Hi, I've been struggling with this POST problem for more than three hours now, and don't see any light. Below is the troublesome code snippet: System.Net.HttpWebRequest req = HttpWebRequest)System.Net.WebRequest.Create(URI); byte[] bytes = System.Text.Encoding.ASCII.GetBytes(Parameters);...more >>

Hi, For some reason, when i step over this code, it returns the full byte stream im expecting from the server, however when I let it run with no intervention, it only seems to grab a small chunk on the stream. What am I doing wrong? There is more code than this, but this is the problem code...more >>

I've got a simple database that I need to create, and then I'll probably use something like a data grid to display to users. It won't be anything major, a few tables, maybe one relation, then just display, add, and delete. Since I've never delt with anything that involves a DB, I have been l...more >>

Hi, I have several gigabytes of CSV files - coma seperated variables (in text) I find the converting to numbers is a bit slow, to double or int seems about the same, using split seems to take longer than substring, seems no alternative to parse/tryparse. although I havnt tested to see wich is ...more >>

We have a form where there is a like 10-15 fields and it performs a length formula calucation each time field value changes. Using validate event is not a option as validate wont fire on Menu click and other events on toolbar click. Right now we have it Value changed i.e entered into control (...more >>

I'm trying to lock a text file, read its contents, make the text file empty, then unlock it. I haven't been successful at it yet. The following code is what I've tried, with no success, because the file stays locked even after the function finishes. FileStream fs = new FileStream(fullPath, Fi...more >>

I have an application that runs fine on XP Pro machines but usually doesn't work on XP Home. It doesn't crash or report any missing objects, it just doesn't communicate well. Not sure what the exact problem is because some parts work and some don't. No errors, just doesn't work. the progra...more >>

Is it possible to remotely host custom types? Some background... We have an application that uses custom user controls as 'templates' for entering certain kinds of data. The application is designed to get a list of the possible user controls / templates from the database. The user contro...more >>

Make a WebBrowser control, and make a bunch of timers / threads that continually call WebBrowser.Document.Write. Eventually, this happens: DisconnectedContext was detected Message: Context 0x1a1530' is disconnected. Releasing the interfaces from the current context (context 0x1a13c0).This ma...more >>

I am storing a printer name in the registry. If its a networked printer, it stores as so: \\server\printername. When I pull that value in code, and throw it in a string, I get \\\\server\\printername. I get why this is happening, but I have a legacy dll that I need to pass that value in...more >>

I've got a custom Panel that draws a colored border for me. Works great, however a new problem I've run into is this. I have the custom panel, then I want to put another panel (just a Windows.Forms.Panel) inside it, and dock it to the top. When i do this, the docked panel paints over the bo...more >>

Can you make volatile structures in C#? I have a static class, to have "global" variables. This allows the whole program to see them. I make them "volatile" to avoid multi- threading accessing issues. That works. THE PROBLEM: In that static class, I want to combine some variables insi...more >>

Consider this a continuation of 2/27/2007 thread by Zytan entitled"Subject: Does C# have static local variables like C++?" In C++: void mysub() { static double x; blah; blah; } In C++ the variable x retained its value for subsequent entries into the method That bein...more >>

(VS2003) ? int.Parse("2.0") error: identifier 'int' out of scope ? "foo".IndexOf("o") error: expression '"foo".IndexOf' out of scope For the love of god, why is int and other basic stuff out of scope in my Command window when I'm debugging? VB doesn't do this, is this a C# thing? Pau...more >>

Hi, I have a Label on a Windows form (Version 1.1.4322) and while I iterate recursively through a method I want to show the name of the current file being copied to another directory. The Label is not visible until the backup begins, at which point I resize the form to show the Label an...more >>

How do you convert a hex string into a double using C# in framework v2.0? I've seen this question answered before, but apparently something has changed in 2.0 that negates the old solution that I've seen. The code: DoubleVariable = Double.Parse(HexString, NumberStyles.AllowHexSpecifier); ...more >>

Hi group, i'm setting a (long) string in my textbox textBox1.Text += s + Environment.NewLine; but if the text is longuer than the visible capacity of the textbox, I can't see the end of my text (that is the most important), even if the scrollbar is set. I would like to see automatica...more >>

UPS Rates & Service is an xml method of requesting rates on shipping out boxes from the "checkout" point of online shopping cart software. Well, I have gotten my c# project all the way to the point of having all this information stored in variables ready to place in UPS Rates & Service xml. How...more >>

Hi.. I have two word applications in byte arrays. I need to mege them and combine into one document and prompt the user to save the merged document. madhu ...more >>

I have an issue that I'd like some oone to explain to me. In a C# DLL I have a several const strings defined as such: namespace ns { public class strings { public const string string1 = "XYZ"; public const string string2 = "ABC"; } }...more >>

I've tryed to something lik this and got "Object reference not set to an instance of an object." Dim myarr(,) As String myarr(0, 0) = "aaaa" myarr(0, 1) = "bbbb" myarr(1, 0) = "cccc" myarr(1, 1) = "dddd" Thanks. ...more >>

Working with database in C# Pocket PC Hi all, I want to develop an application that work with DB on pocket PC. I have added the DB to the project from Menu->Data->Add New Data Source. I want to insert some Rows in a table of this Db. I know that I can create a connection and insert values wi...more >>

Hi All, What is aphysical path of GAC. ...more >>

Hi All, When an object is not is used for a long time, it will be removed by Garbage Collector. How can we avoid the Garbage Collector not to remove the object though it has not been used for a long time. ...more >>

Hi, I am porting an app from Framework 1.1 to 2.0 and I am now using Dictionary objects instead of Hashtables. There are some lock (theHashtable.SyncRoot) statements in the 1.1 code and I replaced those by lock (theDictionary) statements. I did not note a difference, but I wanted to ...more >>

Hi All, Iam developing a web application using VS 2005 asp.net 2.0 with C#. I have my base class in "App_Code" folder and i have another folder called "Users" where i have developed a user control called users.ascx. Now in my Users base class i have some properties like FirstName,LastName a...more >>

Hi, I work on C#.Net. I am working on some application which as a requirements of downloading files and extracting data form web pages, and i have a probelm in doing so sometime i am required to log into the site to get the data form those sites. I wanted to knw how can i log into those we...more >>

Hi, I work on C#.Net. I am working on some application which as a requirements of downloading files and extracting data form web pages, and i have a probelm in doing so sometime i am required to log into the site to get the data form those sites. I wanted to knw how can i log into those we...more >>

Hi All, Is it compalsory to impliment all the methods defined in the interface by the derived class. ...more >>

Hi All, By using Virtual and Ovverride specifiers we can change the functionality of the methods in the derived classes, then why we go for Abstract classes. ...more >>

보낸 사람: "somequestion" <somequestion@gmail.com> 제목: userControl and WindowForm 날짜: 2007년 4월 5일 목요일 오후 11:31 now ...there are 2 control A and B A is Form control and B is UserControl A : Form {} B: UserControl {} i'd like to make inherit both userCont...more >>

Hi, I hope I dont make a mess of this question, as Im new to c# my terminology is a bit of, here goes. Ive started to make a windows application and Ive added a usercontrol from another program, which had already been layed out, and Im trying to understand the workings of this user control. I t...more >>

Hi, I need an equivalent of ZeroMemory in c# 2.0. The below does not compile because it cannot convert 0 to T. I plan to use the method for numeric Ts only. public static void Zero<T>( T[] o, int offset, int length ) { for( int i = 0; i < length; i++ ) { o[ offset + i ] = ...more >>