January 2009 archive

Why are my Dynamic Controls not persisting via ViewState

Currently I am having the issue that when I create dynamic controls, even though I re-create them they still lose their respective ViewState. How can I ensure that my Dynamic ASP.Net controls and User Web Controls save their ViewState?

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How to get Textbox value in a multiple item Gridview Templatefield

Currently I have a Gridview that uses the following TemplateField:                     <ItemTemplate>                         <asp:TextBox  ID="txtRangeFrom" runat="server" Text='<%# DataBinder.Eval(Container.DataItem, "ScoreRangeLow") %>' >                         </asp:TextBox>                         &nbsp;<label for="to">To&nbsp;</label>                         &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<asp:TextBox  ID="txtRangeTo" runat="server" Text='<%# DataBinder.Eval(Container.DataItem, "ScoreRangeHigh") %>' >                         </asp:TextBox>                     </ItemTemplate> When trying to update my datasource I have the issue that I can't read the values …

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How can I implement a Singleton pattern in C# .Net?

What is the best way to implement a Singleton in C#? Is there a good reference to find examples that are both optimized for the .Net and C# programming environments? How about an example that is thread safe?

[System.Data.SqlClient.SqlException] = {“Transaction count after EXECUTE indicates a mismatching number of BEGIN and COMMIT statements. Previous count = 0, current count = 1.”}

I get the following error when Excecuting a NonQuery in .Net for a SQL Database (DBCommand.ExecuteNonQuery(cmd)): [System.Data.SqlClient.SqlException] = {"Transaction count after EXECUTE indicates a mismatching number of BEGIN and COMMIT statements. Previous count = 0, current count = 1."} What does this mean?  

Is there a library that I can use to speed my development in Visual Studio?

I am trying to develop applications faster and I don't want to re-envent the wheel. Is there a place where I can find Industry wide accepted standards based library so that I can build code that follows best practices?

How to change the default Project Folder in Microsoft Visual Studio?

  How do you change the default project where Visual Studio creates projects? I am specially interested in this as when you open a Source Safe project it places the files there and having them in a UNC path is troublesome.   

When working with Visual Studio Projects on a Network Share you get “The Project Location is Not Trusted Dialog Box”

Is there a way to avoid having network shares not being trusted by Visual Studio?

Why can’t I add a Source Safe database to my Visual Studio IDE?

After installing Visual Studio 2008 and Source Safe (in order to install the Source Control plug-in) you are unable to add a database and begin working. Why does that happen?

What does the “Enforced” setting do in Group Policy?

Everytime I work with Group Policy I see that there is an option that says "Enforced". This is sort of misleading as Group Policy is always enforced so what does this setting really do?

What ports should I open so that SQL Server 2008 works properly?

I was wondering what ports should I open in either Windows Firewall or a Corporate Firewall so that other computers can communicate with my instance of SQL Server.

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