Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 questions
Microsoft Q&A
.NET
20,709 questions
Microsoft Technologies based on the .NET software framework.
Content
0 answers
Store a Value in application
Hi , Can the experts here suggest me a way how to store a value of a label from a particular form in such a way that can be made safe until next restart of a application and can be retrieved next time for use .
Windows Forms
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,009 questions
asked 2023-09-29T10:34:56.03+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(284.8, 94%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESJ%3C/text%3E%3C/svg%3E)
Shaifali jain
280
Reputation points
commented 2023-09-29T19:08:26.04+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(246.4, 86%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDL%3C/text%3E%3C/svg%3E)
David Lowndes
1,045
Reputation points MVP
1 answer
MAUI: Listview isvisible property is not working from the code behind?
I am trying to show the selected image or file on my UI on a listview. So initially the listview's IsVisible I set to false and after picking item I set the IsVisible property to true. My problem is after picking item the listview is not visible on the…
asked 2023-09-19T14:24:15.5166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(256, 75%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESS%3C/text%3E%3C/svg%3E)
Sreejith Sreenivasan
406
Reputation points
commented 2023-09-29T19:08:15.4933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 52%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERC%3C/text%3E%3C/svg%3E)
Rob Caplan - MSFT
5,222
Reputation points Microsoft Employee
2 answers
One of the answers was accepted by the question author.
Finding the parent'control
Hello , i am trying to find out the label control on the parent form and set its text property from the child form . to do this , i had tried many approaches and even set the modifier of that label to public but still can't access it . pls correct my…
Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,009 questions
asked 2023-09-29T09:29:12.81+00:00
Shaifali jain
280
Reputation points
answered 2023-09-29T19:01:06.85+00:00
Karen Payne MVP
32,916
Reputation points
0 answers
Visual studio blazor wrap properly values issue
Hi all in visual studio in a blazor project the wrap properly have only the values soft and hard but not also the value off. This caused me problem because I didn't know about the off value . and that waste many time of me. why visual studio don't…
asked 2023-09-28T08:21:26.92+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(176, 36%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHE%3C/text%3E%3C/svg%3E)
Haviv Elbsz
1,231
Reputation points
commented 2023-09-29T16:27:00.21+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(211.20000000000002, 61%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBS%3C/text%3E%3C/svg%3E)
Bruce (SqlWork.com)
44,621
Reputation points
2 answers
One of the answers was accepted by the question author.
How read excel file and save into database
Hello guys, Is there any tutorial reading excel files and inserting them into a database with a .net core console application? Thanks in advance.
.NET CLI
.NET CLI
A cross-platform toolchain for developing, building, running, and publishing .NET applications.
299 questions
.NET Runtime
.NET Runtime
.NET: Microsoft Technologies based on the .NET software framework.Runtime: The period of time during which a program is being executed in a computer.
1,044 questions
asked 2021-11-07T16:43:33.453+00:00
Cenk
901
Reputation points
commented 2023-09-29T16:18:59.44+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(179.20000000000002, 51%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMC%3C/text%3E%3C/svg%3E)
Mashallah Chatrsimab
0
Reputation points
0 answers
How rendering handling concurrency in razor page from API response?
Hi, I'm following up on all the discussions I've had about handling concurrency errors. 1 - I would like to know if it is possible to handle concurrency errors in a context where I have a DataGrid in edition mode on a line? 2 - I have defined a put…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(316.8, 79%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)
0 answers
Establishing SSL trust to SQL Server with an AWS Lambda (Linux Client)
Hey all. I'm trying to connect to a SQL Server 2019 instance from an AWS lambda. I'm using a self-signed certificate for the SQL instance. Our lambda is using Entity Framework Core 7.0.5 in .NET 6 (also tested Microsoft.Data.SqlClient 5.1 with the same…
Entity Framework Core
Entity Framework Core
A lightweight, extensible, open-source, and cross-platform version of the Entity Framework data access technology.
587 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
11,001 questions
asked 2023-09-27T15:08:52.2+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(166.4, 90%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFE%3C/text%3E%3C/svg%3E)
Farrell, Erik
0
Reputation points
commented 2023-09-29T16:10:47.1866667+00:00
Bruce (SqlWork.com)
44,621
Reputation points
0 answers
how can pass input type text value one cshtml view to another cshtml view usi
In my project I want to use a datatable in two ways. The data will be inserted with the data from index.cshtml. The page will then redirect to the purchaseDetails.cshtml page. Then the data that will be displayed is based on the invoice number of the…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(300.8, 44%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
0 answers
Display Map in MVC CORE
I am displaying location from web browser I want to embed map here and pass latitude and longitude…
asked 2023-09-29T10:39:04.0466667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(6.4, 52%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDE%3C/text%3E%3C/svg%3E)
Dotnet Engineer
320
Reputation points
edited the question 2023-09-29T15:01:27.4+00:00
Dotnet Engineer
320
Reputation points
2 answers
ArgumentNullException on add-migration com.
Hello, I'm still on my app dev which is a Blazor Wasm with it's API (developped with .Net core 7.0) and I try to create an EF Core migration, but I've got an issue. N.B.: I use environment variables to set my connection string (to change it…
asked 2023-09-28T13:07:03.4866667+00:00
Laurent Guigon
221
Reputation points
answered 2023-09-29T14:49:24.0166667+00:00
Laurent Guigon
221
Reputation points
0 answers
How to find common parent class
I often have to find a class or interface common to controls or objects that make up controls. Is there an automatic tool to determine the first parent common to two or more classes or a shared interface?
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
asked 2023-09-29T14:43:12.0933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(313.6, 25%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGC%3C/text%3E%3C/svg%3E)
Guglielmo Cancelli
0
Reputation points
asked 2023-09-29T14:43:12.0933333+00:00
Guglielmo Cancelli
0
Reputation points
1 answer
TreeListView in .NET6
As per title, I am looking for a TreeView control with column support that is compatible with .NET4+, but also .NET 6 and 7. All the supposedly such controls I have found are too old and not compatible with the new versions. I also take this opportunity…
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
asked 2023-09-29T14:38:36.68+00:00
Guglielmo Cancelli
0
Reputation points
answered 2023-09-29T14:39:30.1466667+00:00
Guglielmo Cancelli
0
Reputation points
1 answer
iOS Error: clang++ exited with code 1:
Hi, Why i am suddenly getting this error: Xamarin.Shared.Sdk.targets(3,3): Error: clang++ exited with code 1: Undefined symbols for architecture arm64: "_OBJC_CLASS_$_OSInAppMessage", referenced from: objc-class-ref in registrar.o …
asked 2023-08-31T20:32:01.88+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(246.4, 44%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJA%3C/text%3E%3C/svg%3E)
Jassim Al Rahma
26
Reputation points
commented 2023-09-29T14:34:01.54+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 42%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EME%3C/text%3E%3C/svg%3E)
Marco Erlwein
0
Reputation points
1 answer
Maui for android customizing keyboard issue
Hi all I have some entry fields and each one has different characters input I want when entry focus to display adequate keyboard that contains only the adequate characters for that entry field If this possible please give me a help how to do it. Thank…
asked 2023-09-28T20:39:55.8866667+00:00
Haviv Elbsz
1,231
Reputation points
commented 2023-09-29T14:21:47.0133333+00:00
Haviv Elbsz
1,231
Reputation points
3 answers
One of the answers was accepted by the question author.
Windows Presentation Foundation (WPF) end of life
Hi All, I would like to know if anyone has any information on future roadmap for WPF. Is there any date for microsoft retiring WPF and removing future support? Thanks in advance Narayanan
asked 2022-12-19T17:50:51.293+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(252.8, 73%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENS%3C/text%3E%3C/svg%3E)
Narayanan Subramanian (Nara)
26
Reputation points
commented 2023-09-29T14:14:08.68+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(156.8, 68%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECC%3C/text%3E%3C/svg%3E)
Carter Canedy
0
Reputation points
1 answer
Customtextbox in customdatagridview
Hi , i have a Created a textbox which when gets the focus , changes its backcolor and forecolor . It also clear out its text when the user presses escape key . Moreover, it also have a custom caret in it which looks like Dos . Is it possible to create a…
Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,009 questions
asked 2023-09-29T12:07:32.6766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(70.4, 6%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAG%3C/text%3E%3C/svg%3E)
ankit goel
566
Reputation points
edited a comment 2023-09-29T13:35:23.51+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(6.4, 79%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK0%3C/text%3E%3C/svg%3E)
KOZ6.0
725
Reputation points
1 answer
One of the answers was accepted by the question author.
Image inside a DataGrid in a FixedDocument Error
I have created this small demonstration project to highlight a problem I have encountered when working with an Image within a DataGrid created in C# and then utilised within a FixedDocument. Everything appears to work as expected until the mouse goes…
Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,480 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,009 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 79%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
Date in different format
Hi , i am creating a textbox which can display the date , in which the month is in short format . like sept , oct . Any suggestions for that
Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,009 questions
asked 2023-09-29T11:52:18.3633333+00:00
ankit goel
566
Reputation points
accepted 2023-09-29T12:48:33.48+00:00
ankit goel
566
Reputation points
1 answer
MVC CORE Scaffold view to create api postgressql view
How do I scaffold view in MVC CORE , as it is failing due to lack of primary key I am trying to create api using https://learn.microsoft.com/en-us/aspnet/core/tutorials/first-web-api?view=aspnetcore-7.0&tabs=visual-studio CREATE TABLE public.visit…
asked 2023-09-21T11:45:38.6933333+00:00
Dotnet Engineer
320
Reputation points
answered 2023-09-29T12:37:47.7666667+00:00
Dotnet Engineer
320
Reputation points
0 answers
Maui mobile app using Signalr is encoding hub name in ConnectionData parameter on iOS 17
We have a mobile app in production built using Maui. The server running the api is it connecting to uses .net framework. There are issues connecting to signalR from iOS17 devices. From debug we can see the following: iOS 17 device sets the connectionData…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(83.2, 17%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ET%3C/text%3E%3C/svg%3E)