Recent questions tagged .NET

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.net - Prevent screen from sleeping with C#

I have created a small C# console app to move the pointer around the screen, in the hope that this would prevent ... != ConsoleKey.Escape); } } 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 - Does DataAdapter.Fill() close its connection when an Exception is thrown?

I am using ADO.NET (.NET 1.1) in a legacy app. I know that DataAdapter.Fill() opens and closes connections ... .SelectCommand = cmd da.Fill(ds) See Question&Answers more detail:os...

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

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426 views

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.net - WebAPI + APIController with structureMap

Im trying to use StructureMap to initialize my ValuesController that derivate from ApiController but i'm getting an ... direction? Very 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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315 views

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.net - How to merge two XmlDocuments in C#

I want to merge two XmlDocuments by inserting a second XML doc to the end of an existing Xmldocument in C#. How is this 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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441 views

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.net - Finding my main executable's path using Assembly vs AppDomain

I'm a .NET user, and my goal is as simple as finding the absolute path of the directory of my ... example to demonstrate the difference perhaps? See Question&Answers more detail:os...

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

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383 views

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.net - Passing a parameter using RelayCommand defined in the ViewModel (from Josh Smith example)

I would like to pass a parameter defined in the XAML (View) of my application to the ViewModel class by ... each RelayCommand in the ViewModel. 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 - marking existing column as primary key in datatable

I have a datatable from database on the basis of some query. I want that datatable to have a primary key for an ... column. How can I do 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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420 views

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.net - What's the difference or relationship between Type and TypeInfo?

I cannot fully understand when to use one or another. They are so similar that it's confusing me every now and ... Type. Am I wrong? 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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.net - Tool to convert Entity Framework EDMX to Code First

Is there a tool to convert an edmx into code-first? I know there was talk of one appearing in a CTP a while ... , but nothing from the EF team. See Question&Answers more detail:os...

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

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382 views

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.net - The difference between Html.Action and Html.RenderAction

I've been trying to figure out the difference between RenderAction and Action. I don't know if I'm so ... even be bothering with RenderAction? 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

1 answer

.net - Why might a System.String object not cache its hash code?

A glance at the source code for string.GetHashCode using Reflector reveals the following (for mscorlib.dll version 4.0) ... bomb, party's over. See Question&Answers more detail:os...

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

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412 views

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.net - TransactionScope and multi-threading

I was wondering how you would use the TransactionScope class in the correct way when you are dealing with ... to a threaded execution. 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

1 answer

.net - How do you update multiple field using Update.Set in MongoDB using official c# driver?

The following code will allow me to update the Email where FirstName = "john" and LastName = "Doe". How ... ; _person.Update(myQuery, update); See Question&Answers more detail:os...

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

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264 views

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.net - How do I get %LocalAppData% in c#?

How do I get %LocalAppData% 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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750 views

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.net - How to make IEnumerable<string>.Contains case-insensitive?

Suppose I have a .net Array of strings. string[] strings = new string[] { "AbC", "123", "Xyz", ... >.Contains() method implement this logic? 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 - String.Join method that ignores empty strings?

The VB.NET method String.Join(separator, stringArray) is similar to PHP's implode, but any null elements in the array are ... c") --> "a, 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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309 views

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.net - How to empty a list in C#?

I want to empty a list. How to do that? See Question&Answers more detail:os...

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

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460 views

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.net - How to trap the keyboard strokes on a c# win forms application (CTRl + alt +Del)

Is there Any way to handle the Ctrl+Alt+Del Key combination. Take for instance in a quiz application (Win ... thoughts would be helpful. 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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310 views

1 answer

.net - IIS API - Create virtual directories?

Just looking for the relevant documentation. An example is not necessary, but would be appreciated. We have a ... code? ~ William Riley-Land See Question&Answers more detail:os...

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

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399 views

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.net - How to dock an application in the Windows desktop?

I would like to develop a small notifications application for Windows in .NET that docks on the right/left side ... at this point. 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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442 views

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.net - Creating a COM Automation Server in C#

I currently have a .NET class library written in C# that exposes its functionaility via COM to a C++ program ... is off/out of date! See Question&Answers more detail:os...

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

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329 views

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.net - WCF REST return single method as JSON and XML

I am using below Code for WCF Rest Services to get in JSON format [OperationContract] [WebGet(UriTemplate = "/ ... I cannot change my version. See Question&Answers more detail:os...

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

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294 views

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.net - Easy way to mock a WCF service?

I've got an app which is using a WCF service. Now I'd like to add unit tests to the app. For some cases I ... be done like this if you use WCF. See Question&Answers more detail:os...

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

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320 views

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.net - Can't instantiate a COM object written in C# from VBA (VB6 ok)

Using VS 2008, here is my COM object using System; using System.Collections.Generic; using System.Text; ... a framework initialization issue. See Question&Answers more detail:os...

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

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343 views

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.net - Translate LINQ to sql statement

I want to translate LINQ expression tree to SQL statement and I don't want to write my own code for ... to use: query.ToSqlStatementString() See Question&Answers more detail:os...

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

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789 views

1 answer

.net - C# Which is the fastest way to take a screen shot?

I am implementing a feature that will take screen shot repeatedly and output dirty rectangles between 2 different ... screen shot? 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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524 views

1 answer

.net - Is there a WPF control I can use to expand/collapse panels (animated)

I have a window that has a lot of content. I'd like to be able to separate the content using panels, ... easy way to accomplish 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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362 views

1 answer

.net - How to kill a thread in C# effectively?

I am not trying to beat a dead horse, honestly. And I've read all the advice on thread killing, however, ... actually possible to kill a thread? See Question&Answers more detail:os...

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

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