I'm looking for mean, median, mode and standard deviation - maybe a couple methods that take in an array of floats or something?? Thanks much! ...more >>

Hi everyone, What is the best method in C# to get the associated icon for a file? I've seen several different ways of doing this but they are all confusing to me. Basically, I am doing a search of a directory to get all files in a folder and display them in a list view (somewhere around...more >>

Before I spend a lot of time reading about something I might not need to use/worry about, can someone give me the 5 second take on CAS? In general, when do I need to worry about it (what type of apps in what types of environments)? I'm writing a data access API for a proprietary system. We'...more >>

Hi, Is there any place that i can learn the basics of IL and using ILDASM. I saw the internet but there is not much to see and read. Maybe i didn't search deep enough. I prefer if someone can recommend me some URL than book recommendations if possible. Thanks :) Yeah, i want to ...more >>

Hi there, I had some questions in mind. Why rotor if there is already .NET Framework? Is it rotor allows us to see some source code part of .NET implementation? If it is, we can use reflector to see the source code for .net framework right? Any help? Thanks. -- Regards, Chua W...more >>

how to decalre arraylists in csharp i gave it like this iam getting error using System; using System.Collections; public class aldemo { static void Main() { Arraylist al=new Arraylist; al.add("v1"); al.add("v2"); al.add("v3"); Console.WriteLine(al[2]); ...more >>

(Type your message here) -------------------------------- From: Smitha Ghatke Hi, I am having an application design using ASP=2ENet,This Application= has many control for eg name in english,Name in= Japanese,Adddress so on=2E Now i want to Accept the Name in= English and Japanese Languag...more >>

I have app like Computer Managment app. on windows. I have everithing in tree. I whant deferent context menu appear on deferent treenode items. How can I do this?...more >>

I have two window app. I have Tree in main window and in code of that window I have function BuildTree(); This function start with tree.Clear(); So it completely rebuild tree. When I open other window as dialog after clicking on `Save` button I whant call BuildTree() function. Sorry, I am jus ...more >>

I have a question on calling parent class... What I want to do is: when calling the derived class, it automatically executes the parent's method, is it possible? // main code: Derived d = new Derived(); d.SomeMethod(); public class Base { public virtual void SomeMethod() { ...more >>

I need to develop a server application which would listen for UDP messages (on a certain port, say 8464) and process each message (which entails storing that data in the database) and then respond to it (via a UDP message - sent to the client which sent the original message). The server ...more >>

Hi - Does anyone know what GetAdaptersAddresses function looks like in C#. I am having problems converting from C++ - thanks James ...more >>

I have an assembly (AppResources.dll) which contains a number of embedded resource files. Most of these are key/value pairs of relevant strings; a few are images and sounds; some more are XML files. My application will load the resources into memory as they are needed. I would like to be able ...more >>

Hi, My application need to do some initialization before it can be used I want to display a form with the status of initialization for example: "connection to data base..." "loading settings....." "registering user..." etc... I am thinking about using Thread.QueueUserWorkItem to run ...more >>

I need to do the following in C#: 1. Drop an arbitrary image from one control to another bitmap on another control. 2. Interact with this shape (stretch it, rotate it, etc,) once on the bitmap. Really I want a poor man's Visio 2003 drawing control. Any example, commercial, or open sourc...more >>

What if we had some kind on declarative synchronization where you could declare, in declaration section, different lock sets for your invariant? Something like: public class MyClass { lock(sync1) // All three vars protected by same lock declaratively (via internal object named sync1).....more >>

How do you add a comment description to your functions and properties so that they will show up when you use the Intellisense QuickInfo or member list? I've tried regular C++ comments but that didn't work. ex. //Dump test function void MyFunc(int value) { .... } I've also tried regular...more >>

In java I can make documentation of all API I created. In C#, there is tags such as <summary> for documentation. However I don't know the tool like java tool. How to do so? Thank you. ...more >>

In the following code snipet, what does this code do? Where does it return a bool to... OS? Does it import a User32.dll library? The code is part of creating a singleton [tempate] instance of an appication. The complete code is located at http://www.c-sharpcorner.com/FAQ/Create1Instance...more >>

I gota scoot here so I gota make it quick :) I'm doing a conversion from 2 different databases (2 different software versions) I have each table stored in a Datatable, and I'm going to append the columns from V1 that I need to the V2 table. After creating the tables (works 100%) i run thi...more >>

Is it possible to load an assembly at runtime using reflection where the dll does not have a strong name and is not in the GAC? If not, is it possible to put an assembly into the GAC without a strong name? I'm using the code below (which fails on the load as it needs an assembly name not a ...more >>

hi every one, can anybody tell me how can i make system independent exe. file of my project which can run on any computer even those which don't have .Net installed on them...more >>

Question when I'm using property of Point (or Size) type in User Control. In design time while adding the control you can edit X,Y each one. I want to create my own struct like point to be able to appears as point in designer. In my case I can see only ReadOnly "10x10" in Properties view whil...more >>

I'd like to know if it is possible to reuse the WebBrowser control in a page? The idea being the retrieval of your.homepage that can then be converted to an image displayed in my.homepage where my.homepage would also include other content. -- <%= Clinton Gallagher, "Twice the Results -- H...more >>

Hi all, I'm reposting this, as I feel that it may have got buried. If anyone can help me then I'd really appreciate it... I am trying to read information from the GAL using C#. I am able to return a list of all the addresses and names, however, when I walk through each address I cannot acc...more >>

Hi- I know this is common topic, but I don't intend to ask you guys "how" but rather "Where can I find samples or tutorials that actually compile??" ;) I have been attempting to educate myself on this topic for awhile and 3 attempts to download source code and compile have yielded nothing. ...more >>

Does anyone know of a good component for audio(.WAV) playback that supports double-speed/normal/half-speed? I need to provide this control in an .aspx page and control it using C#. I have tried using the DirectX playback but it is very limited and doesn't support variable speed from what I ha...more >>

I want to do a very simple thing -- hit a website and retrieve the html it gives me (in C#). I have to admit I'm a little lost within the MSDN documentation. The best I can figure is I should use HttpWebRequest.Create(URL) to being setting up the connection, but I don't know where to go from...more >>

microsoft outlook example is // Set the criteria for the Date fields. sCriteria = "[Start] <= '09/01/2002 08:00 AM' and [End] >= '2/15/2002 08:00 PM'"; my code is as follows where dt=DateTime.Now.Subtract(new TimeSpan(14,0,0,0,0)): string Filter = "[To] = 'blahblah.co.uk' and [...more >>

Hi, Turns out it's possible to spoof another type with Object.GetType method. If you do this: namespace N { class C { public new Type GetType() { return (String.Empty.GetType()); } } } and then somewhere in the code you do: C c = new C(); Console.WriteLine(c.Get...more >>

This is a weird problem. when doing trying to add a tabpage to a tabcontrol I get an error: Index was outside the bounds of the array. Now this only happens when I call a function from within a callback for an Async webmethod call. My guess is that it has something to do with the threads ...more >>

Hi there, I develop a small .dll file. When I deploy the dll I also attach a xsd file in the same folder. I try to load the xsd file from the client code (window form) but I don't know how to start it give me the wrong path. I am not sure which namespace can give me the method to get the pa...more >>

Hi Friends, How to add ListView as a row of DataGrid (Window Form DataGrid.) Please help me.... Thanking You TusharP. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.766 / Virus Database: 513 - Release Date: 17-Sep-0...more >>

Assume you have a strongly typed collection of a class called Person. The strongly typed collection implements IEnumerable so it can be databound to a server control like a DataGrid. The Person class has several public properties like FirstName, LastName, and Gender. What steps would it take ...more >>

Hi, I know that this is not the very right group, but I can not find better, and I have seen a lot of regex experts to answer, so I'll give a shot: Lets have this string: "<table name='xxx'><br>\nMY_TEXT\n<\table><p>" please note the new line characters. So, using a regex like: "</?tab...more >>

I am trying to develop C# ftp client to upload files to remote host. Whenever, I execute System.Net.Sockets.Socket.Connect method, .Net Framework raises the following exception Request for the permission of type System.Net.SocketPermission, System, Version=1.0.5000.0, Culture=neutral, Publi...more >>

Hi, Sorry for posting this in C# group as well as C++, but i'm desperate for some guidance.... I want to create a mixed mode C++ dll that calls a COM object and returns a managed string. I use the following steps but still get errors: Created a new C++ .Net Class library project Add the ...more >>

Hello, Can anyone tell me how I can add a custom property to a Form, so that it is visible in the designer ? I tried [ Category("MyCategory"), Description("Description"), Browsable(true) ] public int MyProperty { get { return m_MyProperty; } set { m_MyProperty = value; Invalidate...more >>

why does this code not work for me DateTime dt = new DateTime(2000,10,1); Looking in Locals a date of 1/1/1 is created?? According to the overloaded constructor DateTime(int year, int month, int day) should work. Br, Mark. ...more >>

I have written a small app that adjusts the security policy of .NET to allow an app to run from a specific website. The application works fine. I have upgraded recently from .NET framework 1.0 to 1.1. The problem is that my application updates the security policy under the old version of the f...more >>

Does anyone know how to read from the Device Manager. I would like to get a list of all devices and if possible, get some information about each device. thx much ...more >>

I would like to store a text file as an embedded resource, and then at runtime read it in as if it were a text file on the hard drive. Is this possible? --Bruce ...more >>

I'm getting the error: "Cannot implicitly convert type 'MovesDBMigrate.MotionNameElementTypes' to 'int'" for this line of code: m_nameElementTableNames[MotionNameElementTypes.Character] = "Tbl_NameCharacters"; Of course if I cast int to it, then it compiles, but if I have declared the en...more >>

I am writing a class which connects to a database, then runs a stored procedure and returns the results in a dataset. Now I am quiet new to C#, and I was wondering is it better to create my database connection within a constructor (of which I have 3) or create the connection out side the con...more >>

Hi, How do i get my datagrid to display the contents of two related tables setup in my access database, so i can see the plus/minus sign to expand retract the Child details? Regards Darryn ...more >>

Hi all, I know, windows does not care about cases in file names, however, I need to get the file name returned from the FileSystemWatcher case sensitive. Does anyone know a workaround to this bug (at least that's what I think)? Thanks. Dave...more >>

Hello, I am working on Treeview control. I want that, user create tree according to his requirement, can add topic under any node. Then just click update and that treeview data to be stored in MSAccess database. I already created how can he build tree but now unable to store tree data into da...more >>

Is there a more effcient way of removing the spaces from the names for a Enumerated value that has several values when you split it)??? When you do a toString it puts ,<SPACE> between the entries eg. category.ToString() = "cat1, cat2, cat3" What I am currently doing..(and I use this a lot...more >>

Hello, Are there a class within the Framework that support zip which Microsoft has written? I'm aware of the open source SharpLibZip. Thanks...more >>

Hi group, I am writing a RFC Server with SAP.NET Connector to connect to SAP. There are chinese characters passing back and forth. I found that all chinese characters sending from SAP are encoded with UTF-7. In order to let SAP display chinese characters correctly, i also need to enc...more >>

I've been using C# transactions for a while and had no problems with them. Using try catch blocks I can trap basically all possible errors and rollback all necessary data. Over the last few days I've been trying to convert some of this code to SQL Server stored procedures, but it seems to lac...more >>

How can I get the user name who change the folder? I want also to know who mad the changs. myWatcher = new FileSystemWatcher(DirPath); myWatcher.EnableRaisingEvents = true; myWatcher.IncludeSubdirectories = true; myWatcher.Created += new FileSystemEventHandler(myWatcher_Created); myWatcher.C...more >>

Guys, I 've met some strange behaviour of the C# compiler. To reproduce it please try to compile the code below and you 'll be really amazed. The problem is that you can not use an interface pointer variable as a ref-to-object parameter. interface IMy { void f(); } public class My :...more >>

Hello! I wan't to open a Internet Explorer from C#. For this i read the Registry Settings (to check the default Browser - won't do this just without that) string strFilename = "c:\Program Files\Internet Explorer\iexplore.exe"; string strArguments = "http://www.google.com/"; Process Exter...more >>

I intend to establish a setup project including one or multiple windows service project(s). The outcome package should be SELF-INSTALLABLE on a separate Windows 2003 PC. How to do? *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded...more >>

i have the following code: SqlConnection con = new SqlConnection("server=myserver;database=myDB;uid=aa;password=aa;"); SqlCommand cmd = new SqlCommand(SQL, con); con.Open(); dgResults.DataSource = cmd.ExecuteReader(); dgResults.DataBind(); This uses SqlClient and fails on the executere...more >>

I have an application running in the background, visible only by a notify icon in the system tray. I learned from other posts to catch the WM_QUERYENDSESSION and WM_ENDSESSION messages. Now, when I want to shutdown/restart the computer the application exits but the shutdown process does not ...more >>

Hi, I'm using regular expressions to extract some information from my vb.net source code files. I have something like this: 1: '<class name="xyz" description="xxxxxx"/> 2: Class xyz ... other lines of code ... y: End Class I want to extract with regular expression a string th...more >>

I intend to establish a setup project including one or multiple windows service project(s). The outcome package should be SELF-INSTALLABLE on a separate Windows 2003 PC. How to do?...more >>

Hi to all. I have a DataReader that its associated with a connection. My query has results, and i have a class with the same fields name than the table in the database... I would like to know what its the best way to fill the properties of my object with a datareader. Thanks. ...more >>

Hello All I have just joined this group,i found many example of development of IE toolbar or deskband but found noone in C# i am not a core C++ programmer so examples in ATL WTL are difficult to understand, if anyone can guide me a tutorial or sample for deskband development in C#,i will...more >>

Hi i have a big proglem. I want to set the last write time of a file. i try it over the FileInfo object and the File.SetLastWriteTime method but i have allways a difference of one more second ! i am going mad! it is important for me because i want to synchronise files. i compare...more >>

how can I keep track of the first visble line in my datagrid when I drag the vertical scrollbar up or down? To clairfy my need... An example: I wish to set CurrentRowIndex to be the first visible row in my datagrid while I drag the vertical scrollbar. Should I combine an MouseDown e...more >>

I'm writing an application invoking asynchon methods. I envision using the .NET thread pool since it matches well my needs. There is (at least) 2 methods to do that: using ThreadPool class directely or using the BeginInvoke () of a delegate. Does anybody knows any advantages from one me...more >>

I have a window (call X) whose Form Border Style is set to Fixed= single and its Maximum size is set to (378, 484 )=2EIts Maximize= property is set to false=2EIts MdiParent is set to a Main Mdi= Form(CALL M)=2E There is another window(Call Y) whose MdiParent is also set to= the Main Mdi F...more >>

(Type your message here) -------------------------------- From: umesh prasad garnaik Dear I have a datagrid which contains records. I have a select column, when i select it corresponding items should display in the textbox For that i had write the code but not working. protected vo...more >>

Hi All, I have drawn Pie/Bar using some values now I want to capture any segment of Pie or Block of Bar graph if user click on that area. Plz suggest how can I do that . I have to show trendline of that particular segment in new form . Plz help me .... Thanks&Regards Anupam ...more >>

Hi ! I would like to know if there is a class or a library or something else allowing C# to read in a ABC File ( the database file of the exe generated by filemaker pro ) tank you ...more >>

Dear All, I have been convinced by many that C# is the most appropriate platform to transform my tiried old Access 2000 applications into a fully fledge seventh wonder of the world, some of them graduating to MSSQL. My question (Before I go and learn a new language - VC++ is my usual): Is ...more >>