Hi. I am writting application and I need html richedit. When I will use: control_name.text="<img sroc=\"1.jpg\">" I wanna have image in richedit. But I dont know where can I find that control. ...more >>

I need to be able to read a listview of items from my main form into another form I am trying to make an image viewer(which works so far) but want to add a way to right click and select "next image" and have it get the name of the next item from the Main form, or maybe a slide-show any help...more >>

Hi I want to put some links to the web, and e-mail in my app. I want to have a 'Visit website' option on a menu. How can I force another IE window to start, and go to a webpage? Also, I want a 'Contact' option.... from here, I want the app to start a new e-mail message (to work on any cli...more >>

I'm working on a sort of paint program that has the usual canvas pane in the middle of the main form. I'm working on that class and have a couple quick questions.. actually more like I'm looking for opinions. 1) I want a ruler running along from top left to top right and from top left to bo...more >>

Hi all, how can i get a number with only 3 decimals? i'm trying this but doesn't work: (number_1*number_2).ToString("####.000") i don't know how to use very well 'ToString()'. what's the diference between 'ToString("####.000")'(4 #'s) and 'ToString("#####.000")' (5 #'s) thanks ...more >>

Hello -- I have been learning C# using the open source IDE SharpDevelop, but I felt I needed a source debugger... So I left my PC all night to download Visual C# Express. This morning I restarted my system as it advised, and after the hard drive chugged away for about half an hour, the set...more >>

I have a DbManager class that has all my connect stuff like connecting to the bd and inserting data, but for some reason when I call the insert coammand for the DbManager class I get A Method 'Network_Inventory.DbManager.Insert()' referenced without parentheses Here is my DbManager Class co...more >>

Hi, I have snippet as follows if(!IsPostBack) LoadPreRequisites(); I am getting IsPostBack as true even the page loads first time. What might be the problem ...more >>

Hi: I need make a calculation from database and the result may have 20,000,000 records which format is just a string. Can I add them into an ArrayList object one by one? Is there any upper limitation on ArrayList object? Even there is no limit, I don't think this is not a good solution. It...more >>

Hi! I need to copy my directory (and all its sub directories ) a different location. Is there any simple way out to do it. Presently i am doing it thru recursion and copying files one by one and creating directories as and when necessary I need to copy the files from one destination to another...more >>

I need to suspend this event while I change the SelectedItem property. I can't have the event be fired in this case because the event will cause the same method to be called again. Is there anyway to do this without doing a -= to the event and resetting it after? ...more >>

I'm getting a Method Name Expected error when I try to compile. The error happens here: imgImage.Click += new ImageClickEventHandler(updateColours("X")); Can someone tell me what I'm doing wrong? Thanks, JJ ...more >>

I have two classes, UIHousehold and WIZEditHousehold (both are winforms). UIHousehold creates and shows the WIZEditHousehold (WIZEditHousehold can't be modal, so UIHousehold doesn't know when WIZEditHousehold closes). A reference to a buffer within UIHousehold is supplied (passed by REF) t...more >>

Hi, From my main form, I am executing another application using System.Diagnostics.Process.Start. The application has its own window displaying when the applicaiton is run. I want to change the cursor to a hourglass. But I only can change my own form's cursor using Cursor.Current, whenever ...more >>

Is there such a thing in C#? I know of the internal class modifier, but I want to grant "friend"-like access to a particular class from a different assembly. The reasons why I need this are long an involved, and the company I work for won't budge on the issue, so I need to find a way to mak...more >>

Hi , I need ur help to have a scroll bar in web datagrid. ...more >>

Hi, I am using VS 2005 and I am trying to write a Generic class to fire asynchronously the remoting events from a server. I declare the generic like so... public class AsyncEvent<Del> where Del : Delegate and I get this error... 'Constraint cannot be special class '...more >>

I'm an MSDN universal subscriber. I previously had my email alias set up such that I always got responses when I posted here. Apparently something has changed. I went to the MSDN subscriber site and thought I had set up what they're now calling the anti-spam address, but I'm still being ignore...more >>

I have a variable in a base class defined as: protected Control validationControl; How can I ensure that it is set is any dervied classes. I see that you cannot set variables to abstract. Thanks ----== Posted via Newsfeeds.Com - Unlimited-Uncensored-Secure Usenet News==---- http://...more >>

-- This is a one time announcement. I apologize in advance if it is an inconvenience -- I am proud to announce that my best selling book Programming C# is now in its 4th Edition, fully updated for C# 2.0, .NET 2.0 and Visual Studio .NET 2005. You can read all about this new edition, see...more >>

Hi, I would like to start learning about developing .NET N-Tier application development. can anyone give me any pointers on where to start? Recommendation on Links, books to read etc would be very useful. thanks a lot LK ...more >>

I would like to call Microsoft Outlook and put my e-mail address into To: . All that through code. Hrcko ...more >>

How do I get these to work in my c# applications? I need to use all of the following methods: SetSchema SetInputData GetResult GetOutputData GetEnumCount Here is the msdn site that explains them: http://whidbey.msdn.microsoft.com/library/default.asp?url=/library/en-us/gdi/prntspol_5hdg.asp...more >>

Anyone have an idea when Beta 2 of C# Express 2005 will be out??...more >>

I've installed the Microsoft MSDN Express Library 2005 Beta and it looks OK. How does one access this library? I can't seem to figure that one out! It has to be simple?...more >>

How can you get a custom struct to work with the "in" and "as" keywords, for example, (myObject is myStruct).....see full code example below.... private void CreateArray(ArrayList myArray) { ArrayList newArray= new ArrayList(); foreach (object item in myArray...more >>

Hello, I would like to implement a small program that shows me the phone number (if sent by the provider) of the calling person. My computer is connected to the phone through an ISDN card. It's the same feature I already have on my phone display :-).Is there a way in c# to acomplish this? ...more >>

Im having difficulty coming up with a good algorithm to express the following comparison: "if <a given date> falls between the (current date - 5 days) and the (current date)" Obviously. DateTime.Now and something like (AddDays(DateTime.Now,-5) are used for the inner and outer ranges, its how...more >>

Hi Everybody, I want to read an array of doubles from a BinaryReader. Therefore I have the following loop: int size = r.ReadInt32(); double[] values = new double[size]; for (int i = 0; i < size; i++) values[i] = r.ReadDouble(); But this is unbelievable slow compared to reading th...more >>

Does the device context handle for a graphics device change during the lifetime of the underlying object? I'm asking because I ran across some code that stores the hDC in the class rather than call Graphics.GetHdc in the OnPaint method. ...more >>

Hello, I hope this is a simple issue. Suppose I place an assembly under the IIS virtual directory. The assembly is easily accessible via: Assembly a = Assembly.LoadFrom( http://hostname/virtualdirectory/myassembly.dll ); However, when I try to bring a Add Reference dialog in ...more >>

How can I find the Windows path? I tried using Environment.SystemDirectory but it returns c:\windows\system32. Is there something that only returns "C:\Windows"? What I'm trying to do is copy a font to the Windows\Fonts directory so that my application can use it. Thanks. ...more >>

I have a database interface class (an abstract class) that has two derived classes that work with two different types of databases. If the dervied classes have managed, and unmanged resources and the base (abstract) class doesn't, how do I implement the IDisposable interface? Do I have the bas...more >>

Hello, how should I do this? Class X classes A, B and C inherit from X. A,B and C are basically the same with the exception of 1 routine that is different for each class and is used by several methods in the classes. The only way I see is to put all methods from X in A,B and C. But then I do...more >>

Hi, reg expressions are very handy but it's not my speciality. Can someone help me constructing one for the next problem? PxxyyPxxyyPxxyyy Thats the string I have to split. The Pxx is always constructed like that, a 'P' and 2 numbers or letters. The yy can be 1 or more numbers or letters. ...more >>

Why is this using 50% of available CPU? What I am trying to accomplish in this service is as follows: In the main class (COS_Service) , int Main(), initializes a timer. Each OnTimer() event is to create multiple threads to perform their assigned task. I also want to do some checking o...more >>

Does anyone have an example of how to format VS 2003 Data Grid that = looks like the example below? I want the data to be grouped by the Date Field and display one date for = each group of dates and the date to be the heading for each group. --------------------------------------------------...more >>

Hi all, I have a question about capturing exception details in C#. Is it possible to query the exception and get an id related to what caused the exception?? e.g 1 = Tried to enter a row into a database but there was a Primary Key conflict Currently I am doing something like this ca...more >>

Hi all, I am looking for sample code which shows how to create a main application window in C#, preferably MDI with toolbars. Either across the top, below the menus, or down the left side a la MS Outlook. Basically a skeleton framework on which I can build our application. TIA. Cheer...more >>

I'm hoping someone can steer me in the right direction to try to do the following: I am developing an application where we receive files from customers. Right now we receive a variety of formats. I was looking at writing some type of base application that would allow me to add-in either new ...more >>

Hello I have an untyped DataSet that I'm binding data into my form controls. Binding works well (ie. no this.controll.DataBindings.Add throws an exception) but when form is shown and some fields of a current row of the dataset are DBNNULLs I have an exception that I cannot cast DBNULL to ...more >>

Hi, I am learning C# and I get a compilerer error below, but I do not understand why. Can somebody explain this? Thanx in advance. jo. using System; class TestApp { public static void Main() { // Application entry point Console.WriteLine("App Start"); // Test 1 ...more >>

How can i control my program when someone kill it's process from the taskmanager my dispose script is working well if i close the program manually but if i kill it from taskmanager its not working how can i fix it my dispose script is like this protected override void Dispose(bool Dispo...more >>

I am looking for a client that will connect to a VSS database, but won't suck like the standard VSS 6.0d client. Is there such a thing? Thank...more >>

Hello, I am a php programmer moving over to ASP.NET, VS and C#. I am having a few problems getting started. I have everything installed and running, it is more or less figuring out how to do simple things. I have a test form called webform1 with one field on it for a first name. I am trying t...more >>

I would like to do client side web service caching and was wondering if this was possible. I believe it is via Asynchronous pull loading, and found the following article http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnbda/html/CachingArchch5.asp it points to this example ...more >>

using System; using System.Collections; using System.IO; using System.Net; using System.Net.Sockets; using System.Threading; class HttpProcessor { private Socket s; private BufferedStream bs; private StreamReader sr; private StreamWriter sw; private String method; ...more >>

This company is offering a prize draw for a .NET course, i've entered myself you guys might get lucky. http://www.trainingon.net/contact_us/prize_drawApril05.htm ...more >>

Hi All, I need send the aspx to e-mail (like a html newslwtter). This is possible? If yes Hoto to I get this? ...more >>

I have two situations: 1) a form with a picturebox on it This picturebox does NOT gets WM_KEYDOWN messages if the key is an arrow key. Works OK if Num Lock is on so those keys are numerals. 1)A form with a textbox on it This textbox gets those WM_KEYDOWN messages. Maybe the fact that it...more >>

Hi, [A]. I am using managed code ( C# ) [B]. I am working on a performance critical application that involve 3D Graphics. [C]. To achieve optimal performance I try to copy data as less as possible. [D]. The view port is represented by a 3D Vector ( or DirectX.Vector3 ) [E]. The coordinates ...more >>

hi, i want to remove array element from list. Suppose 5,6,7,8,9 is a array assigned. i want to remove element 7 from the array. How can i remove this? Please help me Thanks -- Message posted via http://www.dotnetmonster.com...more >>

Hello People, I'm trying to design some kind of windows form app. which I can also use as a plug-in in IE. just like Acrobat reader for instance. I'm a total newbie and I don't even know in which direction to think, so every comment is welcome. Thanks *** Sent via Developersdex http:...more >>

hi! how can i convert C++ code to [b:086285aeef]C#[/b:086285aeef]? [b:086285aeef]cpp: [/b:086285aeef] #include "library.h" TProcReadIEEE32 ReadIEEE32; HINSTANCE hOwenLib; ... hOwenLib = LoadLibrary("library.dll"); ReadIEEE32 = (TProcReadIEEE32)GetProcAddress(hOwenLib,"ReadIEEE32...more >>

How to Share a Folder by Programmation?...more >>

Hi all, Does anyone know of a way I can get information on the status of IIS including what websites and Virtual Roots are defined and whether they are running or not. I'll be using C# in particular and am currently looking into WMI - something that I havent used in the past. Anyone ...more >>

Hi, Does anyone know a quick method for validating the hostpart of an email address. For example if the address is someone@hostname.com, what do I need to do to validate that hostname.com is a valid host. I also need to make this call through a proxy server, I have the proxy address, and ...more >>

Hi there Can anyone imagine a reason why string does not have a default ctor? Agreed, that might be necessary only very rarely in .NET 1.1 code. However, in conjunction with .NET 2.0 and generics it is just plain annoying. Example: class Param< T > where T : new() { public Param() ...more >>

Hello, I want to dynamically create an object based on it's type. The core if it sould be to use Activator.CreateInstance. This works fin for its, floats..., but not for strings. Here's a sample: string s; s= "1020"; Type t = s.GetType(); object o = Activator.CreateInstance(t); An exceptin...more >>

Does anyone have any example of how to write C# code to send email via lotus notes? Thanks,...more >>

Is it possible to reflect information about c# standard attributes? i'm well aware that FieldInfo.GetCustomAttributes() is available - but what about system attribs such as MarshalAs? I would like to pull out info from attached MarshalAs attributes (such as the value of SizeConst) rather t...more >>

Hi I have the following code: if (chkMaster.Checked) { dbFile = dbFile.Substring(0,dbFile.LastIndexOf(@"\")+1) + "master.mdb"; compactDatabase(ref testPassword, dbFile, userID, pword, regPath, systemFile); if (!testPassword) { return; } progressBar.Value ++ ; } if (chkToolbo...more >>

Hi, does anyone use Visual C# Express Beta1? When I open a new WindowsApplication (not ConsoleApplication) in Visual C# Express Beta1 and try Console.WriteLine("Test") I don't get an output anywhere!?!? Same code with VisualStudio 2003 C# works fine - i get an output on the "OutputC...more >>