Hi All, I am doing it for the first time in C# (using Visual Studio 2005), First I need to check if data exists in a table for a variable. If so then run the second query and display the resultsets in Gridview. For ex., in the form I am entering contract id and running the query for tha...more >>

i am developing a windows application using .net and need to query active directoy for : 1. the listing of all the users. 2. provide rights to the user depending on the roles. so suggest me any internet resources and books that deal specifically with active directory and .net ...more >>

Hi, I have an existing ASCII file. I need to search for a value in the file and then replace the value by another one. Is this possible or do i have to re-write the whole file ? Thanks. ...more >>

Hi - sorry if this is not the best place to post, but need advice and would appreciate some thoughts. I inherited a boxed set MCAD self-study course which I am about to launch into. The course is based on VB.NET. I have never programmed in VB or C#, but have worked with some Java derivative...more >>

Hello, im producing an aplication in 2 parts. 1. is the main exe runtime of the application that is a mdi form with controls 2. the second part is a dll that essential is made up of form classes the main exe is designed to load the dll from a directory, and creat new instances of t...more >>

I need the data passed in from the textbox to be either ^([0-9]{1,5}\s)+ or empty string. How do i incorporate empty string requirement into the regular expression? Thanks ...more >>

I have a c# 2.0 winform app that runs under a user account with very limited rights. The application crashes on some actions (the Send Error to Microsoft screen) with unauthorized exception. This is despite the fact that I have try catch blocks around pretty much absolutely everything. ...more >>

Hi, I have a web service which is doing a lot of processing and taking 4-5 minutes to do so. The processing is split into several discrete steps and I would like for the service to be able to tell the client when it is done with each step. I have tried to do this in a couple of ways and ...more >>

Does anyone know where I can download Team Explorer? Thanks, Ron ...more >>

Hello, I'm looking for a .Net statistics library that have at least regression analysis. Any comment will be highly appreciated. Thanks JJ ...more >>

I am trying to write my first WebApp and I have the basics working. However I am having trouble with one concept. Tracking the user throughout the application. So, I have the code working underneath, but am making calls to modify objects that require a login. So, once the person passes thei...more >>

I've rebooted and I'm still getting the errors: Error 13 Could not write to output file 'C:\PMDRepository\Tools\PMDManfStudio\Services\obj\Debug\Services.dll' -- 'The process cannot access the file because it is being used by another process. ' Services Anyone here experienced this before...more >>

Hi All, I need some smart way to accomplish this task in C# (.net 1.0) Appreciate your inputs!! ================================== Input ArrayList: 2,3,4,20 1,2,2 2 2,2,2 1,2,3,4 1,1 null expected oututs: Bundle Count=1 and the bundle will contain 2,3,4,20 Bundle Count=3 Bundle#1 wi...more >>

Hi all. If anyone could offer any help with this, it would really be appreciated. I've written a custom membership provider which works with tables in my ms sql database. This works great locally, but as soon as I run the site on the live (shared) server, I get the following error messag...more >>

Hi, I've got a simple: DirectoryInfo[] dis = d.GetDirectories(); foreach (DirectoryInfo di in dis) The trouble is I can't find a way to sort or order the directoryinfo[] array, I've found a way of doing it for files, but for some reason you can't do the same to directoryinfo. coul...more >>

Im getting that error (It is strange. I Run my programme step by step pressing f11. im looping SqlCommand in a while loop. The First step runs but when a enter 2nd step in my loop it returns error ? ) any idea ? System.Data.SqlClient.SqlException: Procedure or function sp_adduser has too ...more >>

Hi What happens to workflow references to objects outside the workflow class instance, when passivating a workflow, having SqkWorkflowPersistenceService enabled? Example: Let's say my workflow holds a reference to a class instance in the host. A workflow is waiting for a few days. In the...more >>

Hi guys I have a requirment to calculate a prize pool for a competiton similar to a poker tournament. But i am stuck on best ways or even if i have the right ideas, so: Players pay to play, total paid is prize pool and is distributed to top 3 or so winners. Variables are number of pla...more >>

Hello, I would like to be able to accept a format string in the form of say {0:D2} as an input from a dialog box, and then dynamically format the output string based on this new format specifier. So if I have something like this in my code: String.Format("The number will look like this {0...more >>

Hi All, I am looking for a smart solution to accomplish this task (.net 1.0) Appreciate your input I have a group of numbers in an arrayList 2,3,5,2,1,2,2 I need to output them into groups of 2,3,5 2 1 2 2 basically whenever I encounter 1 or 2 I bundle them up.. The numbers are in...more >>

I have some code that works great, however it returns all Groups within AD, but I only need it to return Groups that are in a Specific OU. I tried setting a filter on the search to that OU's DN, but then it only returned that DN. What's the best way using what I currently have? Here's ...more >>

How can I get the type of an enum given one of its members? object memb = MyEnum.SomeValue; Type parent = SOMETHING(memb); Afterwards, the 'parent' variable should hold typeof(MyEnum). Eq. ...more >>

I have a derived class OraBackup which has a method that calls stored procedure on Oracledb to get status of backup job. Now the base class publishes an event like this: public delegate void PercentEventHandler(object sender, JobCompletedEventArgs e); public event PercentEventHandler Perc...more >>

Hello, i am preparing for the C# certification(MCTS) 70-536 exam.i bought two prescribed books and using internet resource. can any one have C# dump or any material regarding please send to my id chandu2424@gmail.com thanku in advance. chandu ...more >>

I want to design/develop a Win app with an Outlook-like feel. That is, lots of different modules. If I don't go with Composite UI Application Block (CAB) design, how else could I do it? In other words, what could allow for "master/parent" functions without having to duplicate them to every ...more >>

Often, I need to call Windows APIs in C#. Signatures and macro constants can be easily found at MSDN but the constants values are not shown. I have to search the .h file for those constants values. Is there any online site that I can search real values for WinAPI constatns such as PBM_SETSTA...more >>

Hi Guys, I was just wondering if someone can point me in the right direction to find information on how to store extra attributes in the sql database instead of the app.config? As of now, you create custom attributes and it gets quite messey if you add alot of them, so I wish to make a s...more >>

I have written a Windows Forms application in C# that is designed to be run from a network share. The person who normally uses it will access the program from her workstation. I have granted trust on her workstation to the application and she can execute and use the application just fine o...more >>

Here's a quick question, say I have a class with a main routine, we'll just call it main. Main is on the "main" thread. Now lets have main creat an instance of another class, which creates a thread, and has it do some calculation, and on completion calls an event which main has += on. ...more >>

Is there a way I can place a Mask on a TextBox input so that say only numbers from 0 to 9 can be entered. Regards Jeff...more >>

I have a set of maintenance forms which represent a parent child relationship. In the parent form you can set a value 1 to 5. Say the user chooses 3. In the child form the user should only get to choos from 1, 2 or 3 in a dropdownlist. This is within a formview. If I declaratively add items...more >>

Hi, i'm trying to solve the next problem ... public class BaseType {...} public class DerivedType : BaseType { ... } public abstract class BaseClass { public abstract Type getGenericType(); } public class DerivedClass<TheType> : BaseClass where TheType : BaseType { public ove...more >>

hi, how should i compile csharp programs in the cmd command prompt without being installing visual studio .net. I have installed framework 1.1 and sdk. also i have executed the vsvars32 btach file. still iam not able to compile the csharp file. the error generated is: csc is not recognized...more >>

Does anyone know if it's possible to get the Win32 handle to the serial port used under the hood in System.IO.SerialPort? The reason I want it is so I'd be able to make changes the DCB struct. I want to set the fRtsControl to RTS_CONTROL_TOGGLE so the RTS signal will be reset automatically ...more >>