Recent questions tagged C#

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c# - Open WPF form from a VSTO outlook addin

I have this code in Thisaddin.cs public void Search(string input) { ServerList listofservers = new ServerList(); ... the listofserver.show(); See Question&Answers more detail:os...

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

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c# - Is it possible to express a check constraint?

I'm doing code-first development with Entity Framework 4.3 and it doesn't seem like it's possible to ... CHECK constraints in Entity Framework? See Question&Answers more detail:os...

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

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c# - How can I set the Task Manager description for my program?

I have a CLI program and I'd like to modify the description shown for it in Windows Task Manager. I tried ... the .exe's Properties > Details. See Question&Answers more detail:os...

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

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c# - Getting a control from a DataGridCell

Assuming that I have an arbitrary control inside a DataGridTemplateColumn, I wish to know how to get the ... be greatly appreciated. Thanks! See Question&Answers more detail:os...

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

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c# - Why can't my operation contracts in my wcf client take interfaces as parameters?

I have a simple wcf Service Contract that works fine if I use the concrete implementations for the interfaces, ... different types of Users. See Question&Answers more detail:os...

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

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542 views

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c# - How do we do idle time processing in WPF application?

Is there a way to do idle time processing in WPF application equivalent to OnIdle event in MFC? See Question&Answers more detail:os...

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

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c# - Hosted PowerShell cannot see Cmdlets in the same Assembly

I'm trying to run PowerShell scripts from my C# code, that will use custom Cmdlets from the assembly that ... in the Runspace or something? See Question&Answers more detail:os...

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

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c# - Mapping Linq Query results to a DTO class

I want to get records from the database using EF and assign the values to a DTO class.Consider the following tables ... Thanks for your time... See Question&Answers more detail:os...

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

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c# - Stopping a task without a CancellationToken

I am using an external library that has async methods, but not CancellationToken overloads. Now currently I am ... without killing the process? See Question&Answers more detail:os...

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

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c# - Newly created threads using Task.Factory.StartNew starts very slowly

In an WPF/c# application that uses around 50-200 of short living worker-threads created by Task.Factory.StartNew ... delay is excatly 500 msec See Question&Answers more detail:os...

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

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317 views

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c# - WCF - The maximum nametable character count quota (16384) has been exceeded while reading XML data

I'm having a WCF Service that uses wsHttpBinding. The server configuration is as follows : <bindings> <wsHttpBinding> ... how to solve 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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c# - Why does LINQ-to-Entites recognize my custom method?

This works: Entities.WorkOrderSet.Where(MyCustomMethod); This does not: Entities.WorkOrderSet.Where(o => MyCustomMethod(o ... Using EF1, not EF4 See Question&Answers more detail:os...

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

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c# - What is the C++ equivalent for AutoResetEvent under Linux?

The description of AutoResetEvent in MSDN I'm trying to port a Thread Pool implemented in C# to C++ ... similar behaviors to "AutoResetEvent". See Question&Answers more detail:os...

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

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491 views

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c# - Can't provide NuGet package source credentials to Azure Function

I have an Azure function which has a dependency on a private package feed. I am copying a nuget.config file ... :03:05.142 UserName: Password: See Question&Answers more detail:os...

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

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469 views

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c# - How do I load a texture in XNA at runtime?

I'm working on an application that uses the XNA framework to do it's 3D rendering. I now want to load a ... achieve what I'm trying to achieve? See Question&Answers more detail:os...

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

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368 views

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c# - AutoMapper Custom Mappings

Lets assume I have the following classes public class foo { public string Value; } public class bar { ... throw an Exception Please Guide. See Question&Answers more detail:os...

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

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908 views

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c# - How to let Autofixture create an instance of a type that contains properties with an interface type?

I have such a class: public class ViewModel { public IPagination<Data> List { get; set; } // ... SeededRequest(typeof(ViewModel), null)) See Question&Answers more detail:os...

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

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250 views

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c# - Using Static method and variables - Good vs Bad

I am developing C# and asp.net web application. I have general class called utilities, I have lot of public and static ... { //do something } } See Question&Answers more detail:os...

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

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489 views

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c# - Horizontal text alignment in a PdfPCell

I am using this code to align horizontally. cell = New PdfPCell(); p = New Phrase("value"); cell. ... all cells content to be centered. See Question&Answers more detail:os...

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

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206 views

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c# - Authentication problems after publishing MVC 4 app to azure

I have a basic ASP.NET MVC 4 site which I am hosting on Azure websites. The authentication is ... Security.RolePrincipal.IsInRole(String role) See Question&Answers more detail:os...

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

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282 views

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c# - how to do nested generic classes (if that's the appropriate name) in csharp

I'd like to create a class of the following type public class EnumerableDisposer<IEnumerable<IDisposable>> But it won ... to create this class? See Question&Answers more detail:os...

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

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535 views

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c# - Using WMI to identify which device caused a Win32_DeviceChangeEvent

I have been writing some code that detects add and removal of USB devices, and I've used the following WMI ... this info is unavailable. sigh See Question&Answers more detail:os...

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

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331 views

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c# - How to trigger a modal window in ASP.NET WebForms?

How can I show modal windows in an ASP.NET WebForms application? I need to display a modal window with 2 ... , if that affects my options. See Question&Answers more detail:os...

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

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365 views

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c# - Programmatically disconnect network connectivity

Is there a way to programmatically and temporarily disconnect network connectivity in .NET 4.0? I know I can get ... cable). Thanks, Chris. See Question&Answers more detail:os...

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

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443 views

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c# - Is there any unique identifier for wpf UIElement?

For logging user actions in my WPF forms, I added some global event handlers I want to log exactly which control ... like ClientId in ASP.Net? See Question&Answers more detail:os...

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

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349 views

1 answer

c# - Scroll a WPF FlowDocumentScrollViewer from code?

I have a FlowDocumentScrollViewer I want to automatically scroll to the bottom when text is added. < ... so. Any suggestions? See Question&Answers more detail:os...

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

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648 views

1 answer

c# - If EAV is evil, what to use for dynamic values?

I need to create database where Accountgroup table will have dynamic fields so that Accounts can enter those ... json without any problems. See Question&Answers more detail:os...

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

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289 views

1 answer

c# - Custom serialization with DataContractSerializer

I'm currently using wrapper classes for my DataSets ,in order to implement custom serialization. I would like to use ... this); } } Thanks! See Question&Answers more detail:os...

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

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