In an attempt to sparate my database, business logic and GUI, I am trying to have only my Data Object having database goodies. So, for example, my GUI app wants to get a list of users to put ito a combo box. It makes a call, 'GetListOfUsers'. The Business layer has a function that would return a...more >>

in a generic class, can I code the class so that I can call a static method of the generic class T? In the ConvertFrom method of the generic TypeConvert class I want to write, I have a call to the static Parse method of the conversion class. if (InValue is string) return T.Pars...more >>

Hi, How can I compress(zip) a number of files into a zip file? ...more >>

private void startupServer() { try { serverscoket = new ServerSocket(Listener.PORTNUMBER); SERVER_ON = true; } catch (IOException e1) { e1.printStackTrace(); } } public void run() { while (SERVER_ON) { ...more >>

Hi, How do i convert a string to float/double if the decimal-seperator doesn't follow the local language settings ?? Eg. string s = load a value from a file - "1234,12"; float f = float.Parse(s); This will fail because my PC expect a dot - not a comma. /Peter ...more >>

I need to make a windows service that shows the process in a window. How can I add an interface to a windows service? -- Regards, Diego F. ...more >>

Hi all: I have an ASP.NET form that reads an Excel file and populates a datagrid. If I load the form in IE on the server, and select a local file, the code works fine. However if I load the form in IE from a client (http://server/readexcel.aspx) and try to read a local Excel file, the file ...more >>

In win32 there was a way to 'turn off' a listbox from updating until you were done adding elements. Is there a way to do this in .NET? Zytan ...more >>

I have a few of this same basic class all the same except the name. Is it possible to use generic to improve this? Thanks Mel public class BaseFactors { private string name; private double factors; public double Factors { get {...more >>

does VS2005 have code templates? for example in the editor one might type: "fore" and then the spacebar and then it would be replaced with foreach(var $ in $) where the "$" are tab stops and the cursor is positioned at the first $, you use the tab key to cycle through... phil. ...more >>

What are the best C# (.NET) wrappers for these databases? MySQL 5 PostgreSQL 8.1 Sqlite3 By best I mean maintained, functionally complete, fast, C# naming and DB standards, documented... Thanks. ...more >>

Hello, is there a way to determine someone is locally accessing the webpages (localhost\index.aspx) in an ASP.NET environment? As opposed to from a remote place (ie. 555.123.3.45\index.aspx). Thank you Frank ...more >>

The docs for List say "The List class is the generic equivalent of the ArrayList class." Since List<> is strongly typed, and ArrayList has no type (is that called weakly typed?), I would assume List<> is far better. So, why do people use ArrayList so often? Am I missing somehing? What's the ...more >>

Hello NG, what are the right dimensions for a window icon, used on a mdi child window? My Problem: I used a third party Icon-Designer to design some icons for my application. Those icons look ok on a mdi child as long as it is not maximize. As soon as I maximize the window, the Icon is pla...more >>

The following code works great in C# Net 1.0 & Net 1.1 apps ... doesn't work for Net 2.0 apps. Cannot get pDg.IsSelected(i) to toggle to 'true' for 'highlighted' rows in a DataGrid control. private int CountSelectedDataGridRows(DataGrid pDg) { int i = 0; ...more >>

Does anybody know if it's possible to do a Windows application that can read and write to an Access databas located on a web server that only accepts DNS connections. Has anybody got a code example for that and/or tips? TIA, Johnny J. ...more >>

Hi, I'm having an issue with invoking a Generic method that takes Generic = Arguments. My method signature is=20 public void GenericMethodWithGenericArguments<E, V>(List<E> = theFirstList, List<V> theSecondList); I pass the name of the method, the arguments for the = "GenericMethodWithGen...more >>

OpenFileDialog gives me the following, which I place in tbDevPath.Text: x:\\myVob\\mySolution\\mySolution.sln I really need this path to be single-backslashes, not double-backslashes, so I tried the following: string updatedDevPath = Regex.Replace(tbDevPath.Text, @"^\\\\$", "\\") This ...more >>

Hello, Is there anyway to force the application to handle the Red X button differently? I cannot use a generic Closing event as it will prevent the system to shut down properly. I hope that, when clicking on the red X button it will only minimize the window, or just hide it. ...more >>

Hello! I'm trying to connect to different sites using an HttpWebRequest object and some of them return an Error 400. If you navigate to it in a normal browser, it works fine. This is an example of one: http://www.nmprc.state.nm.us Error: The remote server returned an error: (400) Bad Req...more >>

KeyValuePair<string,string> has a ToString method that returns the KeyValue pair seperated by a comma and enclosed in [ ]: [ name, Jane ] Is this method used as a building block for serialization? The reason I ask is because I dont see a "FromString" or "Parse" static method that takes a ...more >>

Hi, I am trying to write a regexp to find all the code on the header of entities in SQL Server (views, SPs, etc...) I got something like this: (.|\n)*((create view)|(create proc)|(create function)|(create trigger)) does that means sense? I want all the code that's before the code header. n...more >>

Hi, Am a novice in c#, tell me about how and where i can use "Extern" Keyword with some good example Thansk -- --------------------------------------- Knock you down in first round...more >>

In CSharp, can you have multiple handlers for a single event? For example, for a textbox TextChanged event, can I have two separate handlers called up? I have 4 text boxes, and the TextChanged events all go to the same handler, but I want one of them to go to a separate handler also. This i...more >>

Hey, Can some one tell me about what's wrong with the following code and what is the solution with some meaningful correction ----------------------------- class Program { static void Main(string[] args) { int x, y; Console.WriteLine("Enter 2...more >>

Is there any way to use a custom attribute class to use a parameter of the tagged method? For instance, [LogThis ( user) ] public TagThis ( string user ) { .... } Larry R ...more >>

Hello, I have written a console application, but now I would like to add a notify icon in the system tray. What is the easiest way to do it? It would be painful if I have to convert it to a Windows App. Thanks. ...more >>

The property of GridView1.HasRows is true and after assigning GridView.DataSource=reader, it does not display any records in the GirdView. I am i missing out something? Here is the code: protected void Button1_Click(object sender, EventArgs e) { int AtmtransId=-1; if (Se...more >>

Hello everyone, I have to do an image viewer for an exotic format so I want to know how to place pixels somewhere on the form or on some object. I tried doing this but it works incredibly slow. { Bitmap bmp = new Bitmap(this.Width, this.Height); for (int i = 0; i < this.Width; i++) ...more >>

Hello everyone, I'm trying to do a Hex Viewer in C#. I'm reading the user selected file byte by byte but it seems to take forever ( one minute to read a larger file ). Is there any way to make this function work faster ? Here is my code: /// <summary> /// Opens a file cho...more >>

Here's my problem. I have an NT service (really a .NET service) running as local system. I have a .NET form running on the user account. The form and the service communicate via an IPC Channel so the form can control the service and do various things. Both applications share the same set of...more >>

the LeafProject http://www.leafproject.org has a DLL for Face recognition. it is written in C++ but they interface to it from Lisp. I want to interface to it from C#. Their Lisp definitions looks like this. ;;;; REGISTER THE VISION FACE RECOGNITION DLL ;;;;;;;;;;;;;;;;;;;;;;;;;;;; (fli:re...more >>

hey, I have 2 threads, th and th2, both of them run a method. each of these 2 methods requires database access. sometimes I get an error, that database requires an open connection, and that the current connection state is "connecting". is this because both threads are trying to use the sa...more >>

Hello, If im looking for a pattern of byes in a byte array, what would be the best approach? I could convert the array into a string and use IndexOf recursivly by remembering the last position I encountered a match, but it seems to be the wrong way to go about it, especially if I have an ar...more >>

I have 5 TabPages, and I pass one of them to a procedure. How do I know which page I have? All I can think of is using the Name property of the TabPage. void SetPage (TabPage t) { if (t.Name = "tabFirst") {...} else if (t.Name = "tabSecond") {...} } ...more >>

I understand that best practice is to hide fields behind methods, but for the hundredth time, I've written the following: get { return x; } set { x = value; } If that's all that get and set does, isn't it better to just make "x" a public member? ...more >>

I have made a Windows Service and I have read that you should use installutil.exe to register the service. However, no service appears in the Control Panel > Administrative Tools > Services when I run installutil. How can I install my service? I get one message when using installutil that I...more >>

Hi, I'm looking for an app that can find duplicate code within a large solution. I found something like Simian (see also http://blogs.conchango.com/howardvanrooijen/archive/2006/02/08/2776.aspx), but I am looking for (free-ware/open source ) alternatives, as Simian is not for commercial proje...more >>

Greetings, I have a COM reference that connects to a device to get some data... if I don't use threads to get data i can get the "ref int events" without any problems but if it's running inside a thread it doesn't touch on the variable value How can I workaround this?...more >>

hi every one! i have designed the interface of an application using a form.there are some controls added to the form.when i maximize the form,the controls remain of the same size as before,i want they should maximize too.any one have idea about it plz rply,i'm waiting for any sol...more >>

hi, i have a struct in c# that is containing Int32 member and Double member. when i try to get the size of it i get size of 16 bytes, while i was expecting to receive 12. (Int32- 4 bytes, Double - 8 bytes) does anyone have any ideas why it occur? ...more >>

fDeleted = false; uint jobId; foreach (Struct struct in structures) { if (struct.type == JOB) { jobId = struct.id; if (struct.dataType == STATUS) fDeteted = (struct.data & STATUS_DELETED) != 0; } if (fDeleted) writeln(jobId + " has completed"); Not...more >>

Hello NG, I am currently confronted with the task to equip a vs2005 project with context sensitive online help (F1). Reading through the MSDN-Library I found out about the "HelpProvider" class, which lets me use a chm help file for this purpose. My question now is, how can I generate a ch...more >>

How can I save a string as a text file to disk? ...more >>

Hi There! We have 2 processor server (Not dual core, actual seperate processors). Is it possible from .NET to force some threads to run on certain processor (say on processor #2)? For instance, run UI stuffs on processor #1 and run other background stuffs on processor #2. Possible? T...more >>