C# - Microsoft Q&A

2 answers

How to get comma separated values as an array from a string?

We are using XSLT 1.0 mapping to transform one xml file to another xml. We need to transform comma separated string into sequence of parent-child elements as below. Input String Expected Output Please advise on this. Thank You.

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Gayara Kumari 0

edited an answer

Yitzhak Khabinsky 19,851

1 answer

Could not resolve type with token 01000021 from typeref

I am trying to create virtual appointments based on this documentation: https://learn.microsoft.com/en-us/graph/api/application-post-onlinemeetings?view=graph-rest-1.0&tabs=csharp Here is my code: InteractiveBrowserCredentialOptions…

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Dmitriy Reznik 206

commented

Michael Taylor 37,616

2 answers

fileupload emty error !!!

Hello friends, if the file upload is empty SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["Holding_DB"].ConnectionString); con.Open(); SqlCommand cmdSelect = new…

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kadir koçaslan 0

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AgaveJoe 17,021

1 answer

seralize object returns empty file after save

Hello All, Morning: I'm reading a XML file to fill the datagrid have no issues; then i modify the some values in the datagrid then save back to the xml file without changing the structure of the file. When i tried to seralize the file, empty file is…

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Kran2022 241

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Peter Fleischer (Freelancer) 17,406

1 answer

SAML Toolkit for C# and ASP.NET

Is there any SAML Toolkit for C# and ASP.NET? I want to integrate SAML 2.0 into my existing ASP.NET application. I have done the research for plugins/toolkits for. NET. I haven't found any from Microsoft. Please help me on this.

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Sai Kiran Naidu 0

answered

Telen Wang 245

1 answer

How can I set environment name without building every time?

I need to set custom environment names for builds that gets deployed to different servers. From looking at official documentation and other answers elsewhere, the recommended option is to pass environment name as an argument while calling dotnet publish…

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Francis, Aswin 0

edited an answer

Reza Aghaei 3,011 Microsoft MVP

1 answer

I can't use blend for visual studio 2022 to edit axaml

Hello, I'm studying Avalonia UI to migrate my wpf app. so, I created Avalonia mvvm project and open it in blend for VS 2022. I got a following error message: " No editor for…

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c00012 691

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c00012 691

1 answer

Could not resolve type with token 01000021 from typeref

I am trying to create virtual appointments based on this documentation: https://learn.microsoft.com/en-us/graph/api/application-post-onlinemeetings?view=graph-rest-1.0&tabs=csharp Here is my code: InteractiveBrowserCredentialOptions…

asked

Dmitriy Reznik 206

commented

Dmitriy Reznik 206

0 answers

Azure.RequestFailedException: Failed to process task after several retry Status: 200 (OK) ErrorCode: InternalServerError

Hi everyone, I have an issue with PII Recognition document A: only hindi characters nमेर चैनल म ूज और सद नह बढ़ रह ह" document B: (english characters, emoji, hindi characters) 1/12/23, 1:54 PM YouTube Community\nView all posts\nWatch and…

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Mason Nguyen 0

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romungi-MSFT 27,006 Microsoft Employee

1 answer

How can I use WeakReferenceMessenger instead of MessagingCenter in my iOS project?

I get the following message when I use MessagingCenter in my .NET 7.0 iOS project: [deprecated] class Microsoft.Maui.Controls.MessagingCenter Associates a callback on subscribers with a specific message name. CS0618: 'MessagingCenter' is obsolete: 'We…

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Kim Strasser 341

commented

Kim Strasser 341

0 answers

'UILocalNotification' is obsoleted on: 'ios' 10.0 and later (Use 'UserNotifications.UNNotificationRequest' instead.)

I want to receive and display push notifications on my iPhone/iPad but I get the following message in Visual Studio for Mac: 'UILocalNotification' is obsoleted on: 'ios' 10.0 and later (Use 'UserNotifications.UNNotificationRequest' instead.) I use .NET…

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Kim Strasser 341

0 answers

asp.net c# news and details

hello everyone, I have a news page on my website, but when I add news, the image title and text appear. How can I add news as seen in the example I would appreciate your help

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kadir koçaslan 0

commented

kadir koçaslan 0

4 answers

Contact Us form

Hello I am creating a contact us form The idea here is that people contact, the developer (me), with a bug or future request So, the user will type his/her email, and some comments will be sent to my personal email address. private static void…

asked

Eduardo Gomez 2,326

answered

Karen Payne MVP 29,236 Microsoft MVP

0 answers

CastingDevicePicker doesn't find the emulator

I want to stream video to the remote device in UWP C#. I use a MediaElement and CastDevicePicker. I did everything following the article - https://learn.microsoft.com/en-us/windows/uwp/audio-video-camera/media-casting. CastDevicePciker doesn't find the…

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Denys Huska 0

1 answer

C# Server, Client, Duplex mode

Hello, I'm looking for a good example to exchange this between server and client. Both should be able to make unsolicited inquiries. Duplex operation. Who can help me, who can post a good example? IP="127.0.0.1" Port="8029" …

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Markus Freitag 2,961

commented

Markus Freitag 2,961

0 answers

C# TCP/IP, Client with reconnect and timeout

Hello, I am looking for a good example how to create a client. There should be a timeout if no connection could be created. Then until 3 times automatic retry. If there is no response after the request, there should be error message, timeout. The request…

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Markus Freitag 2,961

commented

Markus Freitag 2,961

3 answers

c# use tablename as variable

How can i use tablename as a variable in sql query? "select * from table_name " table_name must be variable.

asked

ÖMER NASUHİ KESKİN 0

accepted

ÖMER NASUHİ KESKİN 0

2 answers

In WPF, I want to handle the start and end of Resize like WinForms

I need an event in WPF which can tell me when does the window's border stop being dragged, because I can't run my large code every time SizeChanged event triggers.

asked

尼龟杰 0

commented

Reza Aghaei 3,011 Microsoft MVP

0 answers

When Wpf datagrid apply group, the application becomes very slow.

My wpf application is build with .net framework 4.5.2, when datagrid apply group, in some computers the wpf application becomes very slow, but other computers do not have this problem. If the wpf application build with .net framework 4.8, all computers…

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luckyy 0

edited the question

luckyy 0

0 answers

change selection picturebox by Next button c#

i want to create box or square or rectangular in grid view with button. Then another button (Next, Left, Right, Up, and Down) will change the selection based on button click. if no selection was made, (0, 0) box will be selected. Selected box will…

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jundullah 007 0

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jundullah 007 0

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6,934 questions with C#-related tags

How to get comma separated values as an array from a string?

Could not resolve type with token 01000021 from typeref

fileupload emty error !!!

seralize object returns empty file after save

SAML Toolkit for C# and ASP.NET

How can I set environment name without building every time?

I can't use blend for visual studio 2022 to edit axaml

Could not resolve type with token 01000021 from typeref

Azure.RequestFailedException: Failed to process task after several retry Status: 200 (OK) ErrorCode: InternalServerError

How can I use WeakReferenceMessenger instead of MessagingCenter in my iOS project?

'UILocalNotification' is obsoleted on: 'ios' 10.0 and later (Use 'UserNotifications.UNNotificationRequest' instead.)

asp.net c# news and details

Contact Us form

CastingDevicePicker doesn't find the emulator

C# Server, Client, Duplex mode

C# TCP/IP, Client with reconnect and timeout

c# use tablename as variable

In WPF, I want to handle the start and end of Resize like WinForms

When Wpf datagrid apply group, the application becomes very slow.

change selection picturebox by Next button c#