GO TO http://sourceforge.net/projects/sdsre/ TO GET THE LATEST VERSION!!! SRE (Simple Rule Engine) is a lightweight forward chaining inference rule engine for .NET. Its 'simple' because of the simplicity in writing and understanding the rules written in XML, but this 'simple' engine can solve...more >>

In C# how do you achieve pass-by-reference property declarations in the Type Library? I am writing a COM Class Library that must mimick an existing library for which the only information is the TypeLib. I'm using Visual Studio .NET 2003. The original library provides simple authenticatio...more >>

I'm too excited about the new features in 2.0. I'm think about installing beta 2 to my live production server. Is there going to be any problems running .net framework 2.0 beta 2 on a production web server? security issues? compatibility with existing com, ..net 1.0, 1.1 apps? Do you guy...more >>

I am trying to open the content of a WORD file from C#.NET which resides in the REMOTE SERVER, however I get an error: "System.Runtime.InteropServices.COMException: Server execution failed" when declaring new Word.ApplicationClass(). string fileName = this.btnWorkOrder1.Value; object readOnl...more >>

I'm going to iterate over the rows of a datagrid. The contents of a column are web addresses that I'm going to use in HTTP requests. Since this will most likely crash at some point, I'd like to write some sort of log that would help me see where it stops working, rather than having to go ...more >>

HI, We have a pretty large application with hundreds of forms in it. Now some of our new clients request us to make some custom screens(forms), which basicly comes to rearranging controls on our standard forms - moving existing text boxes, grids, etc. around. We currently are creating custom ...more >>

Hi guys, I'm trying to design a word editor, something similar to "Microsoft Word". This is my first time designing with Visual C#, so not really good will all the features. I wonder how to actually create a work space ( which is set to the paper size chosen by the user) and able to handle ...more >>

I'm baffled. The clown who posts a flame for the sole purpose of getting a rise out of folks gets replies. Yet, the post that I made ealier today about capturing accellerator keystrokes in an MDI child form has been ignored. What am I doing wrong? ...more >>

My C# project seems a little complex for me to handle. I am trying to auto login to a bank https site, the site will then redirect me to a menu page and then I need to auto select a link that will build a text file and ask if I would like to save, where I select yes to download the text file to a...more >>

Is it possible to read/write sectores in any hard drive? I have some examples from the net in vc++ but is there a simple way in c#? Thanks The ideia is to do a disk search of a pattern that identifies pictures for examples and by it's size, save all those sectores/clusters to another disc d...more >>

Okay, I am trying to use a service over a remoting connection using the IPC Channel. This is from an ASP.NET app. The service is singleton if you care (don't think it should me a difference). But I'm getting an ugly "Access Denied" error. Anyone knows how to fix this? - Sahil Malik [MVP] ...more >>

I've defined a class, but now I want to Define a Finalizer (destructor)... How do I call the Base Finalizer???, void Finalize() is a protected override method and Type.GetType Does not work. Hoe do I call it? private void DefineFinalizer(TypeBuilder typeBuilder) { MethodBuilder finaliz...more >>

What will tell me that a logon event has occured in a windows service. I don't need full credtitals just NT User Name. Frank ...more >>

i have a dropdownlist that should allow the user to select a state. it should display the 2-letter state code and the full state name. for example: AK Alaska CA California .... but i am only able to display either the 2-letter state code or the full state name (not both). my code follows...more >>

I would like to know if there is anyway to hide the string variables by simply opening it from a notepad. string mString = "thequick"; can view easily by opening the application file from Notepad. ...more >>

I have the need to have a column called "order" in a dataview that is tied to a grid. When the use changes the "order" field in the grid and moves to another row I want to trap the RowChanged/ing event and renumber all the rows. Problem I think I am having is as I renumber the rows, the ro...more >>

In Vb.Net I used to use this code to put a few thousand numbers into an array and then use the AddRange method to add them all at once to an auto-complete combobox. It was hundreds of times faster than adding the items directly to the combobox as I iterated through the SqlDataReader. Since you c...more >>

Hi, I have written a C# web app and need to simualte the Back button. Like : Response.Redirect; Except: Response.Back; I found that I need to use the History.Back but cannot get it to work Any help would be great! Thanks, Bryan ...more >>

http://www.c-sharpcorner.com/Code/2002/Oct/PrintDirect.asp There is some code on how to directly send codes to a printer. I am trying to figure out how to different codes than what is listed here but get enough from the sample to know at least the first part of the needed printer control co...more >>

I have created a project solution with two class projects. One is used to give information about user and the other one is a dataset connection properties. The class with users has reference to dataset. Now, I created an dll of those project solution. But, when I call a public function...more >>

I want to test for the ~possible~ occurance of a string within another string... IndexOfAny gives wildly odd results, possibly because it's expecting the string to be there... This is probably exacerbated when you compare two strings of different lengths... I simply want to test if a stream ...more >>

Is there a function that rounds decimal numbers using the traditional 0 - 4 down and 5 - 9 up? The result from System.Math.Round(3.85) returns 3.8 instead of 3.9! Thanks. ...more >>

Hopefully, I'm missing something real simple in front of my face. I've used the ProcessDialogKey override and I'm able to capture *most* shortcut keystrokes, except for the one I'm really interested in. It seems that the CTRL+F4 keystroke is being captured someplace before my override ca...more >>

Hi all, I have googled this and found some answers but none that give me exactly what I'm after, maybe someone here can help. I have an app that will be distributed to users for their laptop and home PC's, I have no idea what operating system they are using although it will be at least W...more >>

Hi I am writing a windows service which needs to access a database (which will be running on a different machine). I don't know what the database is (maybe oracle, maybe sql server - it is something that needs to be configured/installed at deployment time). How do I make a "connection" t...more >>

I want to set a value in a specific field in the current row of a DataSet. This seems like the most basic thing to do but I can't find the syntax for identifying the current row. IOW, I can do this: SomeRow["fieldName"] = 'value'; But how do I set SomeRow to the row that the user is cur...more >>

I would like to make a copy of the Request.Form collection object. A shallow copy is fine. Request.Form is read-only and I'd like a copy to work with. It seems MemberwiseClone() is protected. I'd be very appreciative if someone would point me in he right direction. Thank you, Andrew ...more >>

Tengo una tabla en un archivo de xml y esta tabla la muestro en un datagrid dg.DataSource = DS.Tables["tabla"]; DS es mi dataset, esta tabla tiene varios campos, es posible mostrarlos ordenador de alguna forma que yo quiera? ya que solo los muestra en la forma en que estan en la tabla es ...more >>

I was wondering if anybody knew of any good sites to pick up some XP Style or Linux Style icons that are free for non commercial use ? Stuart *** Sent via Developersdex http://www.developersdex.com ***...more >>

Is it possible to allow my website user's to enter the site using a subdomain name such johndoe.mywebsite.com then a automated script in the Global.asax file within the Application_BeginRequest redirect the user to mywebsite.com/index.aspx?username=johndoe? if so then how? I kind of know...more >>

Hello! I want to ask you guys how can I highlight a certain text in richtextbox. I want to use this in making breakpoints for my ow program. Thank you and good day! :) - Pau -- paulgabio ----------------------------------------------------------------------- paulgabion's Profile: ...more >>

Hello, Done anyone know of any good or free .Net build tools. I want to build multiple solutions but want to automate the build process, I know in Whidbey there is MSBuild but that does not help as yet. Thanks ...more >>

I have a class, "BaseUserTable", that must be derived from to be used correctly: class BaseUserTable { public virtual string TableName { get { throw( new ApplicationException( "where's the TableName property in the derived class??" )) ; } } } ( the idea is that BaseUserTable ...more >>

Let's say I have a root class called RootBusinessService and I then want to have 25 business service classes based off of it. And each class has a property that's shared between all instances of it - called 'State'. I therefore want all of them to have a static property State. However, I c...more >>

Hello I have ActiveX DLL and I usually register it using following procedure 1. gactutil -i ActiveXDLL 2. regasm ActiveXDLL /tlb:DLLNAME/codebase 3. then using the activeX can I automate step 1 and 2 inside ActiveX itself...more >>

My array is int[] list = new int[3]{20,99,6}; Using a for-loop, how can I order the output of this array. I don't want to use a sorted list. I know this is straightforward but can't figure it out. thank you!...more >>

Hi All, I searched the net for the directive for this class ScheduledTasks and didn't found it. I want to use this class to add task running in fxed time every week. I want to run EXE every week. If anyone can help in this, thanks. ...more >>

Morning all, Ive read a few posts regarding the manipulation of form controls from one class to another etc, and the opinion is that it is considered poor design to set the instanciation of controlX to Public, so its accessible from other classes, rather than create FormY.ControlX public prop...more >>

Hi, I am trying to use DirectX 9 for the first time. I have downloaded the SDK from microsoft site, and installed it on my pc. I created a new application, and I am trying to use using Microsoft.DirectX; This namespace(DirectX) is not accessible. I tried to Add Reference but can't find ...more >>

i am trying to run a process through that code Process.Start("myApllication.exe"); but the command prompet window opens while starting of the process i want to delete this effect how ? thx all ...more >>

Does anyone know a valid and compete reference paper about what the “Worker Process” precisely is and does? So far I couldn’t find any. Reason is that during last weeks I had to go deep down into SharePoint security, and the related identities. Which, by the way, as I realized, are ...more >>

Hello there, I'm having a slight problem in that my JIT compiler is getting an exception and I really don't know how to stop it. Let me expain what's happening with the help of this simple test program. [STAThread] [MethodImpl(MethodImplOptions.NoInlining)] static ...more >>

Hi, I am trying to use using System.Diagnostics; Then somewher Process ProcessCourant = Process.GetCurrentProcess(); I get the following error : System.Diagnostics.Process' does not contain a definition for 'GetCurrentProcess' Thansk for your help...more >>

How to put a specified dataset table into an array list ? Hrcko ...more >>

Hi, I'm trying to write a small app where I need to keep referencing a stored file location that is stored in an xml file. My research suggests that I should use a Singleton to store the file path and use the Singleton each time I need the path string. I am new to c# so have looked at num...more >>

When I try to use strongly named assembly1 that references non-strongly named assembly2 I get the following error: "The located assembly '<assembly2 name>' is not strongly named." How can I force strongly named assembly1 to reference non-strongly named assembly2 ? -- Best regards, ...more >>