Questions tagged [c#]
C# (pronounced "see sharp") is a high-level, statically typed, multi-paradigm programming language developed by Microsoft. C# code usually targets Microsoft's .NET ecosystem, which include .NET, .NET Framework, .NET MAUI, and Xamarin among others. Use this tag for questions about code written in C# or about C#'s formal specification.
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Content being duplicated in asp.net web forms page
Can anyone help with the following problem
I am building a nested template website using Web Forms and C# (.Net 4.8) and I keep getting issues with content being duplicated in asp controls e.g the ...
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image display above cell issue how to solve issue using itextcharp?
I work on asp.net I export grid view to pdf and I success on that
issue happen when add image logo to pdf it display above logoCell not inside cell .
so issue logo image display above logo cell .
and ...
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6
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Monitor progress of python from within c# using python.net
From within c#, I am executing python.net to build a RandomForestClassifier. After I have loaded the data and put it in a format for the classifier, using python.net I execute:
scope.Exec("...
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12
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Coverlet doesnt calculate code coverage for tests until another test is added
we have 700 tests in our solution and we use the latest .net and latest coverlet.
3 test files in 1 (out of 30) test solutions are not calculated correctly:
But the tests are executed:
The ...
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10
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Service Bus Output in the Isolated Worker Model - .NET8 Function App
I have a function app that we are upgrading from the In-Process Model to the Isolated Worker Model.
Below I have a dumbed-down, pseudocode version of what I am working on with the relevant method ...
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8
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Adding global attributes to OpenTelemetry metrics
I am using OpenTelemetry's Metrics to get information about my environment.
I have several tenants that will use OpenTelemetry and will all be ingested into Prometheus and then Grafana.
I would like ...
- 1
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3
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Decreasing Unity resource usage when sitting in a menu
I was wondering if there is any way to lower the amount of resources that Unity uses when its ostensibly not doing anything - such as sitting in a menu that isn't animated. This is something that ...
- 972
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22
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How to add substrings to an array?
I want to add to an array the substrings that this loop creates
foreach (char c in chars)
{
do
{
sb.Append(chars[i]);
choice = sb.ToString();
} while (c == chars[i]);
}...
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16
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How to hide tabpage in C#, you can't, but you can
OK You can't hide a TabPage in .NET as there is no visible property. However, you can have a MISC Tab and have several GroupBoxes on it which do have the Visible Property.
Your MISC tab would have ...
- 531
0
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1
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Error Factory.Domain.FetchInstance(connection, null, null) in c# not connect
I am trying to connect to the FileNet server with Factory.Domain.FetchInstance(connection, null, null) and it generates an error:
Por favor me pueden colaborar.
The program runs fine, but when it ...
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.NET Integration Test Singleton Service instantiated twice
I am working on a .NET SQL Server based application for which I need to write Integration tests.
I am using CustomWebApplicationFactory to overide DbContextFactory to use an in-memory SQLite DB in ...
- 913
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8
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How can i decrypt a pushbullet message with C#?
Good day, i want to decrypt the messages i receive through the API https://api.pushbullet.com/v2/permanents/%7Biden%7D_threads but when using my E2E key in C# and generating a desencryption key it ...
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3
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C#, BluetoothLEAdvertisementWatcher hangs unexpectedly
I have created a hardware product that does a specific thing and sends data within a Manufacturer chunk of an advertisement packet. I've already written a fully functional app for iOs/Android for this ...
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6
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UWP ExpandoObject PropertyChangedEvents are not Updating UI
My task is to implement a UWP DataGrid with dynamic columns. As the user adds and remove columns, I need to add and remove the corresponding properties during runtime from the ObservableCollection of ...
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8
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C# .net core 6.0 - IQueryable, odata, and mapped function called from LINQ statement can't be translated
I'm having issues with odata, IQueryable's and mapped functions called from LINQ statements:
this is in a function (creating an IQueryable):
IQueryable<AvailableView> queryable = _aContext.AView....
- 2,445
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1
answer
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Entity Framework Core : Select() - change a column name
I have the following select:
var allUsers = await dbContext.AppUsers
.Where(u => allUserIds.Contains(u.IdentityUsersId))
.Include(u => u.Following)
.Select(u => new
{
...
- 31.7k
-2
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1
answer
24
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Entity Framework Core : Select() - turn an IList<> property into a joined string?
I have the following select which returns the 4 columns I want:
var allUsers = await dbContext.AppUsers
.Where(u => allUserIds.Contains(u.IdentityUsersId))
.Include(u => u.Following)
...
- 31.7k
0
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0
answers
12
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Retrieve iProduct and iSerialNumber from connected USB device
I have a PCB with an MCU that has a USB peripheral on it connected to a PC and I'm writing a UI to work with it. The USB port is configured in the device as a Comm port, so it looks like "COMx&...
- 55
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8
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How to test IObservable with rx.net
I have method like:
public IObservable<int> Move()
{
byte[] header = { <some data> };
return _joystickService.JoystickXY()
.Sample(TimeSpan.FromMilliseconds(200))
....
- 396
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1
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21
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Can you have init-once variables in C# extension methods?
Extension methods operate on an instance of a class, but they are implemented as static methods inside a static class. It seems that they don't allow declaring any variables static or readonly.
Here ...
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My character does not do what I expected him to do and I dont know why
I am making a 2d game in unity and I haven't touched a game engine in months but I found this movement script I had saved which I wrote a while ago, I set everything up and when I was going to try, my ...
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16
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SHOpenFolderAndSelectItems Win32 API doesn't work on Go, but works on C#
I am trying to open a Windows Explorer window with specified items in a particular folder selected.
I tried to implement the program using SHOpenFolderAndSelectItems Win32 API with C#. Following the ...
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20
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How can I get the values from Shell Property 'System.ItemAuthors' as a string array in C#?
I’m at a complete loss on how to do this. I’ll preface by saying I’m able to get many shell properties for a file when they are of type uint64, uint32, DateTime, string, etc. as the example code shows....
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16
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How to send/receive text messages in Blazor App
For fun, I wanted to make my own default texting app and make it compatible for both IOS and Android. As far as I can figure, Blazor doesn't support it. I was wondering if there was a good API for ...
- 51
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25
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DLL Injection Hook Not Working in WPF Application
i am student studying reverse engineering.
These days, I am learning API Hook using DLL Injector
I made personal DLL Injector using C# WPF and C++/CLI
also i have created a DLL that hooks the send ...
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18
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Get a list of Computers on the network, their IP Addresses, and UNC Paths
I have been working on this for the last week and I've tried a ton of different approaches and haven't found anything that works consistently.
Essentially, I am trying to build my own FolderDialog and ...
- 31
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13
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Entity Framework Core 8.0.7 DB-first Scaffold-DbContext database with custom namespace
I'm using EF Core 8.0.7 and a database-first approach.
When I'm running Scaffold-DbContext on the database with the command shown here, I'm getting semicolon after namespace and class is not any name ...
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23
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Adding an embedded font to a datagridview
I want to put a custom font to a datagridview but it is not applied, it only applies to other elements such as labels.
I originally tried this and it worked as expected.
fontCollection.AddFontFile(&...
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9
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How to add new column to existing abp table __core_EntityPropertyChange
I am using abp(aspnet boilerplate) framework. There is framework build table __core_EntityPropertyChange for auditing purpose.
Since this is framework build table so I am unable to add new column to ...
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0
answers
17
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Replacing a sentence that has citations in a DOCX file as Track Changes
I trying to replace a sentence instead of old one (which has citations) in a DOCX document using OpenXmlRegex.Replace method.
The thing is creating the regex of old sentence and using it for replace ...
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