Tag: .net

Why is Logger not automatically available as DI service

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Posted By: Anonymous When trying to instantiate public class MyClass : BackgroundService { private ILogger<MyClass> Logger {get;} public MyClass(Logger<MyClass> logger) { Logger = logger } } through .Net DI by registering MyClass through services.AddHostedService<MyClass>(); When the class is activated, an exception is thrown: System.InvalidOperationException: ‘Unable to resolve service for type ‘Microsoft.Extensions.Logging.Logger1[MyClass]’ while attempting to activate …

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Why am I getting a null exception when trying to assign a value to a nested object in C# asp.net 5?

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Posted By: Anonymous I am trying to assign a value to a nested object however I get a null exception. System.NullReferenceException: Object reference not set to an instance of an object. code below addingTaskScheduleDto addToReturnTask = new addingTaskScheduleDto(); userTaskDto test = new userTaskDto(); test.UserId = task.UserTasks.FirstOrDefault().UserId; test.TaskScheduleId = task.UserTasks.FirstOrDefault().TaskScheduleId; // null exception happens on the …

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Is it possible to register multiple consumers for a RabbitMQ queue using MassTransit?

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Posted By: Anonymous I use awesome MassTransit (v7.1.6) with .NET to publish and consume messages with RabbitMQ To bind consumer to a specific queue I configure endpoints this way: configurator.ReceiveEndpoint( "QueueName", cfg => { cfg.ConfigureConsumer<MyConsumer>(context); cfg.ExchangeType = Direct; }); So when I start my app I see only one consumer (and one connection for it) …

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How do I split a string into multiple variables and remove chars not required

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Posted By: Anonymous I have the following string, which I need to break down into 2 main usable variables. StreamTitle=’Let’s Groove – Earth Wind and Fire’;StreamUrl=’https://listenapi.planetradio.co.uk/api9/eventdata/86966431′; I need to split the string first at the point of the first ";", so we have String1 = StreamTitle=’Let’s Groove – Earth Wind and Fire’; String2 = StreamUrl=’https://listenapi.planetradio.co.uk/api9/eventdata/86966431′; …

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Using EF Core 3.1 SQLite database in .NET 4.7.2 class library

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Posted By: Anonymous I have included package Microsoft.EntityFrameworkCore.Sqlite (latest 3.1.x version) in a .NET 4.7.2 Project. This is the OnConfiguring Method of my DbContext: protected override void OnConfiguring(DbContextOptionsBuilder options) { options.UseSqlite([email protected]"Data Source=D:MyDb.db"); } I reference the class library from another .NET 4.7.2 project. Whenever I try to read from, write to or create the database …

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.NET 5 Console App – Handle OAuth2 Redirect URL

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Posted By: Anonymous I’m trying to get a basic .NET 5 cross-platform console app to be able to get an oauth token through Github’s API. I’m fairly familiar with the OAuth2 flow and have implemented several websites that request and serve OAuth tokens. My issue is that I cannot figure out how to intercept/listen to …

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In rosyln, how to get the syntaxnode with a location given?

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Posted By: Anonymous I am currently learning roslyn source generator. What I intend to make is a source generator that automatically implements interfaces property member when a type interit interface but corresponding members are not implemented. The automaticlly implemented members will be autoproperty by default. What I have done so far: [Generator] public class AutoImplementInterfaceGenerator …

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How to get rid of this problem ( On adding a nuget packages from VSCode it says terminated with exit code: 1.)?

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Posted By: Anonymous When I trying to add Nuget Packages by Nuget gallery extension from VS Code. It doesn’t install the NuGet package. Executing task: dotnet add /home/[user]/Public/Projects/yogihosting.com/Identity/Identity/Identity.csproj package Microsoft.AspNetCore.Identity.EntityFrameworkCore -v 5.0.6 -s https://api.nuget.org/v3/index.json < Determining projects to restore… Writing /tmp/tmpIIHQRz.tmp info : Adding PackageReference for package ‘Microsoft.AspNetCore.Identity.EntityFrameworkCore’ into project ‘/home/[user]/Public/Projects/yogihosting.com/Identity/Identity/Identity.csproj’. info : Restoring packages …

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How can i enable CORS on google cloud function .NET Core 3.1

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Posted By: Anonymous i have function pdf set protect password service function on google cloud but i can’t call service from my react js website. because service is block by CORS my function on google cloud .NET Core 3.1 namespace SimpleHttpFunction { public class Function : IHttpFunction { private readonly ILogger _logger; public Function(ILogger<Function> logger) …

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model validation error message isn’t working And Returning Null

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Posted By: Anonymous I have Model Based on DataBase and here it is //—————————————————————————— // <auto-generated> // This code was generated from a template. // // Manual changes to this file may cause unexpected behavior in your application. // Manual changes to this file will be overwritten if the code is regenerated. // </auto-generated> //—————————————————————————— …

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How to authenticate with private nuget package source while running dotnet restore

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Posted By: Anonymous I am trying to run dotnet restore –configfile NuGet.config my-solution.sln on the command line to restore packages from a private nuget source but I am unable to authenticate with the private nuget and I am getting this error: Retrying ‘FindPackagesByIdAsyncCore’ for source ‘http://my.private.nuget/source/FindPackagesById()?semVerLevel=2.0.0’. Response status code does not indicate success: 401 (Unauthorized). …

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A custom TypeConverter for generates AddRange() in WinForms designer not working

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Posted By: Anonymous From question: Get designer to generate AddRange for simple List property of UserControl Following TypeConverter doesn’t generate AddRange(). While I see Some Controls generate it with same code manner. Form1.designer.cs // userControl11 // this.userControl11.BackColor = System.Drawing.Color.Red; this.userControl11.Fruits.Add(new WindowsFormsApp2.Fruit(false, null)); this.userControl11.Fruits.Add(new WindowsFormsApp2.Fruit(false, null)); this.userControl11.Fruits.Add(new WindowsFormsApp2.Fruit(false, null)); this.userControl11.Fruits.Add(new WindowsFormsApp2.Fruit(false, null)); this.userControl11.Fruits.Add(new WindowsFormsApp2.Fruit(false, null)); this.userControl11.Fruits.Add(new …

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What is the difference between TimeZoneInfo.Local and FindSystemTimeZoneById?

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Posted By: Anonymous I know time and timezones is a difficult issue, yet I’m still confused by the following: Console.WriteLine("DST Test"); var DT = DateTime.Now; TimeZoneInfo tzi = TimeZoneInfo.Local; bool DaylightSavingTime = tzi.IsDaylightSavingTime(DT); Console.WriteLine($"Time: {DT} DST: {DaylightSavingTime} TimeZone: {TimeZoneInfo.Local.DaylightName}"); tzi = TimeZoneInfo.FindSystemTimeZoneById("W. Europe Standard Time"); DaylightSavingTime = tzi.IsDaylightSavingTime(DT); Console.WriteLine($"Time: {DT} DST: {DaylightSavingTime} TimeZone: {TimeZoneInfo.Local.DaylightName} "); …

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How can I get the actual coordinates of the image when I click on the pictureBox whose size property is set to CenterImage in winForms?

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Posted By: Anonymous The resolution of image is 4000×7000 and size of picture box is 500×600. private void pictureBoxZoom_Click(object sender, EventArgs e) { MouseEventArgs me = (MouseEventArgs)e; string message = "X=" + (image.Width * me.X / pictureBox1.Width) + ", Y=" + (image.Height * me.Y / pictureBox1.Height); MessageBox.Show(message); } Solution As the picturebox size mode property …

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visual studio preview 16.11.0

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Posted By: Anonymous I’m trying to load the NET 6 preview 4 into Visual Studio preview 16.11.0 and I don’t see an option Use preview of the .net core SDK. tool –>options–>Environment –>preview features Is it possible to use both Visual Studio 16.11 in preview and then turn it on to use the .net 6 …

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Validate .editorconfig file using Github Action

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Posted By: Anonymous I want to make sure that any pull request in my Github repo follows the rules defined in .editorconfig (ASp.NET Core 5 C# project). I have found https://github.com/github/super-linter to lint the code using, I have added the below linter.yml file in my workflow, — ########################### ########################### ## Linter GitHub Actions ## ########################### …

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how to integrate selenium driver for chrome and Firefox in gitlab ci with dotnet blazor server for e2e tests

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Posted By: Anonymous I want to run my e2e tests which user geckodriver and chromedriver with gitlab ci and installing before with apt commands for e2e tests within in a blazor server project. I use the following within my code: _driverChrome = new ChromeDriver(chromeOptions); _driverFirefox = new FirefoxDriver(firefoxOptions); I tried to use gitlab-selenium-server to achieve …

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Post request with many-to-many relation

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Posted By: Anonymous I want to send a post request to my API that includes relations for example: { "name": "test", "description": "test", "releaseDate": "0001-01-01T00:20:40", "publisherId": 1 } Where publisherId is the foreign id. I can get this to work for one-to-many relations but not many-to-many. This is my model right now: public class Game …

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Creating and maintaining same codebase (class library) with multiple assembly versions as dependency

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Posted By: Anonymous Given following source code which need to be maintained within a class library project: using Newtonsoft.Json; namespace Zephyr.SharedProject.Core { public class TestClass { public TestClass() { string json = JsonConvert.SerializeObject(new { PropertyA = 1 }); } } } What are the options do we have if our class library need to support …

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Access and change a control in WPF from another window

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Posted By: Anonymous In MainWindow.xaml I have a TextBox with a name tbName. Underneath it I have a button with an OnClickEvent. I want to set the text of a a TextBlock named welcomeRank1Tb in another window called EmployeeRank1 with the Text that has been entered in tbName Textbox. How do I access welcomeRank1Tb from …

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