Centering in CSS Grid

I'm trying to create a simple page with CSS Grid. What I'm failing to do is center the text from the HTML to the respective grid cells. I've tried placing content in separate `div`s both inside and ...

9 Aug at 19:34

npm WARN enoent ENOENT: no such file or directory, open 'C:\Users\Nuwanst\package.json'

I just want to install socket.io to my project which is located on 3.chat folder. But when I run following command it shows following Warnings.And its not created a node_modules directory inside my pr...

Do I need to lock singleton in ASP.NET Core?

Here is my code: public class RouteSingleton { private IDictionary _dealCatLinks; private IDictionary _sectionLinks; private IDictionary _categoryLinks; private IDictionary _materi...

Device.OnPlatform deprecated

Inside the constructor of my `ContentPage` I try to set a platform dependent padding value: ``` Padding = new Thickness(5, Device.OnPlatform(20, 5, 5), 5, 5); ``` Visual Studio underlines `Device.O...

5 Aug at 20:35

AutoMapper: What is the difference between ForMember() and ForPath()?

I am reading AutoMapper's `ReverseMap()` and I can not understand the difference between `ForMember()` and `ForPath()`. Implementations was described [here](https://github.com/AutoMapper/AutoMapper/wi...

4 Dec at 13:50

Kotlin Android start new Activity

I want to start another activity on Android but I get this error: > Please specify constructor invocation; classifier 'Page2' does not have a companion object after instantiating the `Intent` class....

SQLite Data Adapter not displaying data

I'm trying to fill a data grid view in my windows form application but nothing is being returned from the database when I execute the select query. I've looked at other questions about this topic on t...

4 Aug at 23:38

React - check if element is visible in DOM

I'm building a form - series of questions (radio buttons) the user needs to answer before he can move on to the next screen. For fields validation I'm using yup (npm package) and redux as state manage...

4 Aug at 20:22

Integrations tests with ASPNetCore and ServiceStack

I have an ASP.Net Core 1.1 project that is using ServiceStack Core. I am trying to write a basic integration test that looks like so: ``` [TestFixture] public class BasicStartupTest { TestServer ...

4 Aug at 15:13

How to create a MVC MvcHtmlString in ASP.NET Core

I wonder if someone can help with demonstrating how to create a IHtmlContent or HtmlString in ASP.NET Core, similar to what I previously have done in MVC5. I would normally declare a new MvcHtmlString...

7 May at 05:51

How to use ConfigurationManager? (Microsoft.IdentityModel.Protocols)

I was recently forced to update my System.IdentityModel.Tokens.Jwt NuGet package to 5.1.4 because of another NuGet package. Most of the code after changes seem easy enough to solve, but now `Configur...

4 Aug at 07:32

Is there any way to get request body in .NET Core FilterAttribute?

Sample of my request ``` http://localhost:8065/api/note POST content-type:application/json request body: { "id" : "1234", "title" : "test", "status" : "draft"} ``` and the response should be ``` {...

Why does calling a generic local function with a dynamic parameter produce a BadImageFormatException?

Playing around with C# 7's Local Functions, I ended up with some interesting behavior. Consider the following program: ``` public void Main() { Console.WriteLine("Entered Main"); DoSomething(...

3 Aug at 23:2

ASP.NET Core MVC Mixed Route/FromBody Model Binding & Validation

I am using ASP.NET Core 1.1 MVC to build an JSON API. Given the following model and action method: ``` public class TestModel { public int Id { get; set; } [Range(100, 999)] public int ...

AutoQuery / Ormlite-servicestack: Can I filter out soft deletes on a QueryDb class?

We have a few services built up with Ormlite/Servicestack and we are mostly pulling out database objects and POCOs using `QueryData` with custom logic. However, we have one table that really doesn't ...

How can I validate Request.Headers["Authorization"] for all controller at a single place?

``` [HttpGet] public IActionResult Get() { string token = Request.Headers["Authorization"]; // Validate token. } [HttpPost] public IActionResult Post(int id) { string token = Request.Head...

3 Aug at 21:50

How can I use, in Visual Studio 2017, the "C# Interactive" window to query a source in my "Data Connections"

I'm connected to an external SQL server in my "Data Connections" (in the "Server Explorer" view). I can right click my SQL source and click "New Query" to quickly look up data with SQL statements. I ...

React Navigation back() and goBack() not working

I'm trying to go back two screens. The goal is to go from `EditPage` to `Cover`. Here is my navigation stack: `Main -> Cover -> EditCover -> EditPage` I read the docs and it says to supply a key ...

4 Aug at 08:49

ServiceStack Register web service slow performance

We noticed some performance bottlenecks in Service Stack web services especially the ones that comes out of the box like (Register) Web Service. We ran a load-test using Visual Studio Load Test with...

How do I install NUnit 3 console on Windows and run tests?

I want to run tests from a console like this (being in any directory, the DLL file can be for a different .NET version): ``` $ nunit3-console test.dll ``` I googled a lot, but can't find how to set...

servicestack read from web.config fails in production build

I need to read values from web.config ``` IAppSettings appSettings = new AppSettings(); var slackWebHookUrl = appSettings.Get<string>("slackWebHookUrl"); ``` in dev conditions it works. Bu...

ServiceStack.Redis.RedisResponseException: unknown command 'SCAN'

I registered my RedisClient in my ServiceStack app host as follows ``` container.Register<IRedisClientsManager>(c => new RedisManagerPool(conn)); container.Register(c => c.Resolve<IRedisClientsManage...

How to auto log every request in .NET Core WebAPI?

I'd like to have every request logged automatically. In previous .Net Framwork WebAPI project, I used to register a delegateHandler to do so. WebApiConfig.cs ``` public static void Register(HttpConf...

How to set TTL to List Values in ServiceStack.Redis?

I Have a List in ServiceStack.Redis that I want to set a TimeSpan to expire it. In the other word, how to call the following redis command in ServiceStack.Redis > EXPIRE ListId ttl my desired meth...

What is the difference between Aes and AesManaged

I found two class in C# related to , and example code of them MSDN provides are similar, what is the difference between these two classes? [https://msdn.microsoft.com/en-us/library/system.security....

31 Oct at 17:18