Recent questions tagged C#

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c# - SignalR Hub Authorization for Blazor WebAssembly with Identity

I have set up a SignalR Blazor WebAssembly app with JWT authentication, configured to send the token through ... Client/Pages/SignalR.razor.cs See Question&Answers more detail:os...

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

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386 views

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c# - How do I place my custom toolbar (DeskBand?) on taskbar in Windows 7 win WPF?

How do I place my custom toolbar on taskbar in Windows 7 before tasks panel? There is a popular application ... WPF way is greatly 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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c# - Wpf InkCanvas save stokes as svg

Is it possible to save InkCanvas stroke collection to svg image? Only thing I can find is that I can save ... with other platforms (like web). 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# - Consuming REST based web services in .Net

Greetings, I'm confused as to the best approach to make when consuming REST based web services with .Net. At ... would I gain ? 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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c# - WPF UI Automation issue

This Thread belong to this I am asking where do I need to insert the workaround from this I have a WPF ... still other workaround about 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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531 views

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c# - How to call confirm message from code behind in asp.net?

Hi I want to call a client side javascript confirm message from code behind in asp.net. I want to use the true or ... This Rule.');", true); 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# - Best way to display a progress form while a method is executing code?

I have a WinForm load method that takes a long time to gather some data to display to the user. I display a form ... ); } catch (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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363 views

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c# - Manual control over when to redraw the screen

I'm trying to make a turn-based roguelike engine thing for XNA. I'm basically porting the game over from a ... but, instead, when I want? 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# - custom types in settings

How can I have my own types in Settings. I succeed to have them in settings sheet, but the issue is that I ... t see the setting in app.config. 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# - Generic Insert or Update for Entity Framework

Say I have an insert method: public T Add<T>(T t) { context.Set<T>().Add(t); context.SaveChanges(); return ... using context.Set<T>().Find(key) See Question&Answers more detail:os...

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

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648 views

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c# - How to delete a file after it was streamed in ASP.NET Core

I would like to delete a temporary file after returning it form action. How can i achieve that with ASP. ... for returning using memory stream. See Question&Answers more detail:os...

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

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511 views

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c# - Precompiled Azure function and CloudTable binding output doesn't work

I'm using a precompiled Azure Function that looks: public static async Task Run(Stream inputBlob, Stream outputJson ... binding to azure table) See Question&Answers more detail:os...

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

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783 views

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c# - Where clause not working on LINQ IQueryable query

Using Linq to Entities, the where clause is not working when I do a Where lamba expression on a Linq object ... not listen to the Where clause? See Question&Answers more detail:os...

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

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544 views

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c# - How to resize and save a Texture2D in XNA?

In a level editor I've made for my XNA game (editor is also in XNA) I'm allowing to scale Texture2D ... ) from a scaled Texture2D object? 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# - Date range falling between two dates in a LINQ query

I'm trying to write a select query which returns records where the input date range falls between two date fields ... this, I'd appreciate 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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211 views

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c# - Capturing method state using Reflection

Is there a way to use .NET reflection to capture the values of all parameters/local variables? See Question&Answers more detail:os...

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

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270 views

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c# - How can I access Bot Framework ConversationData outside of a dialog like in messages controller?

In a dialog within my bot, I store a flag value in the ConversationData like so: context.ConversationData. ... something I'm misunderstanding? 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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c# - Does MEF lend any value to the Singleton pattern?

I am working on an MEF project to discover usage and implementation techniques. My first phase of discovery is ... to the pattern's existence? See Question&Answers more detail:os...

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

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392 views

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c# - Azure Service Bus - Receive Messages with OnMessage() Method

Following the MS documentation it was not difficult to receive message(s) from subscription. However, if I'd like my ... (3000); } }); } See Question&Answers more detail:os...

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

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344 views

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c# - ObservableCollection better than ObjectSet

Why is it better (in WPF, C#, Entity Framework) to bind ListBox to an ObservableCollection created upon the ObjectSet ... how to solve 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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559 views

1 answer

c# - How to broadcast a UDP packet on WP7 Mango?

I want to send a UDP packet from a phone to the limited broadcast address (IPAddress.Broadcast = 255.255.255. ... sort of broadcast on Mango? See Question&Answers more detail:os...

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

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485 views

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c# Detect xml encoding from Byte Array?

Well i have a byte array, and i know its a xml serilized object in the byte array is there any way to get ... need to convert it to a string? See Question&Answers more detail:os...

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

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290 views

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c# - How to rotate a WPF Window?

Is it possible to rotate a WPF Window by 45 degree, using xaml? See Question&Answers more detail:os...

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

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316 views

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c# - Should I instantiate a new delegate or not?

I just realized I can add an event handler in two ways: Consider an event handler like so: private ... that should be considered? 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# - Puzzle from an Interview with Eric Lippert: Inheritance and Generic Type Setting

Can someone explain to me why the below code outputs what it does? Why is T a String in the first one, not ... System.Int32 Console.Read(); } } See Question&Answers more detail:os...

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

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402 views

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c# - Get the "Key" for a strongly typed model in the controller

So I am trying to do get the key for a model object in the controller so that I can add a ... so it attaches to this ValidationMessage. See Question&Answers more detail:os...

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

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342 views

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c# - Is there a way to automate turning a BizTalk Receive Location on or off through code?

Is there a way to automate the turning on or off of a Receive Location in BizTalk? It seems like there should ... kind of script would work too. See Question&Answers more detail:os...

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

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273 views

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c# - Combobox appearance

Can I change the appearance of a Winforms ComboBox so that a Combobox with DropDownStyle = DropDownList looks more like ... on the same dialog. See Question&Answers more detail:os...

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

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