I'm looking for a good Freeware autorun maker for my C# application.Any suggessions? Thanks ...more >>

Please help with reading fields in a text file. I need to get the index name, (ticker field in text file), Please see one file as an example (There are actually 1000 files) If we open the file, the text includes Header and data TICKER>,<PER>,<DTYYYYMMDD>,<TIME>,<OPEN>,<HIGH>,<LOW>,<CLOSE>,...more >>

I have a COM Server I wrote according to a book I have in C#, VS 2003. I can call the object fine from a VB Script, however, if I try to import the type library into Delphi 6 I get a "type not validated" error on Byte, Double, and Single variable types when trying to compile the package. It a...more >>

Any tutorials / samples on how to call a shell32,user, kernel function from C# thanks, ----------------------- Posted by a user from .NET 247 (http://www.dotnet247.com/) <Id>ggZviDuAt0+dTZLvBvWX5A==</Id>...more >>

I tried making a 3x3 array like static int[, ,] Table = {{1,2,3},{4,5,6},{7,8,9}}; The example from the docs is for a two dimensioned array and it works fine. Are dimensions greater than 2 disallowed?...more >>

Hi, I have the following binary data: StringData = 800006000000; which is equivalent to the following: byte[] bytes = new byte[6]; bytes[0] = 0x80; bytes[1] = 0x00; bytes[2] = 0x06; bytes[3] = 0x00; bytes[4] = 0x00; bytes[5] = 0x00; How can I parse the string StringData to the ...more >>

I am trying to convert the value of a string to a defined enum value such as follows. public enum MyEnum { One, Two }; string MyString = "One"; // or even this is fine string MyString2 = "MyEnum.One"; // This doesn't work (obviously), but effectively this // is what I am trying to acco...more >>

Hi, I have the following binary data: 0x800006000000 which is equivalent to the followin byte[] bytes = new byte[6]; bytes[0] = 0x80; bytes[1] = 0x00; bytes[2] = 0x06; bytes[3] = 0x00; bytes[4] = 0x00; bytes[5] = 0x00; How can I parse the binary to the quivalent byte array? T...more >>

Greetings, I was wondering if it is possible to compile two C# source files at the same time? I am attempting to use the code below from a Command Prompt, but am receiving an error: csc C:\C#\C#_Samples\frmMain.cs frmInstructions.cs [Note: "frmMain" is the first form which, in turn, cal...more >>

Hi, i currently know how to instantiate an object which has no parameters in the constructor. but i have objects which do have parameters in the constructor, how do i go about instantiating it. can some one please point me in the right direction? i have looked into the activator, and i...more >>

This is probably a C#-101 type question, but I've struck out on finding an answer. I am setting up a class with a few overloaded constructors. Inside those constructors, I would like to call the "default" zero-argument constructor. The compiler gives me an error "PC_StreamBuffer is a type but...more >>

Hello all, I've been blazing through John Sharp and Jon Jagger's "Microsoft Visual C# .NET Step by Step" book, but I've hit a bit of a roadblock once I made it to the database section. Specifically, chapter 24, "Using a Database." Can some kind soul help me get my machine in a state that I ...more >>

I have a simple class that is Serializable() so that I can read/write it to/from disk. Functionally it works great. However, I soon learned that if I added a field or property to the class that I could no longer read the "old" data that was written. The error I get says that the component ...more >>

Hey guys, I'm try to write a very simple winform app that allows the users to send an email. I use the System.Web.Mail MailMessage class for this. But when it comes to adding an attachment, something appears to go wrong. After I execute the following code, the MailMessage appears to have an ...more >>

Hey Guys, I'm trying to write a very simple thing that allows a user to send an e-mail from a windows form app. I use the System.Web.Mail MailMessage class for this and then send my e-mail through a smtp server. The problem i have is with adding attachments. I use the following code publ...more >>

Hey guys, I'm try to write a very simple winform app that allows the users to send an email. I use the System.Web.Mail MailMessage class for this. But when it comes to adding an attachment, something appears to go wrong. After I execute the following code, the MailMessage appears to have an ...more >>

I am returning a datetime from SQL and need to populate a field with just the time... I have tried: DateTime.Parse(TheTime.Hour.ToString()) + ":" + DateTime.Parse(TheTime.Minute.ToString(); But that does not return the correct HOUW format. Any suggestions? Marty ...more >>

Is there a special variable or anything that *in code* I can check - I only want to messagebox in debug build. ...more >>

Hi y'all, This is the wrong venue, but I have C++ question. I was playing with VS 6.0 and tried this program: #include "stdafx.h" #include <iostream.h> class prop { private: int x; int y; public: prop(int x, int y); int& X(); int& operator= (int); }; prop::p...more >>

I have an Array of a struct that contains int's and a string. I would like to display that in a DataGrid, how do I do it? There will be an extra field that will get updated which is not in the struct, how do I account for that?...more >>

I want to write one general purpose set of code that will handle the population (where required) of all controls on a form. Though I'm new to C# my instinct is to somehow hook into the Load event of the Control class, as this should [hopefully] get inherited down to all of the controls. Tw...more >>

Hi, who can use MSDE 2000? If I develope an application with C# having MS Visual C# .NET 2003 Standard which uses SQL Server, can I distribute my application with MSDE? 1qa2sw ...more >>

Hello, Is it true that in C# we can't modify directly a character in a string? I can't find the method anywhere. I would expect something like this should work,but it doesn't string myStr = "blah'; myStr[ 3 ] = 'e'; Thanks in advance for your comment. ...more >>

I have a simple Window Service that loads up a list of Folders to monitor, along with parameters for a maintenance profile. Every time the interval is reached, the Window Service spawns off a Worker thread: .... _ActiveThread = new Thread(new ThreadStart(_WorkerThread.ThreadStart)); _Activ...more >>

Hi, I need a license (can be scanned one) for the MS Visual C# .NET 2003 Standard. Can anybody send it to me? 1qa2ws ...more >>

I'm hoping someone may be able to help me. I have a page the displays information "content.aspx". At the top of this page I show a "breadcrumb". The breadcrumb is a templated custom control. The breadcrumb has it's code behind page, which accesses a class (.cs) file for information. her...more >>

When I export the contents of a datagrid to excel, the leading 0s of the first column are truncated. Is there a way to keep this from happening. I am using the following code: private void ExportToExcel() { Response.Clear(); Response.Buffer = true; Response.ContentType = "a...more >>

I have an application where I added a comment as the first line of my Config file, as I found out I can't do this. However, an entry was made in the event log about the error (Source = .net Runtime): The description for Event ID ( 0 ) in Source ( .NET Runtime ) cannot be found. The local compu...more >>

Hi everyone, I'm developing a custom control that basically draws a circle. However I notice that when I resize a form that contains the control, there is a lot of flicker. I suppose that is because I'm not clipping using the ClipRectangle property of the PaintEventArgs that comes with the ...more >>

Hi, I am going to be undertaking a large project that I am going to write in C#. I want to use an object oriented database to reduce development times and allow me to write clean object code without cluttered ugly sql and O/R mapping code. Ideally I would like to be able to just write my co...more >>

I have tried (apparently in vain) to correct the constant "connection timeout error" in asp.net pages. We have switched to Applicatin Data block, with little success. We have combed through all of our code to make sure that datareaders are closed and resources deallocated and still, we get the c...more >>

I am new to VsC#. Am working on Visual Studio .NET Pro 2003. I wrote a solution that is a form containing 2 buttons. Button1 uses folderBrowserDialog to select a directory. Button2 uses saveFileDialog to get a file name. Then the file names from the directory selected are then written to t...more >>

Have googled and read the VS=2ENET documentation can't seem to get= the answer to the following=2E Environment: Framework 1=2E1 VB=2ENET WinForm Access database Using all automagic tools (DataAdapter Wizard with generated= Dataset and generated Select, Update, Insert and Delete= command...more >>

http://www.print-it-011.blogspot.com << The Greatest News Ever ! ...more >>

My question concerns C# Windows Forms user controls. I have created navigation user control. It gets the consumer application parent control's (a Form) CurrencyManager to its bindable property. In the user control, any change in the CurrencyManager position is displayed OK. The problem is that ...more >>

Hello, I need to create picture containing number that I will write in the picture. I need it to show it to the users of my application and they will write the number in a textBox, so this is to prevent automatic activities with my application and to keep bots away. But I have no idea how can...more >>

Hi I got a C# form that imports a DLL i developped. I need this DLL to find the form's window handle (using FindWindow API function for example). I thought doing this by using RegisterClass function for my form class name, but i did not manage to get it work. Is there a way to do this ...more >>

Hello How can I access another application window's Text? It is ilistview if seen by spy++. I know we have to get the windows handle and read the text. But I cannot seem to find any c# code for that. Any ideas ? suggestions ? Demos ? Thank You _________________...more >>

I want to catch the Closing event for my form. I created a test windows app using the wizard. I then create the Closing event by clicking the lightning bolt on the properties pane. The code is added to the app but my app won't compile. It generates a "Test.Form1.Closing() denotes a 'method...more >>

Hello ,I am trying to do something like that in order to write content of one xml file to other : XmlDocument xml_new=new XmlDocument(); File.Copy(this.file_name,xml_new.Name); But it fails,why? Thank you! *** Sent via Developersdex http://www.developersdex.com ***...more >>

When multiple objects (say ClockA, ClockB, ClockC ...) from the same class (Clocks)have the same delegate ( say secondTick) that calls the event handler serviceClockTick, do the events stack up in a some sort of a queue, do they preempt each other safely, does a preempting event push an existi...more >>

I've been a little out of the loop--has ASP.NET 2.0 been released yet, or is it still in beta? *** Sent via Developersdex http://www.developersdex.com ***...more >>

Enterprise Distributed Technologies is happy to announce the immediate release of edtFTPnet 1.1.6, the popular .NET library for embedding full FTP capabilities into .NET applications. edtFTPnet is Open Source (LGPL) and can be freely embedded into commercial applications. It supports a wide ra...more >>

Hi, Im reading some examples in internet about classes, and i see in some cases that the name of the classes should be like nouns (for instance: class person, inside namespace company, inside of another namespace called country)... But in another webs, i see that there are people that cal...more >>

Hi, i am baffled with this simple problem. I want to try and pull out some info from a datatable, using a sql query. i don't want to use a stored procedure. How do i phrase my commandtext? i've messed around with "+" symbols and extra apostrophes with no success. see my code: priva...more >>

Hi, I am trying to get asynchronous fetching of data from sql server database. I would like to show the progress of fetching records in GUI. Is there any simple/complex steps for the same in C# using ado.net. Please help me. Have good day. Thanks for your help in advance....more >>

I made a window service with c# and when the machine were the service is installed is reset and start again, the service is started but it doesn`t go, i stop and start the service and it goes perfectly, what can i revise?...more >>

Hello, Is there a way to avoid an event to be raised programmatically ? As an exemple : ScrollBar.ValueChanged is raised when the value of the scrollbar changes, whenever the user moved the slider or some code has been executed which changed the value of the scrollbar. How to avoid the second...more >>

Quoting from MSDN docu: "This enumeration has a FlagsAttribute attribute that allows a bitwise combination of its member values" I don't get it, how can I check if FileSystemInfo.Attribute has the Hidden and System attribute, or maybe only one of those? Edgardo...more >>

Hi All, i have a datagrid table that contains customers names, and a textbox which the user enters the customer name and the datagrid's dataset is updated so the customer name will be first. anyway i want to that user will be able also to navigate with the down and up arrows throw the names...more >>

Hi, I want to read a text file, and then write it into dataset. Is it possible? or Is there any solution that read text file into DB? ----------------------- Posted by a user from .NET 247 (http://www.dotnet247.com/) <Id>x/Vs9+Nw2U6Px6tC6dj55w==</Id>...more >>

Hi, my question is concerning the visual studio .net 2003 environment. In C++ projects for example, it is possible to define different postbuild codes for debug configurations and release configurations. I have tried to use different postbuild scripts for these two configurations for my C...more >>

I'm installing the dot net framework and it was stuck on "Time remaining: 6 seconds" for a while so I started to time it. After 25 seconds it went up and said it had 10 seconds remaining. It's now just finished another 3 minutes later. Is there such thing as a Microsoft second?? ...more >>

Hi to all, let's say i have a form with 2 buttons and 3 textboxes on it. Is there a way to Serialize the form so when i de-Serialize and cast it to a Form, i will get back the original form with the textboxes filled with their original values ?? I have built an app that i want to have the v...more >>

Hi All, I have a question about how to use the final product I build with dotnet. I used to work with VC++ 6, and there was an option in the project settings to either use the MFC dlls or build the exe in a way that the MFC dlls are not needed (if I am not mistaken, the term was statically ...more >>

Hello every body, please help me in this problem i have written the following C# code in VS.Net and when i run the window application i have got 'System.NullReferenceException' so please if anybody can help reply to this message. portion of the Code [STAThread] static void Main() ...more >>

Does anyone knows a good example of how to encrypt/decrypt a string? Hrcko ...more >>

Hi, I tried google and searched the old posts -- with no success. Like a zillion of people before I have a problem when rendering transparent PNGs with GDI+ and the C# Graphics class. The image shows am object on a transparent background. I get ugly artifacts at the object's edge where th...more >>

When I try to Messagebox.Show() a string that is 197680 or more chars long, my call is simply ignored, no error is thrown, the call is simply ignored. 197679 chars or shorter is shown correctly. Is it a XP or dotNet bug? Kind Regards, Allan Ebdrup ...more >>

Hi. I imported a .dll in my C# code and call a C function that takes a struct of pointers of functions as callback functions. It seems to work fine (the callbacks function wrote in my C# code are called) for this part, but then crashes. When it crashes Visual offers me to use a debugger,...more >>

Hi, Under the current scenario I am fetching around 700 records in an application and keeping the recordset open. The reason being the user wants to navigate through the records anytime. I am not sure if it is the best practice. Also, I have a problem. When I add a record I have to refresh ...more >>

Hi i found this in an example class, but never saw this syntax before. thais was inside a derived class of a combobox public ComboBoxExItem() : this("") { } public ComboBoxExItem(string text): this(text, -1) { } why isthe method followed by : this ("") ? ...more >>

Hi I'm starting an external process that writes data to stdout, and I want to get back these data. So I use myProcess.StandardOutput (everything is correctly set, I can read the data). to read data, I use myProcess.StandardOutput.ReadLine( ). (the data is text). The doc says that if there is...more >>

Hello, I've read quite a lot about .NET and C# now. It's no big surprise, it's not that difficult since I know C++ and some Java. But it's all passive learning. Is there any free tutor, or a good book that gives you some real excercises? Is there a free IDE I could use? Thanks. ...more >>

Hi all, starting from about a week ago I have strange behavoir of VS2003. All .NET forms in designers are loading very slow (about 5 min) and the processor load goes to 100%. I can't remember to change something in the options or installing something unusual (may be just testet CLR Spy,which ...more >>

Hi, I have a problem. I don't know how to create lowpass, highpass and bandpass filter. I capture the sound using CaptureBuffer from DirectX library. Then I create memory buffor as follow: int BUFFER_SIZE = 100000; byte [] data = (byte[])captureBuffer.Read(0 , typeof(byte), LockFlag.Non...more >>

Hi I've create a custom attribute class "MyAttribute" with [AttributeUsage(AttributeTargets.Property)] Is there a way to get the type of the property myAttribute is applied to? I need to raise an exception if "MyAttribute" is attached to a non-string type of property, for example. In othe...more >>

Hello. I'm making a Windows service with C#. This service connect a comm Port when start and disconnect it when stop. I use an EventLog class to write information about this service, by example, when the port get connect or disconnect. All work ok until the moment when the computer shut...more >>