Recent questions tagged C#

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c# - Programmatically determine if code is running under IIS Express

I am not sure this is even possible, but I am hoping for a clue as to determine if the code that is ... with at least the known versions today. 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# - Parse string to TimeSpan

I have some strings of xxh:yym format where xx is hours and yy is minutes like "05h:30m". What is an ... a string of this type to TimeSpan? See Question&Answers more detail:os...

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

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579 views

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c# - How to avoid error "Constructor on type 'MyType' not found" when inheriting a base class

I have a Visual Studio 2010 Windows Forms app which includes a Form base class that other classes will inherit. ... avoid the Design View error? See Question&Answers more detail:os...

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

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261 views

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c# - UI unresponsive until action is complete

I'm not sure if the Title is a good description of this issue or not. Essentially what I have is a ... I terminate the app. Thanks, James 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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c# - Recursive reading of List<Object>

I have this structure of List<Object>, to be specific it is a "CategoryItem" Object. Here's my declaration of " ... there a way to 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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295 views

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c# - Enumerate .Net control's items generically (MenuStrip, ToolStrip, StatusStrip)

I've got some code that will generically get all Controls in a form and put them in a list. Here's some of ... info, please ask. Thanks a bunch 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 easiest way to save an Observable collectin of object to an XML file?

I've have an Observable collection containing customer objects: public class Customer { public string FirstName { get; ... read it in later? 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# - Cannot deserialize the current JSON object (e.g. {"name":"value"})

This is my JSON data { "logInResult": [ { "Name": "yogesh singh", "cityName": "", "img": "DefaultImage/ ... 'logInResult', line 1, position 15. See Question&Answers more detail:os...

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

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475 views

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c# - Performing Insert OR Update (upsert) on sql server compact edition

I have c# project that is using sqlserver compact edition and entity framework for data access. I have the ... would be 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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695 views

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c# - Can MySQL be installed as an embedded database with an offline application?

I was with the choice of SQLite as database for easy distribution of my offline c# desktop application (WPF / ... installation. Is it possible? See Question&Answers more detail:os...

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

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177 views

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c# - How to combine conditions dynamically?

This question is an enhancement to the already answered question How to apply multiple filter conditions (simultaneously) on ... _price; } } } See Question&Answers more detail:os...

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

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662 views

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c# - Way to Deserialize JSON from HttpWebResponse without 3rd party frameworks

I'm trying to keep from depending on open source or third party libraries such as Json.NET to parse incoming JSON ... framework to aid in 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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888 views

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c# - upload large files (> 1 GB) to azure blob storage through web api

we have an application(.Net core) that is hosted in azure app service and we are trying to upload large files to ... BlobUrls { get; set; } } See Question&Answers more detail:os...

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

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707 views

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c# - UdpClient.ReceiveAsync correct early termination

Good day. I work with UdpClient and have wrapper upon it. For reading I have asynchronous method: ... not react to ObjectDisposedException. See Question&Answers more detail:os...

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

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245 views

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c# - Read and write to a file in the same stream

I'm trying to read and write to the same file in a way such that no other program can access the file in between ... not able to get it to 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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288 views

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c# - How to reproduce InvalidCastException when binding to an Assembly in the LoadFrom Context

In Suzanne Cook's .NET CLR Notes she talks about the dangers of the "LoadFrom" context. Specifically, If ... different versions of the assembly? See Question&Answers more detail:os...

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

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354 views

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c# - Is there a SharpDx Template, for a Windows Universal App?

I tried to write a game for Windows and Windows Phone 8.1, with SharpDx. But when I try, to add a ... from the SharpDx Visual Studio Extension)? See Question&Answers more detail:os...

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

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594 views

1 answer

c# - Deep Copy using Reflection in an Extension Method for Silverlight?

So I'm trying to find a generic extension method that creates a deep copy of an object using reflection, ... are useless. Thank You. See Question&Answers more detail:os...

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

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348 views

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c# - SMTP Gmail timing out

Not sure why this is happening. Every where I've search tells me that i'm doing this right. But every time ... 5.5.1 Authentication Required. " See Question&Answers more detail:os...

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

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311 views

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c# - Find the longest repetition character in String

Let's say i have a string like string text = "hello dear"; Then I want to determine the longest repetition of ... . Am I on the right track? See Question&Answers more detail:os...

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

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691 views

1 answer

c# - How to force fire OnModelCreating every DataContext initialized up

I want to fire OnModelCreating every new DataContext(new Entity()) ... But when i create a connection of a ... dynamic fluent api 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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533 views

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c# - AspNet.Security.OpenIdConnect.Server. Refresh tokens

As far as I know ASOS supports refresh tokens out of the box. To get refresh token I need to add ... which user refresh token is created? 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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c# - Schedule a job in hosted web server

Can some one give me a best way to implement a daily job with .NET technology. I have an asp.net application ... at 1:00AM? 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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360 views

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c# - Exception when trying to read a PrivateKey from Windows certstore

I created a private and public key pair using OpenSSL and then I generated a .p12 file to import it ... has permissions on the certificate. 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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c# - How to work with objects of unknown type returned from DataContext.ExecuteQuery

So, with the advent of the dynamic keyword in C# 4.0 I am hoping I can find a better solution to the ... scenes. Any help is much appreciated. See Question&Answers more detail:os...

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

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197 views

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c# - ASP.NET MVC Custom View Routing

Our solution hierarchy is as follows: ControllerCategoryView Ex: ControllersDataAnalysisDataRetrieve Now I'd like to map the routing ... )); } } See Question&Answers more detail:os...

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

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326 views

1 answer

c# - Can't connect to the SSL server that use only ephemeral ciphersuites (The Local Security Authority cannot be contacted)

I'm trying to connect to the test server started with openssl (this limited ciphersuite combination is intended): ... 8.1 with latest updates. 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

1 answer

c# - Is there a simple way to handle Touch events like Flick in WPF4?

I'm building a windows 7 touch app and want to be able to handle touch gestures as simple events, ... write my own listener? 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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