Malek Khan's Q&A profile

• Windows Forms OOP and Databinding

  Ok heres the senario....  I have an object called "person".  This 'person' has normal characteristics like Forename, Surname etc.  I am using this 'person' as a data store that sits inbetween the UI and the database (and therefore creating ...Show All

• Visual C++ varible type double causes problems?

  With the program below, when I change Azimuth and Elevation to type double instead of integer (because Sin takes doubles as inputs and outputs) it doesnt wait for the second input on lines 12 & 13. Anyone know why #include <iostream> #include <string> #include <cmath> int main() { double Azimuth, Elevation; double x,y,z; // Takes inputs in Hex std::cout << "Ent ...Show All

• SQL Server Database Mirroring hangs on ALTER DATABASE SET PARTNER

  Hi, Here is the scenario.  I currently have a single XP Professional machine with three SQL Server instances installed.  I'm trying to set up a database mirroring session. The mirror instance was created with an endpoint listening on port 5151.  The principal instance endpoint listens on port 5150.  The witness listens on port 5152. After creating the endpoints, I back up the database I wish to mirror on the principal instanc ...Show All

• .NET Development Does the number of handles increase if a remoting call fails?

  I have a server s and a client c . My program is running and after some time s fails and shuts down. Now, c every remoting call from c to s fails. I have notices that this causes an increase in the number of the client's handles. Is it true How can I avoid this situation In other words, do I have a facility that let's me check if a remoting call will succeed before the failure happens (because a failure will cause resource leaks). ...Show All

• Software Development for Windows Vista My problems with Windows Vista

  I have installed Microsoft Windows Vista Beta2 Build 5231 My wireless connection is totally disabled, and I couldn't find softwares that support my Graphic Card(nVidia GeForce 6600)and Soundmax for Windows VIsta. Please, I need solutions......<(_ _)> My first guess would be - welcome to the world of running a beta OS.  However, my graphics card and sound card worked fine with the beta I have installed.  I'd say it's a ...Show All

• SQL Server creating tables

  I am trying to go through an arraylist and create some database tables for each entry in the array. what I have is Dim ques As String For Each ques In questions query = "create Table " + ques + " (plantid nvarchar(100), Answer nvarchar(100))" cmd = New SqlCeCommand(query, con) cmd.ExecuteNonQuery() Next I am wanting to use the item in the arraylist as the name of the db. I am getting an error saying ...Show All

• .NET Development connect to SQLSERVER2005

  I cannot connect to sqlserver 2005 from vb.net 2005 professional edition, I received the err. sql server not connected, the remote computer does not exist Please take a look at http://blogs.msdn.com/sql_protocols/archive/2005/10/22/483684.aspx Or, search the internet using the error string that is returned when the connection failed. You should reach the same or similar blog. HTH, Jimmy ...Show All

• .NET Development TableAdapter insert/update/delete order

  I have a typed-dataset with a dozen or so tables which are hooked together with typical on-to-many and many-to-many relationships. I'm using table adapters to do the CRUD actions. For updates I was using: //Update parent tableadapter_parent.Update(dataset.parenttable); //Update child tableadapter_child.Update(dataset.childtable); But I am getting foreign key reference errors when deleting records because the adapter is trying to dele ...Show All

• Visual Studio Team System Everything working except Reporting Services (July CTP)

  I have a clean dual-server install of the July CTP.  Everything works fine except when I hit a project's team site in SharePoint all of the Web part windows that connect to Reporting Services have the following error: The operation you are attempting on item "/Test Project" is not allowed for this item type. (rsWrongItemType) Get Online Help On my reporting server I have a bunch of error in the Event log that read "The report ser ...Show All

• Visual Basic Find Values in a Row

  I've been learning Visual Basic in highschool for the past nine weeks and I've been struggling with this problem for a while. If anyone could help me, I would greatly appreciate it: I'm trying to create a form that searches for a value in a table under a certain column and give feedback of whether the command found the value or not. Does it have to do anything with the Find method If so how do you use it Or is it a Query If anyone could help ...Show All

• SQL Server Custom task database connection

  I'm developing a custom error task for SSIS. I've got a couple of existing OLE DB connections that exist in the Connection Manager. I want a drop down to be displayed in the Custom Task dialogue properties where the user can select one of the databases from the Connection manager. 2 questions: 1. How can i get the list of OLE DB databases in the properties dialogue 2. Does anyone have a code sample on accessing a database like that within the c ...Show All

• Visual Studio Team System Are standard Roles in MSF Agile enough for my Project???

  Hi Guys, I am wondering if standard roles suggested by MSF Agile are good enough for a mid-size/big project. ofcourse multiple roles are suggested by Agile but i still have following concerns when Agile is used for product development in particular-: 1-: What about Quality Control (say min level also) during project/product life cycle.MSF-Agile does not seem to have any role to manage QC/software audit 2-: Shouldn't we ke ...Show All

• Windows Forms DataGridView Cell Formatting

  Hello, I developed a small win forms application in VS 2005 Beta 1 (which runs perfectly) and recently converted it to Beta 2 and I am seeing strange behavior with formatting of a dataGridView. I'm trying to find out if this is a bug or not. After programmatically adding a datatable to the datagridview I am calling a function to format different columns to be currency or have a red forecolor, etc. I also have a "refresh" button above the grid ...Show All

• Visual Basic Splash Screen Problems

  Using VS 2005, I am using the splash screen facility within VB and within the code, having it run some general maintenance. The main exe has 5 different screens which can load depending on the command line parameter. The problem I'm experiencing (and having a lot of feedback from users) is the correct screen loads, the splash screen unloads but rather than return focus to the correct screen, the application on screen before the program was laun ...Show All

• Visual C# Evaluating a Variable

  I have searched and searched for a solution to the problem I'm having with no success. I'm creating a variable that represents a control, and want to evaluate the variable to get the value of the control. The control is a DropDownList and has an ID that starts with “lstOffer” and ends in a 2-digit value (i.e. lstOffer01, lstOffer02, lstOffer03 ...). In the onClick event for the submit button, I need to loop through the rows of the dynamica ...Show All