Recent questions tagged .NET

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We've seen plenty of questions about when and why to use try/catch and try/catch/finally. And I know there's ... if the work went as expected. 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 - StringWriter or StringBuilder

What is the difference between StringWriter and StringBuilder and when should I use one or the other? 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 - Object cache for C#

I'm doing a document viewer for some document format. To make it easier, let's say this is a PDF viewer, ... have other ideas for this problem? 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 - Entity Framework - First query slow

As the title suggest I'm having a problem with the first query against a SQL Server database using Entity ... relatively small amount of data? 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 - MongoDB transactions?

Playing around with MongoDB and NoRM in .NET. Thing that confused me - there are no transactions (can' ... my repository with ITransaction? 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 - Default Transaction Timeout

I used to set Transaction timeouts by using TransactionOptions.Timeout, but have decided for ease of ... level without using TransactionOptions 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 - Meaning of () => Operator in C#, if it exists

I read this interesting line here, in an answer by Jon Skeet. The interesting line is this, where he ... I embarrassingly miss something here? 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 - Explanation of dapper buffer/cache

I use dapper to return objects from my database as IEnumerable. As default dapper has buffer setting set to true. ... data again for this query? 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 - Finding out what exceptions a method might throw in C#

Is there any way to find out what exceptions might be thrown by any method in .NET code? Ideally I want to ... there might be an easier way. 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 - Plain C# Editor in Visual Studio 2012 (No intellisense, no indentation, no code highlighting)

I just installed visual studio 2012 in my machine, I previously had visual studio 2012 RC which I uninstalled ... one: Thanks in advance 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 - Session End in ASP.net MVC

I am placing user data in the session then passing it to viewdata to view on a page. Now when my user ... logged out due to inactivity". 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 - Create a Video Stream (AVI) from a Series of Images

There is an IP web camera that I wrote a .NET class for sometime ago. It's basically a Timer implementation that ... I do this with VB.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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.net - Using C#/WIA version 2.0 on Vista to Scan

I want to implement a paperless filing system and was looking to use WIA with C# for the image acquisition ... sample projects out there? See Question&Answers more detail:os...

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

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304 views

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.net - Generate DataContract from XSD

I want to be able to generate a DataContract from a XSD file, preferably using the xsd.exe tool. What is ... file is changed and regenerated. See Question&Answers more detail:os...

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

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540 views

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.net - How to resolve "Could not find schema information for the element/attribute <xxx>"?

In visual studio, I have an asp.net 3.5 project that is using MS Enterprise Library 4.0 application blocks. ... I receive. Thanks for trying. See Question&Answers more detail:os...

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

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283 views

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.net - Why can I initialize a List like an array in C#?

Today I was surprised to find that in C# I can do: List<int> a = new List<int> { 1, 2, 3 }; ... language items and Lists are simple objects ... See Question&Answers more detail:os...

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

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272 views

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.net - Simple claims transformation and caching w/ windows authentication

For the past few days I've been reading about the windows identity foundation and how it's so good and flexible ... and a cookie set, 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 - Konami Code in C#

I am looking to have a C# application implement the Konami Code to display an Easter Egg. http://en. ... standard C# windows forms app. See Question&Answers more detail:os...

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

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256 views

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.net - What do you test with your unit tests?

TDD is something that seems to be on everybody's lips these days, and I have tried some on my own but I don't ... to test? How do I do it? 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 - Can I use Data Annotations to perform a Cascade Delete with Entity Framework 4.1 RC?

When using data annotations with EF4.1 RC is there an annotation to cause cascade deletes? public class Category { ... not how is it achieved? 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 - How can I securely embed a static string (key) in C#?

I'm looking for a way to securely store an API key in a WP7 application. The key is a string and is currently ... ;) ) Thank you in advance. See Question&Answers more detail:os...

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

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298 views

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.net - Using the Web Application version number from an assembly (ASP.NET/C#)

How do I obtain the version number of the calling web application in a referenced assembly? I've tried using ... others submitted here don't. See Question&Answers more detail:os...

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

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346 views

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.net - Are delegates and callbacks the same or similar?

Are delegates the same thing as callbacks? Or are they related somehow? See Question&Answers more detail:os...

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

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860 views

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.net - 'dotnet restore' vs. 'nuget restore' with TeamCity

I have an ASP.NET Core project that builds properly with Visual Studio, but it doesn't build under MSBuild. ... restore and a dotnet restore? 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 - Debugging IronPython scripts in hosted (embedded) environment

I'm writing a C# application which has IronPython (2.0.1) embedded in it. The idea is to expose portions of ... /easier way to do 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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542 views

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.net - WPF App loses focus completely on window close

Problem description If I make a non-modal window as a child window through setting the Owner of the window to a ... : Instable focus of WPF apps See Question&Answers more detail:os...

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

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323 views

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.net - How to upload a file to amazon S3 super easy using c#

I am tired of all these "upload to S3" examples and tutorials that don't work , can someone just show me an ... simply works and is super easy? See Question&Answers more detail:os...

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

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429 views

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.net - How do I create a global exception handler for a WCF Services?

I want to log all exceptions server side. In ASP.NET I write something like this in Global.asax.cs, but ... how the client handles exception. See Question&Answers more detail:os...

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

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