Recent questions tagged .NET

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.net - WPF - How can I center all items in a WrapPanel?

I'm using a WrapPanel as the ItemsPanel of an ItemsControl. Right now, the items in the control wrap like this ... how this is possible please? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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627 views

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.net - DispatcherTimer vs a regular Timer in WPF app for a task scheduler

Please, explain the difference between "DispatcherTimer" and "a regular Timer" that @Kent Boogaart meant for using in a ... this is not true?) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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652 views

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.net - A dictionary where value is an anonymous type in C#

Is it possible in C# to create a System.Collections.Generic.Dictionary<TKey, TValue> where TKey is unconditioned class and ... = "Доллар" } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - System.DirectoryServices.DirectoryServicesCOMException: An operations error occurred

I have the same web app working in three others servers. Anyone have any idea why is not working in the 4th server? ... } } } return isValid; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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443 views

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.net - Remove Highlight Effect from ListViewItem

In a ListView there are ListviewItems where they must not change appearance when the mouse is over them or they ... to remove this hover effect? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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751 views

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.net - How to send an email with attachments using SmtpClient.SendAsync?

I am using a service component through ASP.NET MVC. I would like to send the email in a asynchronous way ... .SendAsync(message, message); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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544 views

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.net - DataContractSerializer Error using Entity Framework 4.0 with WCF 4.0

I am attempting to retrieve a list of objects from Entity Framework via WCF, but am receiving the following exception: ... I may be going wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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412 views

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.net - Enum is Reference Type or Value Type?

I used Enum property in my EntityFramework 5 class, but in the database this field is nullable. Visual studio gives ... type or a value type? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Could not load file or assembly 'Antlr3.Runtime (1)' or one of its dependencies

I'm getting this error while trying to run my MVC4 project, it was working fine until last time on my other ... it didn't help, any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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622 views

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.net - Is a bool read/write atomic in C#

Is accessing a bool field atomic in C#? In particular, do I need to put a lock around: class Foo { private bool _bar; / ... if (_bar) { ... } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

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.net - C# operator overload for `+=`?

I am trying to do operator overloads for +=, but I can't. I can only make an operator overload for +. ... brand new Vector by reference as well. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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351 views

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.net - Correct way to deal with UAC in C#

I have an application (Windows service) that is installed into a directory in the Program Files folder. Alongside ... can I best achieve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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560 views

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.net - Detect laptop lid closure and opening

Is it possible to detect when a laptop's lid is open or closed? From what I've read, this isn't possible, ... lid is closed isn't an option. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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441 views

1 answer

.net - How to get Web API OData v4 to use DateTime

I have a fairly large data model that I want to expose using Web API OData using the OData V4 protocol. ... from making insanely bad decisions.) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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322 views

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.net - Populating a ComboBox using C#

I would like to populate a combobox with the following: Visible item / Item Value English / En Italian / It Spainish ... , to make it read only? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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408 views

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.net 3.5 - Serializing anonymous delegates in C#

I am trying to determine what issues could be caused by using the following serialization surrogate to enable serialization ... .Save(state); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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277 views

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.net - How do I calculate a good hash code for a list of strings?

Background: I have a short list of strings. The number of strings is not always the same, but are nearly always ... should not be used for this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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353 views

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.net - Creating a List of Lists in C#

I seem to be having some trouble wrapping my head around the idea of a Generic List of Generic Lists in C#. I think ... new List<List<T>>(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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360 views

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.net - C# if-null-then-null expression

Just for curiosity/convenience: C# provides two cool conditional expression features I know of: string trimmed = ( ... ?? operator elegantly? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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475 views

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.net - What does MethodImplOptions.Synchronized do?

What does MethodImplOptions.Synchronized do? Is the code below [MethodImpl(MethodImplOptions.Synchronized)] public void Method() ... (); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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464 views

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.net - Iif equivalent in C#

Is there an IIf equivalent in C#? Or similar shortcut? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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446 views

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.net - How to locate fuslogvw.exe on my machine?

I'm looking for the assembly binding log viewer executable (fuslogvw.exe), but I can't seem to find it on ... server to solve a binding issue. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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507 views

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.net - WPF DataGrid Virtualization with Grouping

I'm using the WPF DataGrid from CodePlex and I need to get Virtualization to work with grouping. This question ... way of getting this going? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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310 views

1 answer

.net - View Generated Source (After AJAX/JavaScript) in C#

Is there a way to view the generated source of a web page (the code after all AJAX calls and JavaScript DOM ... wb.Document.Body.InnerHtml; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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388 views

1 answer

.net - Can I overlay a WPF window on top of another?

I have a WPF window, which contains a WindowsFormsHost element. I need to draw things on top of this ... looking for something like that. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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330 views

1 answer

.net - How can I configure Entity Framework to automatically trim values retrieved for specific columns mapped to char(N) fields?

I'm working with a third-party database in which all text values are stored as char(n). Some of these ... database rather than the application. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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489 views

1 answer

.net - T4 without Visual Studio?

I'm trying to wireup some code gen templates to my team's automated build process. Our SCM team doesn't ... T4 engine without Visual Studio? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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377 views

1 answer

.net - PowerShell generic collections

I have been pushing into the .NET framework in PowerShell, and I have hit something that I don't understand. ... an issue with PowerShell v1. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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