Recent questions tagged c#

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c# - Why can't I use DataContext={Binding} for my context menu?

I have code that looks something like this: <HierarchicalDataTemplate DataType="{x:Type local:SomeType}" ItemsSource=" ... for the context menu? 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# - How to fix scrollbars when the window or container is resized?

Currently in my application I am using the HScrollBar and VScrollBar for panning around in a large image. The part of ... but I'm not sure how. 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# - Extending a solution for simple binding to a 'Text property to multiple Controls to handle binding to any Type?

My question is : how to move beyond writing a custom implementation of a technique for databinding multiple controls ( ... "some initial text"; 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# - Upload file through WebApi fails for larger file

I'm trying to upload a file using WebApi. The byte[] is 1.6MB. For some reason my model ... .Result), TaskContinuationOptions.AttachedToParent); 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# - Linq to EF - Unsupported Functions

I'm making a query with Linq, backed by an Entity Framework datasource. I'm getting the following error: ... in the right direction? Cheers, 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

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c# - Parallel.ForEach not spinning up new threads

Parallel.ForEach Not Spinning Up New Threads Hello all, we have a very IO-intensive operation that we wrote ... limitation for IO operations? 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# - Multiplying My Array Values

class Program { static void Main(string[] args) { double[] values = new double[5]; int i; double multValue; for ... as how to do it. 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# - How to mock Session Object in asp net core

I am writing unit tests using moq framework. I am calling one method in base controller setsession() which will set ... Can you please help me? 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# - How much space do string.Empty and null take?

How much memory do an empty string and null take? I found this question, which tells about the String.Empty memory ... new MyClass(null,null); } 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# - Can not inject IOptions in service

I am trying to inject a IOptions inside a service that I created and it is always null: public ... successfully in the Startup constructor. See Question&Answers more detail:os...

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

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534 views

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c# - How to update progress bar while working in the UI thread

I have a ProgressBar and a TreeView. I populated the TreeView with a bunch of data, once it is applied I ... , must be doing something wrong. 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 does https://<myapp>.azurewebsites.net/.auth/login/aad/callback mean?

I am configuring Authentication for my Web application using Azure App Service. I chose AAD with Express mode to ... POST Url if needed? 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# - Bitmap class not found in UWP windows 10

I am developing an image processing app for windows 10. I have searched online related to the image processing. ... reference of Bitmap class? See Question&Answers more detail:os...

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

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486 views

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c# - convert object to array of objects

I have the following javascript object being returned from a WCF call, this has been serialized from a ... with Key/Value properties? See Question&Answers more detail:os...

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

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927 views

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c# - Sorting a jagged array by second column

I have a jagged array and I need to sort it by the column "2": example: array[x][2] What I have is ... I need to sort by the second option. See Question&Answers more detail:os...

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

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570 views

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c# - How can I get an HtmlElementCollection from a WPF WebBrowser

My old WinForm application used HtmlElementCollection to process a page HtmlElementCollection hec = this. ... an HtmlElementCollection 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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c# - Importing excel file with all the conditional formatting rules to epplus

I have an excel file which contains lots of data along with icon sets and data bars based on the values in the ... lights, etc but not these. 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# - Binding autofac with webapi using generic repository

I am trying to use autofac with a repository and I am trying to add a little generics to try reducing the ... obvious that I am doing wrong? See Question&Answers more detail:os...

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

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337 views

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c# - Program to automate form field entry and result checking of webpage

I am trying to create a program in C# (maybe using WinForms) which will enter a licence number into a form ... for this project. Kind Regards See Question&Answers more detail:os...

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

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416 views

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c# - Error with executing query in visual studio

I created databese like server exploler/ data connection / add connection . Microsoft SQL Server Compact 3.5 ( ... Visual Studio 2010 Ultimate. 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# - Custom object serialization vs PreserveReferencesHandling

Is there any standard way to get "$id" field's value for the current object when serializing, and get ... when using a custom JsonConverter? See Question&Answers more detail:os...

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

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489 views

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c# - Firefox crash when I run selenium unit test

I start use Selenium.WebDriver (v2.45) to run visual tests. As web driver I use FirefoxDriver. I have installed ... Url); driver.Close(); } 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# - Why is this enum declaration working now?

While answering another question, Jon Skeet mentioned that there is a weird thing going on with the definition of ... issue on the Roslyn Github See Question&Answers more detail:os...

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

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484 views

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c# - Deserializing large JSON Objects from Web Service (Out of Memory)

I have a program that deserializes large objects from a web service. After a webservice call and a 200 ... suggestions are 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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442 views

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c# - Open sitecore media library programmatically from asp.net button click

I have been trying to figure out if it is possible to open the Sitecore media library browser programmatically from ASP ... ToString(), 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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799 views

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c# - Log4NET AdoNetAppender connection string reference

I want to use Log4NET to log into my DB and following some tutorials I see that I have to configure a ... share the same connection parameters. See Question&Answers more detail:os...

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

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607 views

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c# - Deserializing a JSON object hierarchy into a hierarchy of Dictionary<string, object>

I'm in .NET for WinRT (C#) and I'd like to deserialize a JSON string to a Dictionary<string, object>, ... a JSON serializer available in WinRT. 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# - Remote server (403) Forbidden error while using WebClient

I am trying to query some URL using WebClient. I have a collection which I loop through to get the QueryString value, ... (ex.Message); } } } See Question&Answers more detail:os...

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

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