What control does Visual Studio .NET use for all the properties. It's on the bottom right and is almost an editable listbox. thanks...more >>

It appears most of the delegates in VSNET have a sender parameter and an eventargs parameter. Even if the eventargs parameter is empty. What are the benefits of following this pattern when developing my own delegates? i.e instead of public void MyDelegate(string parameter); we have public vo...more >>

i wrote following code: DateTime t1 = new DateTime( DateTime.Today.ToFileTime() ); Console.WriteLine(t1); and got a output of: 0404-5-3 16:00:00 instead of 2004-5-3 16:00:00 why could this happen? -- Justin Shen <www.cnblogs.com/hush> ...more >>

Hello all, I'm stuck here (nothing new in this world). I have a program, that runs fine on my computer (where I actually developing C# Windows app), but appears to be buggy on another computer. Same Windows versions, same .NET Framework... Is there something I am overlooking ? Below I h...more >>

hi does anyone know where i can find a sample that explains remoting. i need one that hosts the objects in IIS server . but i am using a C# app to access the remotable objects. in the IIS i have a small asp.net application (which has only 1 page) <?xml version="1.0" encoding="utf-8"?> <conf...more >>

how can i acess the members of an array that i put into a arraylist, like this: int[] dez = new int[5]; ArrayList arList = new ArrayList(); arList.add(dez); I want to get the dez[3] value. []s... ...more >>

Hi all, I'm looking at the Amazon web services and get them to work fine. But on any given call I want to be able to use either the US or the EU schemas which are in the project as two different web references. so basically I would like to be able to abstract the objects in each web service s...more >>

TimeZone Component released The TimeZone component is a non-visual .NET component with a new structure SMDateTime that extends System.DateTime with a time zone. All members from SMDateTime work like the members from DateTime except that they calculate relating to the internal time zone an...more >>

Just downloaded Thunderbird Newsgroup email/newsgroup reader. It's not bad - looks better and has more features than Outlook Express. Especially you can sort messages by many options. Also has option to see only Watched messages not read. And you can see how many replies there are to a th...more >>

Hello... To get the best start in developing a RapidApplicationDevelopent - tool, I would be pleased to hear from anybody with experience and/or knowledge of the subject. To make things short, we've worked for several years on a scripting language, a sort of a markup language. It consists o...more >>

Is this a good solution for the reports of a desktop application using SQL Server ? Is for easy deployment of any simple application ? Please I need to decide for a report designer for windows forms applications using VS.NET, I'm not satisfied with CristalReports. Is this SQL 2000 RS the...more >>

hello, how do i check from my c# class if it is being called from a asp.net application or a windows application? i have some code that reads from the web.config file for webapps, but i want to default the values to something else if there is no web.config (ie: windows). any ideas? thank...more >>

There are several ways of handling Transactions in DotNet. Some of them are 1. Using COM+ Serviced Component. 2. Using ADO .Net 3. using stored procedure What is the best way of handling Transaction in DotNet Enterprise Application interms of performance, maintainance and scalability? Ho...more >>

Hello, Does anyone know where I can get some good tutorials on .NET Remoting? Thanks, Andrew Niemann...more >>

I got private ChokeStatus clientChokeStatus;. In the constructor i got clientChokeStatus = ChokeStatus.Choked; and it is also used in a few other methods, but it keeps bitching The private field 'SI.BitTorrent.Peer.clientChokeStatus' is never used....more >>

Hi, I am trying to launch pdf files (in this case). The test application takes the path to the pdf from a TextBox when the user clicks a button. I have written code that works on my computer, but I have doubts that my method is universal. Basically, in HKEY_CLASSES_ROOT, I look up the .pd...more >>

Hello Newsgroup I'm new in C#, and I was wanting to create a console application involving generating 100 random numbers between 0 and 1000. After running that method, I want to write a method to test if the number is an even or odd number. After that I need to display in the console the small...more >>

How can i copy files with an extension (for ex: .jpg) from one folder to another ?? ...more >>

In C# these are equivalent, right? if (ReferenceEquals(objectA, objectB)) { } and if (objectA == objectB) { } ...more >>

I am looking to paint some object on my text box. How do I accomplish this, since there is no Paint event for the TextBox VJ ...more >>

I am currently developing an application which will primarily run as a service that starts with Windows. However, I want to also have an 'administration' tool that can be run that controls various aspects of the service (not simply start/stop). What methods exist to communicate between these two...more >>

Hi! I've been experimenting with server side custom validation and I can't make it work. I have a text box which I'd like to validate by sending the content to a web service which will check it and return 0 or 1. I've added a custom validator control in VS .Net 2003. The code looks like thi...more >>

Hi, I don't seem to find any c# methods for memory mapped file. Does C# have any? Or it is using different name? Thanks. Jan ...more >>

I have a .net client/server application using remoting, and I cannot get the custom exception class to pass from the server to the client. The custom exception is derived from ApplicationException and is defined in an assembly common to the client and server components. The custom class merely de...more >>

How do you test to see if a Registry Key & a Value exsist? ...more >>

Hi, Is posible to make incremental search of some databse (table) with c#. I am looking for some example. I know how to do that with Delphi, but I am new in C# .NET and I need your help. Is possible to search database without SQL commands? Thanks ...more >>

In a WinForms application with a DataGrid bound to a DataTable, if I change the DefaultDataView.Sort property the order of the data in the grid does not change. If I change the Sort property then reassign the DataTable to the DataGrid's DataSource the DataGrid does show the new order. If I...more >>

Hello: I've seen several recent threads on this, but I'm still not clear how to reference a *method* on one form from another. I want to add a customer in the child form, and then update the customers grid in the parent form. frmCustomers is the parent, and frmAddCustomer is the child. In...more >>

Hi I'm trying to get familiar with Visual Studio .NET. I've built a project in C# as an executable on an XP box. When I copy the executable to another XP box and run it it complains: mscorwks.dll could not be found. I can't install the Framework on the that machine, so the question is, can I bu...more >>

I am having problems with custom exceptions in COM+, I have read the article in MSDN (march 2004) and implemented the correct features.... The custom exception class derives of ApplicationException and also has the [Serializeable] attribute and has a Serialization constructor and overriden imp...more >>

I am looking for ways to store a picture file as a data element in a XML file. Is the below the best option available, to convert a picture file to string format.. string data = null; Bitmap bmp = new Bitmap(@"e:Image.bmp"); using (MemoryStream mem = new MemoryStream()) { bmp.Save(mem, Sys...more >>

Hello, I'm programming a program, where I don't know which objects are needed. So I want to use the mechanism of reflection. I can create the objects I need by reflection, but there are some questions I don't have a solution. Perhaps anybody can help? First i want to write a little code d...more >>

I have a DataTable in a DataSet. A DataGrid is bound to the DataTable. When I assign a field to the DataTable.DefaultView.Sort property the order in the DataGrid does not change. What am I missing? -- Bill...more >>

Hi Guys ... This problem has been bugging me for over 5 days now. I am trying to access a web service running in a Tomcat Server (a Linux box) via a C#.Net page and I get the following error: "The underlying connection was closed: An unexpected error occurred on a receive." The flow is ...more >>

Hello, I'm looking for a library or a product that I can call to generate a PDF document from an HTML document. The catch is that it would be running from within the context of a .NET service. I have found a lot of products that will work fine in an interractive desktop environment, but noth...more >>

I'm trying to format a double with this behavior: 1) should only show 8 characters (character count before and after decimal added together). 2) if greater than 7 characters to the left of the decimal, should display in scientific notation. 3) if 7 characters or less to the left of the deci...more >>

Hello, I am CSharp developer working on a bigger proeject. WHat is the best way to integrate help in a CSharp application. (I mean F1 sensitive help) I already created with Help&Manual a .hlp file and I am looking for ways to link it to my application and to my forms.Can anyone help? --...more >>

Is it possible to open an ascii file, read the first 499 lines, overwrite line 500 with the new string, and close the file? All the lines before and after line 500 will be untouched. Thanks. ...more >>

What's the best way to change some words color while typing? (like in c#) do I have to catch letter by letter, then after a break sign (like +,-, ,...) create a string, compare that string with "keywords" and if it is a keyword change color of that word??? ...more >>

I would like to make some event in the MAIN form: when activeMDIchild is closed (clicked X on the top right side of the screen) to display a message like "are you sure", or "would you like to save your work...", -> if user wants to save it - to save and then close; or else just close that MDIchi...more >>

Could someone give me a hint on what I goofed up? I can't seem to get this damned thing to work: public static bool Brighten(Bitmap b, int nBrightness) { // GDI+ return format is BGR, NOT RGB. Rectangle rect = new Rectangle(0,0,b.Width,b.Height); BitmapData bmData = b.LockBits(...more >>

I have a simple question. I have following piece of code in a sample MFC application: void CSampleAppDlg::OnButton1() { try { char e[1]; strcpy(e,"asdsadadsadsadsdsasdadsasdasdasadsadsadsadsadsaad"); } catch(...) { ::OutputDebugString("Error"); } } the application disappears ...more >>

I have the following code and when the exception is raised the OS displays a nasty Stop dialog box it says an unhandled exception occured, gives 3 buttons to click details, contintue Quit... i do not want this ugly thing to display, what am i missing from the code below? am i not catching that exce...more >>

Hello All, I am running in to a situation where the listbox is not refreshing for me. I am using a timer to cycle every second and call the timer_elapsed() event. in the time_elapsed event Method I have code that checks to see if a DB table has been updated.. if so the new new data is uploaded...more >>

Hello What I want : Embed a HTML file into my C# program and then read the complete HTML resource into a string. Can anybody tell me how to do that or better where I find a working sample ? What I already did : I added the HTML file in Visual Studio .NET to the solution via Add --> Add ...more >>

I would imagine that this is a pretty trivial operation, but I can not figure out how to cast a string variable to a Decimal. I tried Decimal dVariable = (Decimal)strStringVariable, but it does not compile. Help. Thanks....more >>

It seems incredulous to me that it is so difficult to write the contents of a memory stream to a file. I'm certain that I'm missing something simple. I am retrieving a memory stream from a DIME attachment: MyDimeService svc = new MyDimeService(); svc.CreateDimedImage(); if (svc.ResponseSo...more >>

Hi, Came across an anoying bug in the IDE of VS2003 (using C#, but I imagine it would apply to VB as well). It applies to the user control designer. For some reason I can't copy & paste a whole bunch of controls in the user control designer. When right clicking, the menu options are disab...more >>

I read in a text file; trim the lines; establish the lengths of the lines. Measured lengths bear no relationship to actual lengths; the listBox uses a true type. What is the cause of this? How can this be overcome? Thank you, Patrick. ...more >>

Hello, If I have a .NET assembly, how do I determine what version of the .NET framework it.... 1) was compiled against 2) is supposed to use 3) is compatible with? Is there a utility that will extract this info somehow? thanks! -ZD ...more >>

In some examples with inheriting, I see the overloaded function always call its base. For instance, in this case where the ListView control is being extended. public class ListViewEx : System.Windows.Forms.ListView { protected override void OnColumnClick(ColumnClickEventArgs e) ...more >>

I am parsing some HTML and need to match certain tag attributes to change from relative to absolute urls. The search string I am currently using is rex="src\\s*=\\s*\"(?<content>.+?)\""; that matches all src attributes on the page (and it works, by the way, but is doing extra work) Howev...more >>

Hello ! First, excuse me for my very bad English, but I'll try to explain my problem ..... I write my first Web Application on C# and ASP.NET /till now I write only for Windows/, and this WebApp must read and write files on the client computer. Can someone explain how the browser can do this ...more >>

Hi all, Have few serviced components. Everytime there is some changes I have to redeploy them. I was thinking of making those settings changes in an external config file (xml) in that case how do I access the configurations from COM Component (from code wise if I want to use Configuration.Appset...more >>

Hi, I have found some ASP.NET example. I have put it into: c:/Inetpub/wwwroot/Somefile. When I started Visual Studio 2002 I got message: "Unable to open Web project 'Account'. The file path 'C:\Inetpub\wwwroot\UserAccount" does not correspond to the URL 'http://localhost:/Account'. The two ne...more >>

Hi all, For a POS application I would like my Form to fill the whole window (covering the Windows Start bar as well). How can I do this? Kind regards, Christian Pické ...more >>

I have a C# asp.net page that when you click a button, it writes a record (based on entered values) to the database. I've found that if you click the button multiple times quickly, multiple records are written. What is the best way to deal with this? The page takes a few seconds to process after ...more >>

I want to add an ActiveX only if it exists on the system. (For licensing reasons). So I want to check at runtime if a certain ocx file exists and if it does I want to use it. Is it possible? ...more >>

Hi All, I have a Windows Service that runs well. The service hosts a remote object. The purpose of the object is so that I can "peak" into the service to see what it's doing. I wrote a small Windows Application that connects to the remote object and prints out status information. Everything w...more >>

Did anyone try this to C# from VB.net? How to bind a listview( and other controls)? http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnadvnet/ht ml/vbnet08262002.asp Thanks. ...more >>

Does anybody know a way to compress and decompress AVI video= files in C# =2ENET using all installed video codecs? I've found= the Video Compression Manager and a class wrapper for C++ but no= CLS compliant equivalent=2E If anybody has a solution that does= this in =2ENET please post it=2E S...more >>

I'm looking for something that is a example applied MVC concept in C#. i have already saw some example of MSDN but it's so large project that's why i could not understand.. url is like this...http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnbd a/html/uip.asp i hope t...more >>

Hi there! I am building fdf files and i need to print them out=2E The problem is that in order to print them i have to execute= acrobat reader=2E I am fine with it, but the problem is that i cannot hide the= reader application, it always stays in the bottom bar=2E The code i'm doing is the ...more >>

What is the equivalent of Space in C#? Space(10 - Len(Trim(txtAccessAccountsID.Text))) Thanks, Mike *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for it!...more >>

Hi Here is the C# code <code string d = Server.MapPath("/"+Request.ApplicationPath+"/folder/") if(System.IO.Directory.Exists(d) System.IO.Directory.Delete(d) </code This code works fine if there is no file under folder d. How can I remove the whole folder and all files under it...more >>

I have created a new class ServiceTimer based upon the .NET System.Timers.Timer class. This has a new property CollectionIntervalMinutes which I expected to be added to the 'Behavior' section of the class properties and also to be available as a 'Dynamic' property so that I could control it from th...more >>

Hi all, I had made a program to watching files in my directory. I had used a instance of FileSystemWatcher to do my work.And I had add some events of the FileSystemWatcher , for example onChange, onRename and so on. And I had made this program as a windows service.As I know, if I delete a fil...more >>

Hi all. I'm looking for a good, possibly free tool, that can generate API docs from the compiler output XML. Thanks. ...more >>

Know of any good tutorials to demonstrate how to assign a file extension to an applicatiand and how to open the file in the application when you doubleclick on the file in the OS brgds Jesper....more >>

I'm trying to use DataGrid.HitTestInfo in my OnMouseDown event but firstly I cannot see it in Intellisense, secondly when I try to use it I get strange 'COMPILE' errors when building the app I'll be happy to provide more details if anyone has any answers I've read some forums and someone else ha...more >>