Recent questions tagged .NET

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.net - How to properly unload an AppDomain using C#?

I have an application that loads external assemblies which I have no control over (similar to a plugin ... when managing multiple AppDomains. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Error debugging code in visual studio 2012 - Failed to initialize client proxy: could not connect to

I am having Issues debugging unit tests in visual studio. I can run them fine from test explorer. The issue ... Ran the vs2012 repair tool See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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725 views

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.net - X509Certificate2 makes IIS crash

When newing up an instance of X509Certificate2(string, string) my IIS process simply crashes. No .Net ... identity has LoadUserProfile enabled. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Cast generic type parameter to a specific type in C#

If you need to cast a generic type parameter to a specific type, we can cast it to a object and do the casting ... )t; //Do some operation } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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501 views

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.net 4.0 - Why is ccrewrite.exe not doing anything from the command line?

I've got Code Contracts working fine from inside Visual Studio 2010, but I can't get ccrewrite.exe to do ... any relevant answers here myself.) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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543 views

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.net - System.Net.ServicePointManager.DefaultConnectionLimit and .MaxServicePointIdleTime

When would you need to adjust these two settings (below)? And what do these two numbers mean for ... or each unique URI requested? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Is there an equivalent to the C# "var" keyword in C++/CLI?

In C#, I like the var keyword for situations like this: var myList = new List<MyType>(); Is there any ... I am using Visual Studio 2008. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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586 views

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.net 5 - How to enable C# 9.0-preview

I have downloaded and installed v5.0.0-preview.5. My project is targeting net5.0 but C# 9.0 is not working. How can I enable C# 9.0? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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476 views

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.net - explicitly refer to a class without a namespace in C#

The code I'm working with has a class called Environment that is not in any namespace. Unfortunately if I am in a ... How do I do it in C#? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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712 views

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.net - DebugBreak() equivalent in C#

In C# is there any statement equivalent to DebugBreak()? I want to invoke the debugger when ever a particular condition is met. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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883 views

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.net - Timeout expired with SqlBulkCopy

I'm using SqlBulkCopy to restore tables from xml backups. One of the table backup is ~200MB large and has a ... or the server is not responding. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Java client to connect to SignalR?

I'd like to connect to a SignalR-server from a java client. Is that possible? Has anybody written a java-client to connect to SignalR? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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766 views

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.net - What is the difference between BasicHttpsBinding and WsHttpBinding with Transport security?

As BasicHttpsBinding is new at .net 4.5, I don't seem to be able to find much stuff around differences between the two. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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640 views

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.net - Cannot attach debugger to w3wp

I'm debugging an ASP.NET application but sometimes cannot find w3wp neither in Visual Studio process list (Menu: ... 64-bit, Visual Studio 2010 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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718 views

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.net - How to set column header text for specific column in Datagridview C#

How to set column header text for specific column in Datagridview C# See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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650 views

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.net - LINQ to DataSet, DataTable.AsEnumerable() not recognized

I am brand new to LINQ and am trying to query my DataSet with it. So I followed this example to the ... .Drawing System.Windows.Forms System.Xml See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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758 views

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.net - C# Reflection: How to get the type of a Nullable<int>?

What I want to do is something like this: switch( myObject.GetType().GetProperty( "id") ) { case ??: ... the value of myObject using Reflection. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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582 views

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.net - C# - Get calling method's Assembly?

Is there a way in C# to get the Assembly of the calling method? (Not the current method.) i.e. I want ... , one above in the call stack. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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625 views

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.net - Virtual/Abstract fields in C#

Is it possible to have a virtual/abstract field in a C# class? If so, how is it done? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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747 views

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.net - Label doesn't display "_" character

My Label.Content in WPF doesn't display the first occurrence of "_" character. Why? <Window x:Class=" ... no additional code in project. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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563 views

1 answer

.net - How to declare a class instance as a constant in C#?

I need to implement this: static class MyStaticClass { public const TimeSpan theTime = new TimeSpan(13, 0, 0); ... is). How to overcome this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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550 views

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.net - C#: yield return range/collection

I use the yield return keyword quite a bit, but I find it lacking when I want to add a range to the IEnumerable ... ? A loop feels a bit clunky. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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736 views

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.net - Is there a way to convert a dynamic or anonymous object to a strongly typed, declared object?

If I have a dynamic object, or anonymous object for that matter, whose structure exactly matches that of a ... specially built for this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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849 views

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.net 4.5 - Non-static method requires a target. Entity Framework 5 Code First

I am getting the error "Non-static method requires a target." when I run the following query: var allPartners = ... } What have I done wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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543 views

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.net - Displaying the selected item differently in ComboBox

I have a combo box in which I set up an ItemTemplate that looks something like this: <ComboBox.ItemTemplate> < ... you only see the selection? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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459 views

1 answer

.net - How to make a mobile application stay on top?

I am developing a mobile application for Windows Mobile. I would like that the application is lauched by default by ... to adapt to these needs. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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499 views

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.net - Visual Studio window manager

Is there a window manager for Visual Studio 2008 like this one. I really liked it, and that's all I used in ... have to do to make it work? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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583 views

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.net - Unmanaged Exports: Cannot compile assembly

I want to create a .NET assembly that can be accessed from unmanaged code (Delphi 5). I have found Unmanaged Exports ... one of them, it works. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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