Does anyone have the .Net service pack 1 patch referenced within this article? http://support.microsoft.com/default.aspx?scid=kb;EN-US;327135 I can't seam to find it anywhere and the only way that I can see to actually get this from Microsoft is to pay a service fee. If so, can you pleas...more >>

I created my own WebControl, I am thinking a way to put some logics in the class to a seperated class, and it will be accessed by all instances of my WebControl, the idea is that the class doesn;t need to be created everytime, and data in it can be retrieved from database one time only. What can ...more >>

Hi, I something to store filename and date in, so i can sort, but i don't know what to use. Any suggestions? [code] foreach(string file in Directory.GetFiles("c:\\nt6")) { // i've got the filename DateTime created ; created = System.IO.File.GetCreationTime(file).ToLongDateString() ;...more >>

Is it possible to Reflect a C# com assembly and get details like interface, prog id, interfaces exposed, and their prototypes ...more >>

Im new with c# and webservices, but i have made a webservice thats accessing my database and returns some SQL query results in a XML-string. But i would like some kind of login/password authentication, since i want to control who has access to the webservice, is there any good ways to do thi...more >>

Hello Can i present data (but not from database) in nice tables such as dataGrid ? If not, How can i make Tables ? (which might be empty, but should have some cloumns and rows, which will be filled later) ? Thanx ...more >>

I want to create my own common dialog to use in an application . How do I show a custom dialog (form) in a class based on the common dialog class? ...more >>

I am using the ContentAlignment property, and it seems to make no difference. Is this the right property, and if so, what else might I be doing wrong? Thanks in advance. Chris Hough ...more >>

I have a toolbar with Cut, Copy and Paste buttons, which need to be enabled and disabled as appropriate. I am using SetClipboardViewer and WM_DRAWCLIPBOARD to monitor Clipboard changes and update the Paste button. However, I am having trouble with Cut and Copy, which need to be available wh...more >>

I'm exporting a C-style function call with this syntax: int getDate(char *date); I'm trying to export to my c# app like this: [DllImport("C:\\zm7\\Developm\\DLL\\W32.DLL")] public static extern int getDate(System.IntPtr ptr); public void getDate() { IntPtr ptr = new IntPtr(); s...more >>

I have never really used the preprocessor commands so this may seem like a newbie question. In my development code, I short circuit certain variables being set by hardcoding them. So for example I would say something like PlanID = 1; However, in the production code, PlanID comes already ...more >>

I'm writing a program that needs to authenticate an Active Directory username/password? The program will be running on a workstation that is not part of the domain. Any pointers would be appreciated. ...more >>

Language: C Database: SQL Serve Requirement: To Encrypt password in Database .It is not necessary to decrypt password back Is it better to go with hashing (one way) or encryption? What are the advantages and disadvantages of the two What are the best methods for hashing available through .NE...more >>

Hi, I have a button(server side) in my webform page, but how should I do if I want to disable the button when user click it. Thanks !! -- Paul ...more >>

i've created a console application, and by default the filename will be my project/solution name, ie. testCmd.exe but, can i change it during the build/deployment process to testCmdNew.com [change both filename and extension] my ultimate goal is to write a deployment script to deploy the app...more >>

I need some quick advice. I just need to reference a containing class from the nested class. I'm familiar with Java but C# is proving tricky. public BigClass { public int ID_BigClass = -99; public MiniClass{ public void MiniFunc(){ //How do i get ID_BigClass? i...more >>

Is it possible to call a VB script from within C# code (both included in a project file) and pass parameters. If so, how Thanks in advance....more >>

Hi, I am trying to invoke a method from a COM dll using InvokeMember which has the following signature: int GetStatus(ref byte[] scannedBytes, System.Int32 length); However when I try and call this method using a byte[] parameter, I get a type mismatch error. The code that I am using...more >>

Hi, I have gone the setup project route and added the setup project to my solution as in the guide. I have checked the dependancy's and they all seem to be there. Now do I just build the project then move the project files to CD or am I missing a step? Do I have to be in release mode for my ...more >>

I am trying to write a service to fire an ftp object off. I want to wait 2 minutes and then download the files. Then repeat every 2 minutes. The files just seem to stop downloading. Does that timer go off every 2 minutes if the files are done or not? Here is the code: using System; using Syst...more >>

Hi, Can any one tell me what`s the diffrent bettwin the two configuration to expose a C# class to a com object: [Guid("B6F829AA-D1D0-4f14-9B3E-D8D4FA033819")] public class ConfigurationBuilder : IConfigurationBuilder {...} [ClassInterface(ClassInterfaceType.None)] public class...more >>

Is there a way to wrap String Literals in C# without using the ' + ' concatenation operator (or a StringBuilder) In C++ I could to the following SomeMethod("This is a really long string that I would want to screen wrap for "readability reasons. Notice I did not have ...more >>

Hi, actually I have two short questions. 1.) I'm trying to find out if a waithandle is set. I use "handle.WaitOne(0, true);" which just waits for zero milliseconds. Is there a more formal way of checking the status of a waithandle or is my code correct? 2) Can I call a dialog window or message...more >>

Hello i have(had) several problems durring convesrion. For example: how can i convert String to byte array ? (byte b[] = .....) (i need it for Socket.Send()) Thanx ...more >>

Can anyone find anything wrong with this code? I don't get any exceptions from it, but I don't get any data returned either! Any help would be greatly appreciated--I've been working on this all friggin' day! Thanks! Ted **************************** ADODB.Connection adoConn2 = new ADOD...more >>

Hello I have Form1 : System.Windows.Forms.Form and some public controls in it: public System.Windows.Forms.ComboBox comboBox1; public System.Windows.Forms.ComboBox comboBox2; in the same project i have some other files with some otherclasses. Can i access any of theese controls from that othe...more >>

Hi, Using the app.config scenario and I added a Connectionstring to appSettings area in xml. In the value string I have the datasource equal to a absolute path on my dev machine. Now how can I set it to be relative to where my project gets deployed to? Do I use Application.Startup in the conne...more >>

Hi! I'm using csc to compile my *.cs classes (for asp.net) How do I add things like version No, Description and Copyright to the file? ...more >>

Hi all, I'm working on a little app that will go through a text file (right now a "rich text" document), and parse it into a pseudo-html that our flash programmers can use in their presentation. I'm having a lot of trouble, because the rtf format is quite complicated... at first we thought ...more >>

hello, i am preparing for 70-316 exam and i'm not quite sure about the answer to the following question. i want to use ngen.exe to boost the performance of my application. however, when should i precompile it? a) before installing the application on the client computer or b) after installing the...more >>

I get the following exception when it tries to run the GetWindowsAndDoors function in C An unhandled exception of type 'System.Runtime.InteropServices.MarshalDirectiveException' occurred in WindowsApplication1.ex Additional information: Can not marshal return value: The type definition of this t...more >>

Hello Group, My apps save to disk (as .txt file) data from Table. I use formatting string (String.Format("{0}\t{1}\t{2}\t{3}, myTable.ItemArray). In column [1] I've different length of text. Text is from 1 to 15 chars. How set in text file constant width for columns. Thx PawelR ...more >>

Hello Group, My apps save to disk (as .txt file) data from Table. I use formatting string (String.Format("{0}\t{1}\t{2}\t{3}, myTable.ItemArray). In column [1] I've different length of text. Text is up 1 to 15 chars. How set in text file constant width for columns. Thx PawelR ...more >>

If I display a form using the ShowDialog method, when the form is closed should I have to explicitly call dispose on the form in order to ensure it releases its resources, or should this be handled by the garbage collector when the method that instantiates and opens the form goes out of scope? ...more >>

If a Windows User decides to kill a process or a separate Windows app calls Process.Kill(), is there any way that the process being killed can see what's going on before it dies? I have a Windows Service that uses some third party dlls which are a bit messy. If the application is improperly closed...more >>

Hello. I am trying to make an application that monitors a specific folder. Once there is a new file copied, it needs to execute some methods. However, I realized that Created event in System.IO.FileSystemWatcher fires when there is a new file creating. I may get a huge file which takes ...more >>

I've written a small program that reads in content from an XML file that looks like the following: <?xml version="1.0"?> <Inputs> <Value Active = "True" Name="The name" Data="The data" /> (12 total of these nodes) <Value Active = "True" Name="The Next name" Data="The data" /> </Inputs> ...more >>

How do I immediately set the SelectedIndex of a combobox (dropdownlist) upon Form Load? I'm getting out of range errors and I suspect it's due that the Form has not been displayed yet. Please help.. thanks....more >>

Hello, I am consuming a C++ COM dll exposed by a 3rd party from a C# application but I do not have a documentation of the APIs exposed by it. Is there a command or tool available that will tell me what APIs are exposed by this dll? Thanks. *** Sent via Developersdex http://www.develo...more >>

Hello I'm pretty new to C#... Once you don't need an object anymore, do need to kill it or not ? --> myObject = null; I know we are using the garbage collector but I don't know how it exactly works... Regards Roel ...more >>

Hi, I'm not sure but can I create an ActiveX dll with C# ? Thanks. ...more >>

I'm sure this is a simple question but i haven't been able to figure it out ..... I load an XML file to a datatable and I want to select on multiple criteria ..... I have figured out how to select on a single criteria, but not multiples. I want to do something likethis SQL statement: Selec...more >>

Hello, I add my data from sqlserver to dropdownlist on formload.I wanted it doesnt load data every time on form load.I made if session is null then load if session isnt null dont load.I add to sqlserver a new data ans I make session is null.But in dropdownlist I coudnt see my new data.I use bel...more >>

Is there some way to add a C-header file into a C# project? The problem is that this .h file contains several complex structures (over 20) that are used by some unmanaged code. These functions receive these defined structs as parms and modify them during execution. Basically, it'd be something s...more >>

I have this xml file: <AAA> <BCC> <BBB/> <data>'TEST'</data> <BBB/> <BackGroundColor>'#74f99'</BackGroundColor> <BBB/> </BCC> <DDB> <BBB/> <BBB/> </DDB> <BE...more >>

Dear All, i got the following error message in an applications that opens 13 threads and all of them calling a stored procedure which retreieves data from SQLServer and fills them to a table the error appears at the following statment sqlda.Fill(dtMessages); During an infinit loopp ...more >>

This is my first try with C# windows gui devlopment, is it correct to say that gui development in C# is windows forms. I would like to create a form with two sections, 2 datagrids, I would like to have a splitter that will allow me to hide the datagrid either the one on top half or the one o...more >>

Hi again, I'm trying to call functions from a proprietary DLL but it's turned out to be more difficult than I thought. I have this W32.DLL which was written in C by USPS. They don't provide the code so I only have the documentation. I'm trying to call a function called z4date that, according ...more >>

I seem to (once again) be missing something pretty basic. I am running under Windows XP Professional Service Pack 1 with all Hotfixes installed and Visual Studio .NET 2003 in Debug mode. The following reports "You have the >Administrator< role." using System.Security.Principal ; using Sys...more >>

If i have an ArrayList, add a bunch of MyClass classes to it, how do I get a MyClass[] out of it? I've tried: MyClass[] clses = ArrayList.ToArray(typeof(MyClass)); but get errors about not being able to cast. ? Thanks! Derrick ...more >>

Hello, I am currently working with a C# solution within COM+ with an Oracle 9.2.0.3 backend. I have the following questions. 1.) Should there be one Oracle Session per COM+ transaction? 2.) Is it possible to debug within transactions (Libaray and Server activiation) 3.) If I can't d...more >>

I am taking a class at a local college and have been asked to research some of the uses of the C# language. I'm a network guy, not a programmer so I was hoping that some of you would be able to help me out with a few examples of how C# can be used Thanks a lot....more >>

I need to create a web client code in C# that retrieves data from a web site in sync method. I have the following code in VB script that works today but need to be converted to c# Set xmlHttp = WScript.CreateObject("Microsoft.XMLHTTP" Set xmlDom = WScript.CreateObject("Microsoft.XMLDOM" xmlDom.L...more >>

I just looked back on a few threads I've started in here recently and on second reading they appear quite harsh. I doubt many people will read this, but for those who do: sorry....more >>

I have two text boxes; startTimeTextBox.Text = "08:00"; endTimeTextBox.Text = "15:00"; and now I will check if startTimeTextBox.Text starts really before endTimeTextBox.Text something like this: bool timeIsOk = (startTimeTextBox.Text < endTimeTextBox.Text); but how to do it real...more >>

Hi, In my application I need to store pen objects in a file so they can be read in at a latter stage from the file to recreate the pen objects in memory. I'm currently doing this by hand, blindly writing out all the properties of a pen like a donkey! Surely there must be a neat way in ..NET t...more >>

I am trying to BinaryWrite an image from a binary string that I am storing in the web.config file. The image is just a 1x1 pixel gif. I am setting the content type to "image/gif", but the output is just my string. Any suggestions? Code is below byte[] bytes = Encoding.UTF8.GetBytes(Configurati...more >>

I've posted my XML to a server and captured the XML sent back into an HttpWebResponse object. How do I process it further into an XMLTextReader object so that I can parse through the data looking for certain values? Thanks, Ron ...more >>

Hi, I'm trying to use ActiveX control with more than one interface into my window form. any way i'm trying to do it (through the IDE or through AxImp.exe) the only interface exposed is the default interface. till now the only way i found for doing this is to use the AxImp.exe and generate ...more >>

Hello How can i read IP of incoming connection when i have TcpClient for that connection ? Thanx ...more >>

Hi I'm facing a very strange problem here. My code looks like this if(A == null return doSomethingWith(A.b) When I run my code (in debug mode), I get a NullReferenceException -- and on breaking, I discover that A is indeed null. (The exception is raised in the doSomethingWith line. How...more >>

Hello, I want that my program form, or a dialog of my program, is running behind the dekstop icons. I have seen a program for a TV card, which runs the video window behind the desktop icons. How can I do this with C# ? Regards Marc ...more >>

Hello How can i create lists in C# without pointers ? Thanx ...more >>

I need to create a web client code in C# that retrieves data from a web site. In VB I do the following Set xmlHttp = WScript.CreateObject("Microsoft.XMLHTTP" Set xmlDom = WScript.CreateObject("Microsoft.XMLDOM" xmlDom.LoadXml("<DETAILS FirstName=""John"" LastName=""James"" />" xmlHttp.Open "POST...more >>

My data grid has props 840,28 The form has 880, 54 When I view the layout on my laptop its wide enough to capture the data that needs to be displayed When I view it on a 20" monitor, the layout looks about the same On a 17" monitor the form seems to have grown off the screen somewhat but the d...more >>

Sorry, just starting, so want to make sure I get all this right: What is the difference between int[] values = new int[] { 1,2,3,4,5,6 }; vs int[] values = { 1,2,3,4,5,6 }; The "new" statement is omitted in the second statement. I know it is the same, but why use one against the ...more >>

I have the code below to convert Virtual Keys using the Keyboard state. The problem is that it seems that GetKeyboardState is not working properly. The state comes back the same each time. For example, I start the app with CAPS off and press the "f" key. ToAscii returns the result of "f" pro...more >>

Hi When I load a dataset with data obtained from a db, the dataset is stored in the memory of the client system. AFAIK the size of the dataset (which implicitly mean the number of rows that can be inserted in the dataset) is limited by the client system's memory. What happens when the dataset ex...more >>

I purchase the "Core Reference" book by Fancessco Balena and I think it is a great book, but he really makes no reference to the DataGrid control in Window. He does say it remains as it was (more or less) in VB6, so I am guessing that is why he does not cover it. Anyway, I am trying to fin...more >>

Only way I can figure it at present is to do some string manipulation so I can catch the '.' and count the chars and cut after a certain point Does anyone know an easier way to do this? The data is represented in a datagrid so maybe I can somehow cover it there Many thanks to those that do know t...more >>

If you have a comboBox which has it's DisplayMember and ValueMenber bound to a datatable. If I know the "ValueMember" value - is there a way for me to set the index of the control to correspond to that ValueMember without having to iterate over the values in the control to find the index of...more >>

In relation to my previous post on actually using C# for a serious desktop app...does anyone know of a large and/or fairly sophisticated app done in C#? Should be something a little more than - "fetch the recordset and display in grid, allow user to do various searches" etc.....thanks for the in...more >>

Hi, I am trying to write a 2 .net programs that can communicate via windows messages. I have achieved this but only just passing ints. When i try and pass a string, i get junk out. I guess this something to do with the processes the pointers relate too. I have tried hunting around for answer ...more >>

Hi Everyone, I'm really struggling to get no-touch deployment to work well (if at all, in some cases). Can anyone recommend a good book on this topic? There seem to be a lot of blogs about "no-touch deployment"/"smart clients" but nothing that explains the entire technology, how to implemen...more >>

Probably a simple question, but how do I either have a button that is not clickable. I don't want the visual clicking action to the button. Or is there a way to raise so other type of object so that it look raised like a button? Thanks Kevin akblackwel@yahoo.dot.com...more >>

Hi, I'm trying to get a reference to an object in a collection. If the indexer is outside of the range, it should return null, without raising an IndexOutOfRange exception. I'm currently using the conditional operator to do this, which is rather kludgy: TreeNode currentNode = i < nodes....more >>

Hello, I just started studying WinForms and first problem i got when i dropped a panel on the form and wanted to do: Panel.Align = alClient but... WinPanel doesn't have such member!!! How do i align a panel on the form in design-time? Thank you, Andrey ...more >>