Questions

Execute async method on button click in blazor

I created a "Razor Components" project. I am trying to execute an asynchronous method when pressing a button, but could not figure out the syntax yet. This is my : ``` @page "/" @inject GenericReposit...

React's setState method with prevState argument

I'm new to React, just have a question on setState method. Let's say we have a component: ``` class MyApp extends React.Component { state = { count: 3 }; Increment = () => { this.setSt...

19 Oct at 08:7

Debugging ServiceStack’s react-lite and vue-lite

How can I attach a debugger to debug the typescript part (react/vue) of the new “lite” templates? For regular SPA projects with `npm` there are two ways I know of: - either debug from VSCode - run S...

3 Apr at 15:2

Is it possible to configure HttpClient not to save cookies?

I have a simple `Asp.Net Core` WebApi where I am using `HttpClient` to send some custom web requests. I am using `HttpClient` like so: ``` services.AddHttpClient<IMyInterface, MyService>() ... public...

The annotation for nullable reference types should only be used in code within a '#nullable' context

I have a console app to try out the C# 8 null reference types. Switched the project to build with lang ver C# 8. Then the following code results in a warning. ``` class Program { static vo...

How to add an item to a list in Kotlin?

I'm trying to add an element list to the list of string, but I found `Kotlin` does not have an add function like `java` so please help me out how to add the items to the list. ``` class RetrofitKotl...

.Net core IHostedService Background task exception will not terminate application

I have a program that needs to terminate when an IHostedService background task encounters a certain scenario. I was hoping to do this by just throwing an exception in the background task that would g...

28 Apr at 09:48

Using multiple instances of ServerEventsClient in single process connecting to same service URI

When I use multiple ServerEventsClient instances in a single .NET application connecting to same URI, any subsequent GET/POST etc call blocks indefinitely and times out. I believe this is related to s...

2 Apr at 18:31

Use ServiceStack's IAuthRepository to get detailed information

I would like to get a user's information. I think that IAuthRepository can be used to retrieve information, but when I send insert the Id of user it does not return anything. I have the following code...

2 Apr at 16:22

How to Configure Network Tracing Dotnet core for HttpClient calls?

As per reference document at [https://learn.microsoft.com/en-us/dotnet/framework/network-programming/how-to-configure-network-tracing](https://learn.microsoft.com/en-us/dotnet/framework/network-progra...

Toggling Focus Assist mode in Win 10 Programmatically

There are a few unanswered questions to this pretty much everywhere I've looked so I suppose I should add mine to the tally. I am looking to toggle Focus Assist mode in Win 10 programmatically and hav...

11 Jan at 22:3

How to inject the dependency of the next handler in a chain of responsibility?

In my current project, I'm using quite a few Chain of Responsibility patterns. However, I find it a bit awkward to configure the chain via dependency injection. Given this model: ``` public interfa...

How to config `Serilog` to write to the application directory with the cofig file?

I'm using `Serilog` on a `.net core`. I want to config the log path to the application directory. I see there's an extension [https://github.com/serilog/serilog-settings-configuration](https://github...

2 Apr at 12:26

Difference between ServiceStack's web and dotnet-new tools

ServiceStack currently seems to offer two tools for creating projects based on templates. The `dotnet-new` ([https://docs.servicestack.net/dotnet-new](https://docs.servicestack.net/dotnet-new)) and t...

2 Apr at 10:55

Require admin role for ServiceStack's RegistrationFeature

How would I add users to an `IAuthRepository` without allowing self-registration? Is there a way to require a certain role (e.g. admin) for the `RegistrationFeature`, or would it be easier to create a...

2 Apr at 10:24

Subscribe is deprecated: Use an observer instead of an error callback

When I run the linter it says: ``` subscribe is deprecated: Use an observer instead of an error callback ``` Code from [this angular app](https://github.com/Ismaestro/angular-example-app): ``` this.u...

How to Update All Packages of solution to Latest Minor Version Nuget?

Stick together with minor versions of updated packages, in the entire solution. > Ideally Update-Package should do but that command will pick up latest version of all packages, no matter what. EDI...

2 Apr at 08:29

How to increase the concurrency of ServiceStack.Core

I use ServiceStack.Core to test concurrency in Windows and Ubuntu, all with a maximum of 6 concurrency, how to set up to improve concurrency? ``` public class AppHost : AppHostBase { ... } publi...

2 Apr at 03:22

Selfhost security issue?

When using selfhost .Net Core 2.x, all the build artifacts are statically served by default, since the default directory is the same place as the binary/exe. This means if one knows the names of th...

3 Apr at 09:24

Create X509Certificate2 from Cert and Key, without making a PFX file

In the past I have been making secure TcpListener by exporting a PFX certificate with a password, but would like to know if this step could be skipped. I'm not using commercial SSL certificates, and...

23 Mar at 03:25

About implicitly convert type 'int' to 'char', why it is different between `s[i] += s[j]` and `s[i] = s[i]+s[j] `

The sample code for demo: ``` public void ReverseString(char[] s) { for(int i = 0, j = s.Length-1; i < j; i++, j--){ //s[i] = s[i]+s[j]; //<-- error s[i] += s[j]; /...

3 Apr at 05:47

Unable to load script.Make sure you are either running a Metro server or that your bundle 'index.android.bundle' is packaged correctly for release

`react-native run-android` command terminates by leaving a message in android simulator. The message is as follows: > Unable to load script.Make sure you are either running a Metro server or that your...

Overview of all the integrated functionality in IAuthRepository in ServiceStack

I was wondering if there is some kind of overview of all the integrated functionally for IAuthRepository (ServiceStack). I know about /register, /auth/credentials. Is there some way to get all the inf...

30 Mar at 12:56

Custom reference naming convention in ormlite

Is there a way to change the default naming convention for references and foreign keys ? For example, I want to do this : ``` public class Customer { [References(typeof(CustomerAddress))] p...

30 Mar at 00:33

"E: Unable to locate package python-pip" on Ubuntu 18.04

I am trying to install virtualenv on Ubuntu. First it said `command 'pip' not found`, so I typed ``` sudo apt install python-pip ``` then it said ``` E: Unable to locate package python-pip ```...

4 Aug at 05:20