I'm going to design some custom painting on a component and the way i'm going to start off is to inherit a Form and then override the following method. private void onPaint(object sender, PaintEventArgs e) { Graphics g = e.Graphics; g.doCoolStuffToMe(); } Is this a recommended way to go?...more >>

Hey Guys, I am working on a RIA that uses Flex backed by Asp.Net Web Services, and I am not sure how to manage user sessions. I have used sessions in Asp.Net before, but I haven't figured out how to plug my web service calls into Asp.Net's mechanism, or what the plumbing would look like to p...more >>

Hi, I want to start a new project, I want to build my own database server and start very simple. I want to create a file-based database server, with XML-files. Does anyone know a good site or book to get some more information about this kind of project (like 'How to build your own database ...more >>

Hello!¨ I read a book and here it says that it's most often an advantage to implement the generic interface IComparable<T> instead of the general interface IComparable. This is correct! Now to my question this book also say that both interfaces can be implemented something that some of th...more >>

I am working with AdventureWorksLT database. I ran across these datatypes in the Product table: money, decimal and UNIQUEIDENTIFIER. what are the equivalent of these in c#? ...more >>

When I add a new class diagram to my asp.net 2.0 project and then add a new class to it I cant tell the class diagram where to put the new class code file. How do you do this? ...more >>

Problem: C# 2.0 doesn't imbed a UAC manifest in the EXE files that it produces. Problem: The suggested solution on MSDN is unworkable (manually opening the EXE using VS as a resource editor and inserting the manifet resource). Problem: Changing the C# project to explicitly link a .RES file ...more >>

Hi, i have to interpret a string in wich escape sequences are used to escape special characters. How can I replace these sequences by the character they replace? Escapint rules are: \ -> \\ : -> \: " -> \" so the characters \ : and " are escaped by \ I figured out a solution, bu...more >>

Hi All, I use a popup control in WPF. I see that even when I switch to another application, the popup remains the topmost window. Is there a workaround for this. Please note that I have tried the workaround posted here but I do not know how to determine posX and posY http://blogs.msdn.com/d...more >>

I have a class that implements 2 interfaces and have got myself a bit stuck. What I am trying to do is hide the implementation of the class so that you are forced to use one of the interfaces. Problem I have now is that my constructor needs to call a method that is from one of the interfaces a...more >>

how to set priority on a backgroundworker thread when i create the thread , do i use thread.currentthread not sure how to accomplish this thanks ...more >>

Hi, I've a problem. Our app has a main screen, a user logs in to the system using a smart card. After login, several loops through a switch statement are performed to check for certain conditions. One or more screens may be shown modally in succession, finally ending in the user's work centr...more >>

I wrote a style in XAML that applies a DropShadowBitmapEffect to some DockPanels in my Window. This works great. The problem is that, thanks to property value inheritance, now *everything* inside these DockPanels has a drop shadow. I generally like property value inheritance, but I would like ...more >>

I am converting a C++ project management program I wrote to C#. Each Protask obect represent a task and includes two CTypedPtrList objects: the lists of pointers to the prerequisite tasks and dependent tasks. There doesn't seem to be an equivalent to the CTypedPtrList in C#. I'm not sure if Ar...more >>

Hi, Im using a timer every 1 second to update a datagridview, but Im haveing problems getting it to run on a seperate thread. At the moment the form freezes when the thread runs, I think its because im firing the thread with in the timer, Ive tried fireing the timer from thread start. This is my...more >>

Do signed assembly dll files run a little bit slower? due to the extra overhead? the dlls will be used on our own web server and won't be distributed. Is it still worth signing the files? Tem ...more >>

Hi, I'm implementing a custom biz object list for use as a DataGridView data source. Is there a way to implement ListChangedEventHandler similar to how it is used by a BindingList<T> object without actually using BindingList<T>? I am instead attempting to implement said event handler thr...more >>

Hi Marc, ignore my last post, I finally realised that it will correctly retrieve the version of an installed application but nothing while debugging. So my help form fetches the build number while debugging and this version when installed. Just what the doctor ordered! Thanks. Mike -- ...more >>

Hi Group! I encounter a strange behaviour of String.LastIndexOf when specifying start and count values. The following works: string tempString = orgString.SubString(0, mycount); int index = tempString.LastIndexOf(mychar); The following causes an ArgumentOutOfRangeException: int ind...more >>

Hi all, If this is the wrong group, please redirect me. I/we do native C++ and know next to nothing about C#/.NET or Java/J2EE. We're looking at doing at least a partial rewrite of our product. It contains about 200 EXE and DLL files - some written in Borland C++ Builder and some in VC+...more >>

Hi All, Is there a major mode equivalent in Visual Studio 2008?. Since I am from Emacs background, I am finding it hard to draw equivalent terminologies. Thanks in advance. Sundar...more >>

Hi All, I have an application using mscomm32.ocx to open a serial port. I am using VS.net 2003 on XP. when I built the program in debug mode, I got 0 errors, 0 warnings. Build: 1 succeeded, 0 failed, 0 skipped. But I change to release mode and build, I got the following error messages: Co...more >>

I'm new to Generics (years and years of VS.NET 2003 development, but very little .NET 2.0+). I have some routines for conversion from RGB to different color spaces and back. I would like the routines to support, at least, byte, int, and double types without having to create different versions ...more >>

Hi to all, Will any one help me with some coding to convert my DBF file to XML file automatically,in every 3 hrs? Thanks in advance jith *** Sent via Developersdex http://www.developersdex.com ***...more >>

public static InfoAttribute GetInfo(Enum instance) { Type type = instance.GetType(); MemberInfo[] mis = type.GetMember(instance.ToString(), BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.FlattenHierarchy); Type attributeType = typeof(InfoAtt...more >>

Why is it that I can serialize a DateTime using XmlSerializer, but not a TimeSpan? Also, and perhaps more importantly - how could I have known ahead of time, using the published documentation, that DateTime is going to work and TimeSpan isn't? Trying to serialize a TimeSpan does not thro...more >>

Google groups didn't offer any help on this, and I tried this in the vsnet.ide newsgroup but didn't get a response. I'm trying it here in hopes that someone might have a clue: The company I work for uses a couple of non-standard file name extensions for files containing SQL: .vw for views,...more >>

I need to validate user's input against all possible SqlServer data types (int, tinyint, money, etc, etc.) Not only it needs to satisfy data types, it also needs to satisfy precision and scale. Are there any tools for this? Any suggestions on the most efficient method to achieve this? I hat...more >>

Hi, forgive the newbie question... I'm using VS2008 Express with c#, clickonce publishing. I can see that my published versions have version numbers 1.0.0.1, 1.0.0.2 etc. How can I access this version number at run time to go on a 'help about' page? AssemblyVersion doesn't seem to have quit...more >>

Hi, I'm a VS/C# beginner and have a question on how I should structure my C# projects. I'm currently coding the basics for a larger project (base classes, data access, business logic, UI stuff, main application). Up to now I put each of these tiny bits in its own project that finally result...more >>

Hi, What is wrong with this code ? I got this error: " Line 1: Incorrect syntax near 'sp_Collect'. " which appears at the last line when | call the cm.ExecuteScalar . The sp takes an int ID and returns a string Data. Using the debugger, I see that the value of ID is correct. Is this a...more >>

code to copy entire folder in c#.net using scrrun.dll From http://www.developmentnow.com/g/36_2005_2_0_25_0/dotnet-languages-csharp.htm Posted via DevelopmentNow.com Groups http://www.developmentnow.com...more >>

When to use Managed code & when to use unmanaged code in the application? please give one example....more >>

hello chaps, how can i pass a string value into a parameter to be called in a batch script. i'm building a archive function using 7zip, i wish to be able to select a location to save which i was going to call in command line as %1. the problem is getting the location to %1 within c#. thanks...more >>