I wish you all a very Happy New Year....more >>

The new ?? operator doesn't seem to be in the precedence table in VS.05 <ms-help://MS.VSCC.v80/MS.MSDN.v80/MS.VisualStudio.v80.en/dv_csref/html/214e7b83-1a41-4f7c-9867-64e9c0bab39f.htm>, and I can't seem to find anything about it online. What's the precedence of the ?? operator? [It doesn't...more >>

I would like to write an application w/ a db, for something like outloook or thuderbird. what are some good db "dll's" that I could look at? Something like hsql, or mdb or dbf? Small, light, all inclusive. (no ms sql server that is huge, something like a few huyndred K and has all). tia, ...more >>

right?...more >>

Are they the same thing?...more >>

Hi, I 've a problem while creating a web method which returns a class object. The actual implementaion of the class using a hashtable which is not serialized by the webservice.. any pointers would be helpful in resolving my problem ... thanx & regards sajid ...more >>

I want to validate the contents of a ComboBox, and if the user has chosen one particular item ("Other"), change the text from "Other" to "Type here...". This doesn't seem to work. The even is firing but resetting the text has no effect. What's going on? ...more >>

Hi, I have some custom colour cursors which I have added to my c# project, and set them to be compiled as "Embedded Resource" It seems impossible to load a colour cursor using the standard Cursor class, so I have had to resort to loading it using the Win32 API, and creating the cursor with...more >>

Hi all ! I have datas in a dataset. I would like to save them in a new table (just created). Do I have to run trought all recordsets with an Insert into statement ? (it takes very long) Thanks...more >>

Hi What's the better way for retrieving a very large BLOB field from a SQL 2000 (image-field)? I'm currently usign a SqlDataReader, but it times out before all data is retrieved from the table field Is there any good approach for obtaining parts of the field (like Reader.GetBytes(...))....more >>

Hi all ! I have a table in my database, which has 3 attributes. IDFailureControl, ControlDate and ControlVersion. In the following function I test, if the date of today allready exists. Then I would like to write the new ControlDate or Version into the database. First i update the dataset,...more >>

Hi, I have built a windows service in VS2005, C#. I am curious about the proper way to add the WindowsService2.exe.config to the setup project? Right now I am adding a custom action to the Application folder for the "Primary output from WindowsService2 (Active)" However my WindowsServi...more >>

I was writing some routines which could do bitwise boolean operations on byte arrays, and I ran into what I think is a bug with C#'s unsafe code. I am pasting a console application below. Can anyone give an explanation, or has this type of problem been reported already? Thanks. using System...more >>

Hello everyone, I would like to export data from a DataTable to an Excel-file. I have tried this using Interop (with the Microsoft.Interop.Office.Excel.dll) but that seems to be a hard job. Does any of you know another way to do this? If not, I will have to get trough the Interop... ...more >>

Today was my first experience using WSE filters in SOAP clients. One of the simpler things I wanted to create was an OutputFilter/InputFilter pair that calculates response time by having the OutputFilter store the start time in the SoapContext for the InputFilter to subtract from the end ti...more >>

Hi, I am using a function to hash a string value: public string generateMD5Hash(string input) { MD5 md5Provider; // MD5 provider instance // generate byte code for input byte[] inputData = ASCIIEncoding.ASCII.GetBytes(input); // compute MD5 hash md5Provider = new MD5CryptoServic...more >>

I have a dataset with one table, which has four columns. All are of type INT. I need to convert this dataset into a dataview so I can sort on the last three columns. I may sort one of the three or all three at once. This dataview will display its results in a winform datagrid. Right now, I...more >>

I have done a little reading on Microsoft's User Interface Process Application Block, and I am thinking about investing a couple of days learning it. Is the AB still current under .Net 2.0, or is it now obsolete? Is it worth the effort to learn? Thanks in advance for your help. David Veenem...more >>

What's the best way to parse a currency string to a decimal given the possibility of multiple currencies? That is, my numeric string can be ($12.00) or -=A312.00; in either case I want -12.00 to be returned. I understand that this may be slightly difficult given non-symbol currency strings (F or...more >>

I LOVE THIS JOB !!! For everyone, who needs money. Are you on the search for a lucrative source of income? Would you like to work of at home out of, without yourself you someone makes directions? Would you yourself like to determine, when, how much and like often you salary? Work for yo...more >>

I've written a class to automatically produce a Google sitemap file for my ASP.NET projects. What I'd like to do is automatically run this when I build my project so that a new sitemap is produced whenever I make changes. I can make this into a console app, if it makes the job easier. Can ...more >>

Hi all i'm trying to split a string without a separator example: 0011010 = s(1) = 0 s(2) = 0 s(3) = 1 s(4) = 1 s(5) = 0 s(6) = 1 s(7) = 0 s there a way to fix this regards maarten. ...more >>

Hi! This is probably not the right NG but i will give it a go. When i create a document.xml file of my code, it's totaly unreadable for the eye. When i created a document in Studio 2003 it created a HTM, and a XLT file (I think it was XLT, some sort of layout) Why isn't this create...more >>

Hello, I created a new script in ACT and I started the test for 1 connection and 1 iteration. The result was Ok (HTTP 200 and 302) When I increment the number of iterations the result is still Ok. The problem arrives when I increment the number of simultanous connexions (~10) : I have s...more >>

I use WebRequest.Create/WebRequest.GetResponse to handle HTTP request in a VS2003 project. I got HTTP violation exception on some of the machine. So I did the research, and found to put <useUnsafeHeaderParsing ="true"> in app.config can fix the problem. But the app.config cause problem on o...more >>

Back in the "old" days with C, I used to do something like... struct { char Description[20]; float price; } Items[] = { {"Apple", 1.99}, {"Banana", 2.04} }; If I wanted to do something similiar (and I do), does anyone have hints for an obviously new C# programmer? Any ...more >>

Hi, I wish to refresh the parent form and pass the new values from child form. How can I do it? Thanks ...more >>

Hi, I have a windows form app which would benefit from the new application settings support in VS2005. Say that my form has a single textbox on it. When the form closes I would like to save the text in that textbox as part as the user level application settings. When the application re...more >>

Form1() has a selection menu for the user. Form1() calls Form2() with menu selections. Form2 opens a Crystal Report viewer. How do I this.Close() the Form1 properly so the user doesn't have access to the previous selection menu when the CR viewer opens. Currently, the menu stays open be...more >>

I am a novice in C# and need help. I want to write a simple program to read a bunch of files from a specified directory and rename those files in a sequential fashion., changing a bunch of image file names. For example, changing: a011.jpg a 011.1.jpg i234.jpg to img001.jpg img002.j...more >>

I have a list of DateTime objects stored in a collection: SortedList<DateTime,Object> MyDates=new SortedList<DateTime,Object>(); The dates, which can be accessed via MyDates.Keys, are stored in ascending order. What is the fastest way to find the MAXIMUM date within 'MyDates' which is LESS...more >>

Hi, there, I have an xls file, and need to get the number of nonempty rows from one worksheet. How to know what is the last line of this worksheet? I am using Microsoft Excel 9.0 library, Excel 2000, and C#. Thanks, Gary...more >>

Greetings all. I have a program that I've written in VB6 and now want to re-code in C#. But I have a problem in that there is no LabelArray in C# like there is in VB6. Is there any easy way to do this VB6 LabelArray in C#? Scott ...more >>

I created an addin and wrote a class that inherits from System.Windows.Forms.NativeWindow. In the Connect method, I created an event handler to listen for DTE.Events.DocumentEvents.DocumentOpened. In the handler for DocumentOpened, I call EnumChildWindows. In the callback for EnumChildWin...more >>

Hi, What the name of the control that is used in Visual Studio for the Properties Window, Solution Explorer, etc Thanks in Advance ...more >>

Hi, I have a DLL with unmanaged function written in C. I need to call from managed C# code, where should DLL have to placed, bin folder system32? And can this location be changed. I haven't found anything useful in this regard on MSDN documentation. Thank you ...more >>

Hello, I'm trying to add a DirectorySecurity ACL entry to an existing directory (based on some code I found in the msdn). However, this code only works on local machines because I can't specify a server to resolve the identity, so when I try on a remote machine it just can't find the user. ...more >>

Hi all I ma having problem in sqldataadapter. In my sql database i have one table containing column name as 'Name and address'. Here 'and' is reserved word which i am using in column name. In sql server at a time of inserting data into the table it is working properly. But when i try to ...more >>

Hi Guys, I'm trying to set the property of AppFriendlyName to a IIsWebServerSetting class in an IIsWebServer. However, when I take a look in IIS manager, under the AppPool tree it just says "ROOT" instead of the name I have specified. ***************************************** string theDom...more >>

Hi I have occured a very strange situation. The scenario is as follows. I have two buttons in the form. First button is Load button and the second one is Delete button. As the name suggests when 'Load' button is clicked, some data is loaded on the screen. When the Delete button is hit, this...more >>

Hello everyone, Im writing an application which is printing pricelabels. Im using a label printer which has certain device specific fonts, which are not available through installedfontfamily. I=B4ve learnt that i must write my own enumfontfamilyex function in c# . Im not quite sure how to do...more >>

I have an application that use log4net for operational logging. I store some user data elsewhere and need to tie the two together. To achieve this I pass the ThreadId across on the user table so I can see what thread the user was running under and then look in the log4net table to see what the...more >>

Hello All, What is the scenario in which creating & unloading appdomain (other than the default appdomain) is required ? Kalpesh ...more >>

Hi, I am writing the program which will capture the incoming HTML in web browser and do some modifications in it and then display in IE. It works fine when user gives new URL. But if user clicks "Refresh" button, I am not getting any event. So my program doesn't work properly for Refresh. Can...more >>

Has anyone of you a list of Web sites that covers articles and techniques about C# and .NET? Br ...more >>

Are there any Open Source tools available for XML to XML mapping using XSL? I should convert one type of XML message to another type. One solution could be XML Mapping tool. Cheers, ...more >>

MyEXE loads myDLL at runtime using Assembly.LoadFile("myDLL.dll"). Then I create an instance of a class contained in MyDLL using Reflection. When I terminate the debug session of my EXE file, the DLL remains locked and cannot be overwritten. I can only exit VS and reload. Is there any com...more >>

hi all, how to debug windows service in c#.net thanks in advance Regards, Tulasi ...more >>

Have both .Net framework 1.1 and Framework 2.0 installed in my machine But, am unable to find out system.codedom.dll in my machine, one which, my application needs. Am not finding this dll in entire machine. Can anybody help me in getting this dll? Advance Thanks, Raja ...more >>

Hi, Does someone know whether it is a bad practice to create exception objects through reflection and throw them? I want to use this in order to dynamically convert from an integer errorCode to an exception (via a map errorCode -> typeof( Exception))? Assembly excAssembl...more >>