Recent questions tagged C#

0 votes

430 views

1 answer

c# - How to check remote IP and Port is available?

I have to check remote IP and Port is available or not.If its is available it will move to next form.If not ... to check in remote Port and IP. See Question&Answers more detail:os...

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

0 votes

295 views

1 answer

c# - how to upload a large file with ASP.NET MVC4 Web Api with progressbar

how can i upload a large file with ASP.NET MVC4 Web Api and also get a progress? i saw this post and i ... how can i get how bytes loaded? See Question&Answers more detail:os...

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

0 votes

182 views

1 answer

c# - Display List<String> in textBox (Winforms)

Noob question... I'm trying to display a List in a textbox... unfortunately, my code only displays the first ... members? Where is my mistake? See Question&Answers more detail:os...

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

0 votes

132 views

1 answer

c# - How to reverse a number as an integer and not as a string?

I came across a question "How can one reverse a number as an integer and not as a string?" Could anyone please ... number, i.e. use base 10. See Question&Answers more detail:os...

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

0 votes

615 views

1 answer

c# - How to redirect from root url to /swagger/ui/index?

I have a WebApi project with Swashbuckle installed onto it. In default setup, I must open in browser http:// ... How can I achieve this? See Question&Answers more detail:os...

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

0 votes

265 views

1 answer

c# - Polymorphic JSON Deserialization failing using Json.Net

I'm trying to deserialize some JSON to various sub-classes using a custom JsonConverter I followed this almost to the ... do I get around that? See Question&Answers more detail:os...

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

0 votes

271 views

1 answer

c# - Why use services (IServiceProvider)?

I'm coming to this question from exploring the XNA framework, but I'd like a general understanding. ISomeService ... . What am I missing? See Question&Answers more detail:os...

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

0 votes

273 views

1 answer

c# - Can I configure an interceptor in EntityFramework Core?

In the old (pre .net core) era's entity framework 6 as shown in this blog post there is a way to ... information from 2015 removed in 2020) See Question&Answers more detail:os...

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

0 votes

138 views

1 answer

c# - Setting environment variables in .NET Core 2.0

I am trying to setting up multiple environments in my .NET Core 2.0 application. See my code below ... with the development environment. See Question&Answers more detail:os...

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

0 votes

247 views

1 answer

c# - How to call TriggerBatch automagically after a timeout if the number of queued items is less than the BatchSize?

Using Dataflow CTP (in the TPL) Is there a way to call BatchBlock.TriggerBatch automatically if the number of ... block receives a new item. See Question&Answers more detail:os...

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

0 votes

401 views

1 answer

c# - read connectionstring outside startup from appsetting.json in vNext

I have a project class (Nuget Package). I need to read in a static class without constructor my connections ... ].ConnectionString; } Thanks!! See Question&Answers more detail:os...

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

0 votes

187 views

1 answer

c# - Threads and delegates — I don't fully understand their relations

I wrote a code that looks somewhat like this: Thread t = new Thread(() => createSomething(dt, start, ... connection is made to the delegate. See Question&Answers more detail:os...

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

0 votes

283 views

1 answer

c# - ASP.NET MVC image from byte array

currently I have a byte array representing my Image in my ViewModel. I display it with the following code: <img ... to return a Image link? See Question&Answers more detail:os...

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

0 votes

448 views

1 answer

c# - fluent nhibernate - many-to-many relationship mapping on same entity

I am having a problem trying to map out a many-to-many relationship , where both sides of the relationship reference ... do this" as an answer. See Question&Answers more detail:os...

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

0 votes

137 views

1 answer

c# - ASP.NET Custom Controls - Composites

Summary Hi All, OK, further into my adventures with custom controls... In summary, here is that I have learned ... forward to your answers ^_^ See Question&Answers more detail:os...

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

0 votes

184 views

1 answer

c# - Owin Bearer Token Authentication + Authorize controller

I'm trying to do authentication with Bearer tokens and owin. I can issue the token fine using the grant ... is false. Any ideas? See Question&Answers more detail:os...

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

0 votes

163 views

1 answer

c# - Entity Framework 6.1.1 disable model compatibility checking

I am running into the following error after updating EF to version 6.1.1: An unhandled exception of type 'System. ... to get rid of the error. See Question&Answers more detail:os...

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

0 votes

198 views

1 answer

c# - MySQL Connector with EF6 in Visual Studio 2013

I am attempting to connect to MySQL through a C# .NET web MVC application. My issue is that, when I attempt to ... spot what I am doing wrong? See Question&Answers more detail:os...

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

0 votes

238 views

1 answer

c# - Usage of Automapper when property names are different

We are using AutoMapper from Codeplex and for me the destination object has all the properties ending with 'Field', ... .ForMember() 20 times? See Question&Answers more detail:os...

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

0 votes

428 views

1 answer

c# - How can I quickly read bytes from a memory mapped file in .NET?

In some situations the MemoryMappedViewAccessor class just doesn't cut it for reading bytes efficiently; the best we ... space to read from? See Question&Answers more detail:os...

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

0 votes

1.3k views

1 answer

c# - cefsharp execute javascript

I want to execute JavaScript code by using CefSharp in Windows Forms, but it does not work. The code is as following ... ("alert('test');"); See Question&Answers more detail:os...

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

0 votes

251 views

1 answer

c# - Why have class-level access modifiers instead of object-level?

While using C#, I recently realised that I can call a Foo object's private functions from Foo's static functions, ... cause an access error. } } See Question&Answers more detail:os...

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

0 votes

181 views

1 answer

c# - Binding to commands in WinForms

How can a button be bound to a command in a view model like in WPF with MVVM? See Question&Answers more detail:os...

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

0 votes

168 views

1 answer

c# - How to start Azure Storage Emulator from within a program

I have some unit tests that use Azure Storage. When running these locally, I want them to use the Azure Storage ... path: %12 Report Id: %13 See Question&Answers more detail:os...

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

0 votes

398 views

1 answer

c# - How can I improve this exception retry scenario?

I have a web service method I am calling which is 3rd party and outside of my domain. For some reason every now and ... the error. } } } } } See Question&Answers more detail:os...

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

0 votes

212 views

1 answer

c# convert image formats to jpg

I need to get a picture from the user, with different format extensions, and I want to always save it as " ... in c# without arming the quality? See Question&Answers more detail:os...

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

0 votes

237 views

1 answer

c# - How to improve MongoDB insert performance

The result: If you are operating on a dataset that is fault tolerant, or doing a one time ... await m_Collection.BulkWriteAsync(updates); See Question&Answers more detail:os...

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

0 votes

464 views

1 answer

c# - Hangfire dependency injection lifetime scope

I'm rewriting this entire question because I realize the cause, but still need a solution: I have a ... that have already been changed. See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags