Recent questions tagged .NET

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.net - How to perform thread-safe function memoization in c#?

Here on stack overflow I've found the code that memoizes single-argument functions: static Func<A, R> ... make the memoization thread-safe? 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 - Problem with cascade delete using Entity Framework and System.Data.SQLite

I have a SQLite DB that is set up so when I delete a Person the delete is cascaded. This works fine ... NOT NULL PRIMARY KEY AUTOINCREMENT ) 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 - WCF Configuration - Split it out of app.config

I have a specific requirement to remove all client WCF configuration (<system.serviceModel>) out of the main app. ... you know what I thought. 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 Math.IEEERemainder(x,y) equivalent to x%y?

Is there any differences between Math.IEEERemainder(x,y) and x%y ? 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 - Encrypting the connection string in web.config file in C#

I have written the name of my database, username and password in my web.config file as connection string. ... SqlClient" /> </connectionStrings> 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 to store a function pointer in C#

Let's say I want to store a group of function pointers in a List<(*func)>, and then later call them, ... parameters? How would 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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.net - what is cache AppDataLocalassemblydl3?

I have this assembly that for some reason Windows started to load from this path: C: ... from the cache? 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 one get the value of a text input using Selenium with C#?

Using Selenium for .NET, how can I get the current value from a html input? It's possible to .GetAttribute() ... rather than jQuery's .attr(). 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 - Why doesn't StringBuilder have IndexOf method?

I understand that I can call ToString().IndexOf(...), but I don't want to create an extra string. I ... doesn't already exist in the 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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.net - What is the simplest way to access data of an F# discriminated union type in C#?

I'm trying to understand how well C# and F# can play together. I've taken some code from the F# for Fun & ... .Failure). Is there a better 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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372 views

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.net - How to remove one 'document' by 'ID' using the Official C# Driver for MongoDB?

Can someone please show me, if there is a better way to remove one document from MongoDB using the Official C# ... which seems 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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.net - How to query Cloud Blobs on Windows Azure Storage

I am using Microsoft.WindowsAzure.StorageClient to manipulate blobs on Azure storage. I have come to the point ... for retrieving blobs lazily. See Question&Answers more detail:os...

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

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327 views

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.net - How to step into C/C++ DLL from C# application while debugging

I have two project in my solution: C/C++ Win32 DLL and some C# application. What I have to do to be ... additional actions have I to carry out? See Question&Answers more detail:os...

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

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574 views

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.net - get methodinfo from a method reference C#

We can use a C# typeof keyword when we want to get Type instance for specified type. But what can I use if ... to my methods is not a solution. See Question&Answers more detail:os...

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

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701 views

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.net - Are Stopwatch.ElapsedTicks and Stopwatch.Elapsed.Ticks always the same?

What does ElapsedTicks and Elapsed.Ticks in the Stopwatch class mean? When could the meaning be different than intended? See Question&Answers more detail:os...

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

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321 views

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.net - Code Contracts: How do I supply a contract class for a generic interface?

I'd like to specify a contract for this generic interface, using Code Contracts: interface IRandomWriteAccessible<T ... with Code Contracts? 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 - Cannot find Microsoft.VisualStudio.TextTemplating assembly

I am doing some work with T4 (Text Template Transformation Toolkit) and am trying to get to a point where I can ... , 2005, and 2008 installed). See Question&Answers more detail:os...

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

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462 views

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.net - Hexadecimal value 0x00 is a invalid character

I am generating an XML document from a StringBuilder, basically something like: string.Format("<text><row>{0}< ... ideas where the problem lies? 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 - Programmatically skip an NUnit test

Is there a way for an NUnit test to end and tell the test runner that it should be considered skipped/ignored, ... so, what should I be doing? 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 - Best way to convert IEnumerable<char> to string?

Why isn't it possible to use fluent language on string? For example: var x = "asdf1234"; var y = new ... the result of the TakeWhile function. See Question&Answers more detail:os...

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

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287 views

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.net - Octal equivalent in C#

In C language octal number can be written by placing 0 before number e.g. int i = 012; // Equals 10 in ... C# to represent any value as octal? See Question&Answers more detail:os...

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

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444 views

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.net - Problem with LINQ to Entities and String.StartsWith

I'm trying to build a search page using LINQ to Entities, but the following code is giving me ... .CurrentCultureIgnoreCase)) select dp; 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 - Multiline C# interpolated string literal

C# 6 brings compiler support for interpolated string literals with syntax: var person = new { Name = "Bob" ... is there something more elegant? See Question&Answers more detail:os...

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

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371 views

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.net - Load a large BitmapImage asynchronously

I'm trying to load a very large image (about 16000x7000 pixel) into a Material, and I've tried to load it ... = null; lines = null; 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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575 views

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.net - C# Run application MINIMIZED at windows startup

I got the following code to run the application at windows startup: private void SetStartup(string AppName, bool ... help me please? 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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423 views

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.net - Linq 2 SQL or Linq Entities

I am starting to design a new application and what I am wondering is peoples opinions on Linq2SQL or Linq2Entities ... ADO.net data services. See Question&Answers more detail:os...

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

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464 views

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.net - C# Get CngKey object from public key in text file

I have got a file in which there are several public keys for ECDSA SHA256. The file looks ... .CryptographicException for invalid parameter. See Question&Answers more detail:os...

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

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389 views

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.net - Bulk Insert In SQL Server CE

i am new at SQL Server CE and using Visual Studio 2008, SQL Server CE 3.5. I want to know that what ... is there more efficient and fast 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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