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  1. Herman

    Question RFC: .NET 4.5 licensing using RSA4096 SNK, SHA256 signed XML, assembly sig enforcing

    Hello folks, For the past week I have been looking at taking advantage of the .NET 4.5 improvements to code signing and XML signing to produce a licensing subsystem I can use to license my own products. I now have the thing working pretty well, and I am looking for input as to how it could be...
  2. Herman

    How to preserve selection in an MVVM-bound WPF ListView?

    I have a stupid problem, which seems it should have a solution implemented in the control itself, but I cannot figure out how to do it. I have the following ListView bound to the window's view model: <ListView x:Name="lvItems" Grid.Row="0" Margin="0" FontSize="10" FontWeight="SemiBold"...
  3. Herman

    Small math question: lowest useful precision...

    I have a small problem I can't quite figure out, I'm sure it's quite easy though. I need to find the lowest useful precision of a decimal number. For example, let's say I have a Decimal variable that contains 0.003. It's lowest useful precision is 0.001. If it's 2, the lowest useful precision is...
  4. Herman

    Question Problem with applying NTFS permissions through DirectorySecurity.

    I have been tasked with writing a small tool to automate the creation of TS profiles on our server. After creating the users, groups, and UPN suffix through the domain controller's AD, I have to create a skeleton folder structure for the user, with appropriate permissions. I have the following...
  5. Herman

    WPF DataGrid refuses to AutoGenerateColumns somehow...

    I have this type: Public Class cTechSupportCall Public CallId As String Public CustomerName As String Public CallbackLimit As DateTime? Public StartTime As DateTime? Public StopTime As DateTime? Public LastModOn As DateTime? Public LastModBy As String Public Owner...
  6. Herman

    W8 and the metro/start menu GUI discussion

    The problem I have with Windows 8 is it doesn't bring anything meaningful in terms of OS improvement. It changes a lot of things just for the sake of changing them and calling it new. It destroys productivity for me, having to switch to an unintuitive screen with weird shortcuts just to start a...
  7. Herman

    Any opinions on VS 2013 yet?

    Looking to see if the new features are working as expected, if it's stable enough, and if the awesome intellisense and debugger improvements are worth an upgrade from 2012. Are those nice HUD features that show source control recent changes, authors, issues, and references working for all the...
  8. Herman

    How to work this particular XML schema...

    Hello, I have a very old and badly written XML file, here is a sample of the data: <Nodes version="1"> <Node name="root"> <Node name="test data"> <Node name="child list"> <Node name="item0000000000"> <Node name="child list">...
  9. Herman

    Advice needed for specific SQL Server infrastructure.

    I have currently a cluster of 45 automated testing virtual machines. Each of these machines need to have access to a private set of SQL databases. Right now each VM has an instance of SQL Server Express running on it, but lately the performance has become abysmal. SQL Server 2012 is much much...
  10. Herman

    Is there a 100% guaranteed way to auto-login a user to a Windows 7 machine?

    I know this is not directly VB-related, but it is indirectly. I have a bank of 45 virtual machines on 10 servers. Some of these machines are Windows XP SP3, some are Windows 7 SP1. On all of those machine I use the good old auto-login method I never had a problem with until Windows 7: Windows...
  11. Herman

    Is window visible on screen...

    So, I am facing a pretty stupid simple problem, I was wondering if anyone has a solution that wouldn't involve calculating rectangles and overlaps. I just need to know if a particular form is visible on screen, meaning not minimized, and not hidden by another window on top of it. Pretty basic...
  12. Herman

    Strange problem converting a T-SQL query to Linq + Entity Framework.

    So I have been updating an old management application here, and migrating queries to the Entity Framework with Linq, and after a couple dozens without a problem, this one is giving me a headache: Original SQL query: SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED...
  13. Herman

    Lightweight and actually asynchronous alternative to WebBrowser control.

    As the title says, I am looking for a lightweight (25MB of libraries isn't fun), and actually async way to display webpages in one of my applications. Everywhere I read, people say that the WebBrowser control is asynchronous, but if it is then I do not know what that word means. Maybe the...
  14. Herman

    Little off topic: Windows 7 64-bit performance 1vcpu vs 2vcpu VMWare ESXi

    This is a bit of a far cry from vb.net, but I have asked the question elsewhere and still cannot seem to find a definite answer... So take this more like a "have you seen this before" thing. I have at work four ESXi virtualization server holding each 8 virtual machines with various OS flavors...
  15. Herman

    Little bit of a pickle with My.Settings and Datatable...

    Using dtTemp As System.Data.DataTable = CType(My.Settings.dtScheduledJobs, System.Data.DataTable) dtTemp.Rows.Add(New String() {0, _ GetDatabaseName(), _ cmbFrequency.SelectedText, _...
  16. Herman

    Problem with MDAC registration/registry problem, cannot add reference to ADO 6.0.

    I'm sorry if this is not the most appropriate forum, but this issue is pertaining to VS.NET the closest. I have a problem at the moment with not being able to add references to the ADO 2.8+ (including 6.0/6.1) COM interop in VS.Net 10 Ultimate, Win7 Ultimate x64 SP1. It was working fine a few...
  17. Herman

    Using Excel objects from VB.

    I realize this may not be the best forum for this question, but I couldn't find a VBA forum around here, I figured I would ask anyways. I am working on a test project with TestComplete that involves manipulating some Excel spreadsheets. The project uses VBScript and some helper object. I have...
  18. Herman

    Deployment of a .NET COM-visible class targetted at VBScript - best build practices?

    I am having a small problem I remember having when I first switched to .net from VB6. I had a lot of programs then that used some shared libraries I wrote in VB6 and VBScript, and eventually I had to upgrade these libraries to .net for new projects, all the while keeping them backward compatible...
  19. Herman

    Question Threading and UI updating help.

    Hello fellow codemonkeys... I have a small problem that I am sure is due mostly to my inexperience with threading. I have used simple entirely self-contained threads before, but not to a great extent. I understand the basic laws that surround them, such as how a thread cannot access another...
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