lot in advance....more >>

Hi all I need to format a given datetime to the format "mm/dd/yy hh:mm" - how do I do this? DateTime.ToString() returns "mm/dd/yy hh:mm AM or PM" - this is not the format I want. Thank you all in advance....more >>

Hello, I am having this code: ************************************************** using System; public class Parent { int a; public Parent(int arg) { a = arg; } } public class Child : Parent { public void Meth(string x) { Console.WriteLine("Hello from Child.Meth, id=...more >>

Hello, I am writing a companion app to one of our companies legacy apps (2000 and XP) that stores data in : C:\Documents and Settings\<user>\Application Data\<app>\ I want to in my app (written in C#) get the name of this directory to read files from it. I don't want to hardcode it thou...more >>

Hi I'm writing an app that connects to SQL Database, in this case MySQL. With a select statement I'm getting to values from a tableand displaying them in a list box. When changing the selection in the list box, I'll be retreiving more value from that tables but only the record selected in the ...more >>

Hi. I'm trying to send an email with attachment with System.Web.Mail When SMTP server I use is down (or I use a non-existing smtp server) smtp.send() raises a exception After that I want to delete the attachment I used. The problem is that (from what I understand) Windows marks the file as "...more >>

hi all, I want to develop an IE plugin that will allow me to view the activities on a desktop from a remote location, like a web meeting tool (ala NetMeeting or WebEx). I'm only interested in viewing the activities of some other person's desktop through my IE browser, but not controlling the...more >>

Hi, below is a small program that reads from a non-blocking socket. To try this, compile and run the program in a window. Then, from another window, telnet to 127.0.0.1, port 12345. Here is the code: using System; using System.Collections; using System.Net; using System.Net.Sockets; u...more >>

Hi, I'm having a brain block that i hope someone can help me with. I'm trying to create an application and i want to create several components to be reused throughout the application. What I'm stuck on is this - I'm using 3rd party components that have enumerated values that I want to presen...more >>

am i right that if i set the Advanced Build property of the xml file to be "Embedded Resource"? do i mean that i don't need to copy the xml file when deployment? the following is my coding: Stream xmlStream = Assembly.GetExecutingAssembly().GetManifestResourceStream("SynESDForm.SynESD Form...more >>

I am converting my old ASP domain account manager to .Net / C# and having problems returning some of the properties such as "PasswordLastChanged" and "AccountExpirationDate". These properties are provided by the NT provider and not LDAP, if I'm not mistaken. In my ASP code, I simply use the fo...more >>

Hello Everybody: I have created a multiclient server application. I am storing the client information and the thread hashcode in a hashtable. I want to send the information back to the client from the server by selecting the thread hashcode from the hashtable and sending the information to the same...more >>

Is there a source anywhere for word lists to be used in a spelling checking module? Many thanks. ...more >>

I can't seem to find out why i get "Object reference not set to an instance of an object" error when I put a loop to test what DataTable columns are present and the loop says that the col is present in the data table that I am using. DataTable dtClass = new DataTable(); dtClass = nmo...more >>

The only way I found to write to the Statusbar on an MDI form from one of the child forms was to send the StatusBar as parameter when I create a new instance of the child form. Is this the only way? Thanks, Amos ...more >>

I'm pushing a class across the wire thru a webservice. The class contains a nested structure. On the client-side, the deserialized class does not contain the embedded structure. It is simply a class and a structure on the receiving end. Is this normal? How do I enforce the schema across the seri...more >>

I'd like integrate in my application the manage of Zip files. Where I can take informations about that? Thanks at all Stefano ...more >>

Hi, How we can get HD number programmatically? Is there some example? Thanks ...more >>

hi, i write a windows application (exe file) which mainly loop at the sql server to do some operations. but, when i restart the computer without really close it first, a dialog always pops out to ask me quit the application. it's very annoying as it may make my computer can't be rebooted r...more >>

Hello Everybody: I have created a multiclient server application. I am storing the client information and the thread hashcode in a hashtable. I want to send the information back to the client from the server by selecting the thread hashcode from the hashtable and sending the information to the same...more >>

I have an arbitrary text as follow : Repeat Time = 50 AB =200, Test Time = 40 A = 33 Ping Time = 30end remark I used System.Text.RegularExpressions.Regex regex to query the value. Is possible to query, say for example, "Repeat Time" and get the value 50 returned ? What if I wants get al...more >>

I would like to know the date and time in another time zone, but I cannot figure out how to do it. For example, I have a DateTime in UTC that is 23:00, which is 18:00 EDT. I would like to know the time in the PDT timezone. Does anyone know which class I should use to do the conversion?...more >>

How does one programmatically set attributes when looking through a directory? The code example in VS2003 shows how to get an attribute(Hidden), but doesn't show how to set one (ReadOnly)....more >>

I need to compare two dates given in an asp.net form and not allow the form to submit information if the loan date is less than the date the loan was issued. I tried the comparevalidation control but that did not work so well any ideas ? ...more >>

I have a dropdown list control and need to get its value. The dropdown list is populated from a dataset, which gets its contents from sql server. I am using the following syntax: val=dd.SelectedItem.Value . The value is getting populated, but will only return the value of the first item on t...more >>

Hi friends, Can we pass more than one value in the case statement? if we can pass, do we have to separate them by ; or , ? I have tried those. dont' work. Thank you....more >>

I am trying to populate a dropdownlistbox on a web form with two items from a database separated by a -(dash) The code is as follows public DataView CreateSystemCodeListDataSource( string systemConnect = "Provider=\"MSDAORA.1\";" + GetConnectionString() + "" string systemSelect = "Se...more >>

I need to be able to determine wheter or not my UserControl is in DesignMode inside the constructor. It seems that this property is not set until sometime after the constructor has exited because it is always set to false inside the constructor. Is there something I am doing wrong or somethin...more >>

I'm experiencing some confusion with converting double pointer in C#. i'm calling a C api, but returning no values. I suspect I have issues with my memory allocation in c#. Any help or pointers would be appreciated. Thanks. C code example: typedef struct { unsigned char **test_list; in...more >>

H Could you please tell me if it's possible to build xfrom with C# ? Have you an exemple Thanks in advanc ...more >>

Hello The doc says that the List property of CollectionBase returns an IList object. If that is so, then why I'm able to do List.CopyTo(System.Array, int index) which is again of type ICollection.CopyTo ?? Since both the IList and ICollection interfaces do not have a CopyTo member defined..?? ...more >>

I have an XML web service that can be customized by customers. The goal is this... A process must run *somewhere* that acts as an interface between the web service and some foreign system. Whatever that foreign system is doesn't matter. It can be anything. The process could run on the same se...more >>

Hi This is really a compact framework issue, but is posted here as there is no managed newsgroup for cf I am trying to set an image in the html viewer control - i receive the NM_INLINE_IMAGE message, process the file and create a DTM_SETIMAGE message to pass back, but whatever i try i can't seem ...more >>

Hi, I made a console application that had to delete some files and afterwards write to a log file which files were deleted. I wrote an event that triggers every time a file was deleted so a line could be written to the logfile. Now my problem is that when I execute this console application ...more >>

i am using the ms press book step by step c# and it calls for running the csc program in a command window. when i run it i get an error saying csc is not an internal or external command...more >>

I am extracting data from a database in a very normal SELECT query. The point is that I want to put some of the data (in the row(s) extracted in labels not a datagrid or a table. Any idea how?? here's my code (so far!!!) protected System.Web.UI.WebControls.Label Label1; DataSet DS = ne...more >>

I have this function: private void ParseCommands(String cmd){ switch(cmd) { case "!rpt": Report(); break; // other cases removed for brevity default: Console.WriteLine(cmd); break; } } ...as ...more >>

Hello I am receiving this exception in my web application, using VS.NET "Could not find any resources appropriate for the specified culture (or the neutral culture) in the given assembly. Make sure "mobile01.language.resources" was correctly embedded or linked into assembly....." My code l...more >>

How can I call a method that modifies a control in the user interface from a thread? When I tried to do it I receive an error stating that I shoul use "Control.Invoke...". I know I have to use a delegate This is what I`m doing: Create the delegate 1. public delegate void DelegateName(s...more >>

I need to generates UUID with -s option and copy it to a file. I need to do this programmtically i.e through my application this should get generated and get copied to desired file. Can anyone suggest how can this be done in C#?...more >>

Hi Is it possible in C# to monitor the value of fields in an object. I have a field in an object that wrongfully changes value, and it would be a great help if it was possible to set get a break in the execution of the code during debugging every time it changes its value. Is this possible and how...more >>

Hi first of all, sorry for my bad english anyway, i am trying to access a word document in c# but my code doesnt work! i have search through the net about Office Automation and i have found man articles and forums speaking about it but no answer to my prob IMPORTANT: I am using - W2K - Word...more >>

How can we load the Database form in LAN and WAN. Means user get form in the WAN .Do Trasnsaction.And Logouts. PLease Someone Tell me the classes. I think i must use WEb Services. If there are articles Do tell me. Waiting for Reply. Qasim Raza Posted Via Usenet.com Premium Usenet Newsgro...more >>

When you use the ASCIIEncoding class, its GetChars(..) method decode the bytes as '?' if bytes[index] higher than 0x7f. But its GetString(..) method decode the bytes using this code that is 0x7f & bytes[index]. Why..? Why Does it generate different result ? using ASCIIEncoding.GetChars(..), ...more >>

I am creating a control in which I inherit from Label public class WZFormLabel : Label I would like to hide certain properties like Font, TextAlign etc. I have tried the following code, but it throws an error [Browsable(false)] public override Font Font { get { return this.Font; ...more >>