Recent questions tagged C#

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c# - Convert Audio samples from bytes to complex numbers?

Greetings everyone, I am currently developing a chromatic tuner for instruments/voice in Silverlight with a C# back- ... Cheers and thanks! Josh 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# - WP8 Tap the image to get the selected item in longlistselector

I created a LongListSelector with textblock and an image,then How do I tap the image to show selected item name in ... How to I solve 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# - EventSystem OnPointerXXX functions not getting called

I have a plane that contains around 200 tiles, and I'd like to be able to detect which tile has been ... by putting a breakpoint in there). 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# - Response.redirect does not preserve HttpContext.Current.Items

I was learning about the HttpContext and found out that HttpContext object will be constructed newly for every ... Items in Response.Redirect? 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# - BackgroundWorker WPF difficulties with Progress Bar

I am developing a WPF, C# application and I have to read a very big CSV file and write to a database. ... event handler for the button press. 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# TempData equivalent in php

I know I can explicitly set and unset a Session manually but I believe this is worth to ask. In c#, there is ... has a function like this one? 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# - Datatable as datasource in ReportViewer

I want the table component in reportviewer control to be filled in with data from datatable. In other words ... creating such report described, 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# - Testing for nested keys with Json.NET?

I want to filter a reactive stream of json encoded strings like this: { "Key1" : {"key2":"value"}, " ... keys with a single Where statement? 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 connect Grpc (NuGet >2.33) client (.NET Framework) with Grpc.Asp.NetCore (NuGet >2.31) server (.NET 5.0) using HTTPS and my own certificate?

Exception message: Grpc.Core.RpcException: 'Status(StatusCode="Unavailable", Detail="failed to connect ... .com/angelagyang/GRPCProtobufExample 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# - FromArgb vs FromScRgb

Should these two expressions result in colors which are roughly the same? Color.FromArgb(255, 255, 255, (byte)0. ... looks like on my system: 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# - Chart Compression

I am writing a C# desktop application that requires a graphical representation (XoY) of some values (Y - value, X - ... upon a tick of a timer. 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# - save as dialog in asp.net

I have some data in the form of a string. I want to write this data to a file and save the file to the ... click. How can this be achieved?? See Question&Answers more detail:os...

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

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408 views

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c# - How to read a image by IDataReader

I work on window C# vs05. i want to read a image by IDataReader....in oledb....how can i do it suppose i ... bug.....How to solve this problem 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# - HTMLAgilityPack don't preserves original empty tags

If i have some empty tags like this <td width="15px"/> Agility pack fixes them to be like <td width="15px ... to do to override this behavior ? 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 do interactive SMS in .NET?

I want to write an app that sends an SMS to users, and when the recipients texts back, I receive that ... will probably be written in C#? See Question&Answers more detail:os...

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

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359 views

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c# - WP7: take screenshot from application

How can i take screenshot from code? 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# - Want to use Task Parallel Library with progress reporting for updating database

i developed a application where multiple connection string are stored. i just iterate in for loop and connect each db and ... / do work 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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c# - Python for .NET: How to call a method of a static class using Reflection?

I want to use a method of a static class. This is my C# code: namespace SomeNamepace { public struct SomeStruct { ... . How could I 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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c# - WinForms Designer and TableLayoutPanel SmartTag Customization

I am trying to customize the existing Smart Tag content for a TableLayoutPanel Windows Forms control for use in the ... 't figure out 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# - How to invoke a method of a private COM interfaces, defined in a base class?

How can I invoke a method of a private COM interface, defined in a base class, from a derived class? ... and WebBrowserSite is described 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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286 views

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c# - Move form only vertically

How to create a WinForms form which will be moved by TitleBar only vertically? 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# - How can i return raw bytes from ASP.NET web service?

If the WebMethod returns string it gets serialized to xml. I want to return byte[] with responding ContentType - ... NET web service web method? 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# - Conditional dependency injection binding only when property not null

It is a desktop application which is obliged to impersonate the current user when accessing the underlying data source. ... a bit loss 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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c# - How to handle System.InvalidOperationException in entity framework?

I am new to asp.net web API. i have made a functions that should validate the user the ... OurException(OurExceptionType.InvalidCredentials); } 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 add/update individual result to each test step in testcase of VSTS/TFS programatically

I'm able to update test result to testcase in VSTS through program. Test Case Result Updation Now, i want to ... any related info. Please help See Question&Answers more detail:os...

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

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336 views

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c# - Create a custom DataGrid's ItemsSource

I am working with DataGrids but I am struggling to binding my data since the number of columns varies depending of ... Hope someone can 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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817 views

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c# - Upload directory of files to FTP server using WebClient

I have searched and searched and cannot find a way to do this. I have files in a directory I want to ... a directory of files via WebClient? See Question&Answers more detail:os...

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

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515 views

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c# - Delete Object and its related entities

Does anyone know how to delete an object and all of it's related entities. For example I have tables, Products ... also be added or deleted. See Question&Answers more detail:os...

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

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