I am trying to access some functionality of the underlying RichTextBox control and am getting all mixed up with conversions of types. I know my basic issue is not completely understanding reference types in C#. I would be much obliged if someone could "educate" me some. Since I need to us...more >>

Hi, Is there any good tutorials out there on creating interactive custom controls that have clickable objects that are drawn through GDI+ and use the hit test method to determin what to do with them? or any good controls I could use to look at the code for that do something similar (please ...more >>

Hello, I have a bunch of HTML input controls which I need to generate from within a for loop. I would like them to have id attributes set to values foo1, foo2, foo3, foo4, etc... Unfortunately it seems this is not possible because ASP.NET won't let me use ASP tags within the values of the i...more >>

Hi, Does anyone know how to control another program that is running? Eg: I would like to control the outlook express and tells it to minimize. Thanks. ...more >>

Hi all, Run into a problem I can't find a solution for. I'm writing a C# app which has a custom background for the form (a gradient). I've successfully overridden the forms OnPaintBackground(PaintEventArgs pevent) method to paint the background. However, it seems that some of the control...more >>

Hi Can anyone offer any hints / tips for creating registration keys / application activation, as software copy protection measures for a Winform app developed in C#? Thanks ...more >>

Hi is it possible to get a property name like someMethod(someClass.SomeProperty)=="SomeProperty" *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

I am rewriting my vba routines to C# to increase speed. I have been unable to find any help on how to pass ranges to C#. Excel function that was called in VBA =CalcRows(A1,A2,B1:B140,C1:C140,D1:D140) A1 holds the type of calculation to perform A2 holds the number of rows to calculate B1:B...more >>

Hi, I've never got an answer to this question in any group till now.... How do we pass a array of structures between a C# and a C DLL, I am using RCW interop? The C# Library gets an array of structures from a webservice and it has to pass these values to the C DLL so that the C DLL could pa...more >>

Hi I have an abstract class with some virtual methods which I inherit and create say Class1 I want to give end users the ability to override the virtual methods of the base class How this can be implemented? thnks ...more >>

Hi Please tell me how can I send a file with DirectPlay to a server.(Client/Server program). Thanks in advance...more >>

Hi I recently download and installed a program and its discompile a .NET program to any C# and VB.NET easily... What does it mean? Its means that dot net is easy to crack or something? What can I do solve this big problem(I mean security in my code). ...more >>

I want to get a variable of int or float in the console .Now can I use this language below ? static void Main(string[] args) { // // TODO: ÔÚ´Ë´¦Ìí¼Ó´úÂëÒÔÆô¶¯Ó¦ÓóÌÐò // string c=Console.ReadLine(); Console.WriteLine(c); } ...more >>

Hi All, I am trying to create and write to Event Log on Windows Server 2003 system in a simple C# application. However, it throws the exception saying that Access is denied. What permission and settings are required for creating and writing the event logs on the system. Any help or poi...more >>

i'm using a TreaView & i need to align the nodes of the trea to the right ( for Arabic ) i used this.treeView1.RightToLeft = System.Windows.Forms.RightToLeft.Yes; but not change , anyHelp ? is there is a way to set the Alignement of the controls & Test on the form from right to left ? so a...more >>

I'm working on an application where I use a single connection repeatedly to load records into a detail area, opening and closing the connection for each use. I do not use a VS connection control for this, I use my own code. So when the associated form is closed, where is the best place to final...more >>

Hi all! Can anyone explain this one to me. . . I have a 'Util' namespace with a 'Common' class that contains consts & values I use throughout multiple projects. One of the members of this 'Common' class is an enum like so: public class Common { .... public enum thingsAsEnums {CAR...more >>

I have a class library for accessing and saving data to a Database. I only ever want one instance of it in memory at any one time. I would like to create a Service for it like the ASP.Net State Service so that I can have many application that use the servic. Can anyone help me Thanks. ...more >>

Hi Folks, I have a question regarding my windows c# application. This application just reads MS Excel file and puts the data in to sql server database. In that excel file ,it has one named cell as "OutputStampTime". I am facing problem while accessing this cell value. When I open excel, I ...more >>

Hi there all, I am currently working on a project in C# using .net as the IDE. Well the real problem i am facing is that i have many many class files and i wan to create a GUI to access and make use of these classes. I notice that if i were to keep the main() method inside the form class...more >>

Are there 3d Games being built with C#? I see several 3d Engines and a rework of OpenGL out there but wonder if anyone is actually commercially developing games with C# and OpenGL Am new to C# comming from a C++ background - am using Visual C# Programmer's Guide (excellent book). Looked ...more >>

Is there a left add unary operator ( or do I have to overload one ) ? For example: string s1 = "A"; s1 += "B"; Console.WriteLine( s1 ) ....writes: AB But, say I want BA. Is there some kind of s1 =+ B; I can overload an operator, but can I create a brand new operator ? ...more >>

is there a way to decrement a foreach loop? for example string s = "cat"; foreach(char c in s) //some how it goes backward here Console.WriteLine(c); and so the result would be t a c -- Texeme http://texeme.com ...more >>

Hi,All, Export Method: ------------------------------------------------------------------------- strFileNameExport = "Results" Response.Clear() Response.Buffer = True Response.ContentType ="application/vnd.ms-excel" 'application/msword Response.Addheader "Content-Disposition", "attach...more >>

I've lost a link I had to a site that had published the delta between the .net 1.1 and 2.0 for the entire class hierarchy ... If someone recalls the web-site I've described - please publish the link, it would be of great help ... Thank you! Alex ...more >>

Hi, How do I send a mouse click and keyboard key's to my main form in code ? -- rgds, Wilfried http://www.mestdagh.biz...more >>

Hi, I've just read that article : http://msdn.microsoft.com/library/en-us/dnvs05/html/csharp_generics.asp I'm asking something. Why are generics constraints not been implemented using Attributes instead of "where..." syntax ? Regards, Pierre Y. -- Message généré par MesNews ...more >>