navigation property should be virtual - not required in ef core?

As I remember in EF [navigation property should be virtual](https://stackoverflow.com/questions/25715474/why-navigation-properties-are-virtual-by-default-in-ef): ``` public class Blog { publi...

mysqli_real_connect(): (HY000/2002): No such file or directory

``` mysqli_real_connect(): (HY000/2002): No such file or directory ``` PhpMyAdmin error on MacOS. I want answer I really have no idea what I need to do to resolve this.

27 Dec at 19:50

What does IRedisClient.As<T>() do behind the scenes?

I'm curently using the c# ServiceStack RedisClient in the following way ``` using (var cache = new BasicRedisClientManager(readWriteHosts).ClientFactory.GetClient()) { var r = cache.As<Foo...

26 Jan at 17:23

How do I set multipart in axios with react?

When I curl something, it works fine: ``` curl -L -i -H 'x-device-id: abc' -F "url=http://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4" http://example.com/upload ``` How do I get this to work right ...

How do I move the panel in Visual Studio Code to the right side?

It's at the bottom by default. For example in the following image ,panel(Section D) is at the bottom, instead I want it to move to the rightside i.e., in the area where README.md editior shown in Edit...

5 May at 04:30

Exclude complete services from swagger-ui with servicestack

I am trying to figure out a way to hide/remove complete services from the swagger-UI. According to the [documentation](https://github.com/ServiceStack/ServiceStack/wiki/Swagger-API%22documentation%22)...

27 Jan at 09:13

How to extract custom JWT properties using servicestack

I can successfully authenticate against a servicestack endpoint secured with an `Authenticate` attribute when supplying the below JWT as a bearer token in an `authorization` header. Some properties a...

26 Jan at 12:41

Newtonsoft Json Error converting value {null} to type 'System.Int32'

When performing an AJAX request I am getting the following error: > Error converting value {null} to type 'System.Int32'. Path '[5].tabID', line 1, position 331. The error occurs on the second line ...

26 Jan at 12:40

Are these try/catch'es equivalent?

I have a method that does database operation (let's say). If during that operation any exception is raised, I just want to throw that exception to the caller. I don't want to do any specific task in...

1 Sep at 21:50

How can I bind an array with asp-for tag?

I would like to ask, how can I bind an array in Asp.NET Core MVC ? ``` <input type="text" asp-for="Requests[@index].Name" /> ``` It was working very well in older versions of ASP MVC. This example ...

9 Mar at 06:37

MailKit C# SmtpClient.Connect() to Office 365 generating exception: "An existing connection was forcibly closed by the remote host"

I have a problem sending email via Office 365 SMTP and MailKit. The exception I get is: > Unhandled Exception: System.IO.IOException: Unable to read data from the transport connection: An existing ...

26 Jan at 11:48

Updating php version on mac

I want to update php version, currently I have 5.5.38 and I want 7.1 What I tried so far is using this command: ``` curl -s https://php-osx.liip.ch/install.sh | bash -s 7.1 ``` I tried several dif...

26 Jan at 11:38

Validate ModelState.IsValid globally for all controllers

In my ASP.NET Core Controllers I always check if the ModelState is valid: ``` [HttpPost("[action]")] public async Task<IActionResult> DoStuff([FromBody]DoStuffRequest request) { if (!ModelState.IsV...

26 Jan at 12:6

Refresh user cookie ticket in ASP.Net Core Identity

In a controller in an ASP.NET Core web application I want to refresh the user and claims in the cookie ticket stored on the client. The client is authenticated and authorized, ASP.NET Core Identity s...

26 Jan at 11:53

How does JSON deserialization in C# work

I am trying to understand how `JsonConvert.DeserializeObject<X>(someJsonString)` is able to set the values by using the constructor. ``` using Newtonsoft.json public class X { [JsonProperty("so...

26 Jan at 09:15

Unit test ServiceStack services in ServiceStack 3.9.71

I recently took a .Net project over which exposes DAOs from a Microsoft SQL Database via ServiceStack(3.9.71) REST API. Since I am gonna refactor some parts I want to unit test (at least) all services...

Pass action delegate as parameter in C#

I have a method which accepts an `Action` delegate and executes the given method as shown here: ``` public void ExpMethod(Action inputDel) { inpuDel(); } ``` I can call above given method like ...

26 Jan at 10:7

JWT web token encryption - SecurityAlgoritms.HmacSha256 vs SecurityAlgoritms.HmacSha256Signature

For token based authentication `Microsoft.IdentityModel.Tokens` provides a list of security algorithms that can be used to create `SigningCredentials`: ``` string secretKey = "MySuperSecretKey"; by...

17 Mar at 19:25

Unable to start postgresql.service?

I'm using arch linux (4.8.13-1-ARCH). I'm trying to set up PostgreSQL as instructed [here](https://wiki.archlinux.org/index.php/PostgreSQL). After performing ``` [postgres@BitBox ~]$ initdb --locale...

8 Feb at 22:44

Clear git local cache

I have a Webstorm project that I was about to commit, but before pressing the commit button in the Git Windows GUI, I remembered that I don't want to commit my `.idea` folder content. So I used the ...

25 Jan at 23:35

ValueError: time data does not match format '%Y-%m-%d %H:%M:%S.%f'

I am facing one little problem. I am storing some date time data and the data is ``` # "datetime","numb","temperature" "1998-04-18 16:48:36.76",0,38 "1998-04-18 16:48:36.8",1,42 "1998-04-18 16:48:36...

25 Jan at 23:31

Python Pandas - Missing required dependencies ['numpy'] 1

Since yesterday I've had this error when I try to import packages on anaconda : `ImportError: Missing required dependencies ['numpy']` I have tried un-installing Anaconda and Python, switching to Py...

29 Feb at 12:23

ufunc 'add' did not contain loop with signature matching type dtype ('S32') ('S32') ('S32')

I'm trying to run someone's script for some simulations I've made to try plotting some histograms, but when I do I always get the error message mentioned above. I have no idea what's gone wrong. Here'...

7 Feb at 23:15

How do you get errors in the ModelState, for a particular property?

I'm encountering the following issue: [https://github.com/aspnet/Mvc/issues/4989](https://github.com/aspnet/Mvc/issues/4989), and based on 'rsheptolut' comment on Sep 12, 2016, he found this workaroun...

25 Jan at 18:43

loop through chrome tabs and close page depending on web address

I would like to be able to loop through all the tabs on a chrome page and close any tabs which are youtube pages. I have done some googling & found the code below. There are two (well probably more) ...

26 Jan at 15:43