ASP.Net Core register Controller at runtime

I am asking myself if it is possible to load a DLL with `Controller`s in it at runtime and use it. The only solution I've found is to add an assembly via `ApplicationPart` on the `StartUp`: ``` var ...

How to POST via a link in ASP.NET Core

I try to POST to the SetLanguage action via a link, but not sure how to finalize the following code: ``` <form id="selectLanguage" asp-controller="Home" asp-action="SetLanguage" asp-route-returnUrl=...

laravel 5.5 The page has expired due to inactivity. Please refresh and try again

I'm new with Laravel and I have a problem which I don't understand. I have а log form in my project and my method is . When I try a request the result is: > 'The page has expired due to inactivity. ...

19 Feb at 08:47

Prevent pushing to master on GitHub?

GitHub allows you to configure your repository so that [users can't force push to master](https://github.com/blog/2051-protected-branches-and-required-status-checks), but is there a way to prevent pus...

ServiceStack request POST body as query string

I am trying to implement an IPN handler in C# and I am using ServiceStack as my backend framework. I am facing the following issue however; I am trying to find a way to take the POST body of a reques...

How to convert BASE64 string into Image with Flutter?

I'm converting images saved in my Firebase database to Base64 and would like to decode and encode. I've researched similar questions, but am still getting errors. Here is what I have so far? ``` va...

11 Sep at 23:46

Why is HashSet<Point> so much slower than HashSet<string>?

I wanted to store some pixels locations without allowing duplicates, so the first thing comes to mind is `HashSet<Point>` or similar classes. However this seems to be very slow compared to something l...

Entity Framework 6 navigation collections are null instead of empty

I'm trying to write a relational database application using Entity Framework 6. I have classes analogous to: ``` public class Subject { public int ID { get; set; } public string Name { get; s...

10 Sep at 13:25

Unable to cast object of type 'System.Data.ProviderBase.DbConnectionClosedConnecting' to type 'System.Data.SqlClient.SqlInternalConnectionTds

I am getting the following error on the first db access after the application starts - "Unable to cast object of type 'System.Data.ProviderBase.DbConnectionClosedConnecting' to type 'System.Data.SqlCl...

Where should functions in function components go?

I'm trying to convert this cool `<canvas>` animation I found [here](https://blog.alexwendland.com/2015/particle-network-js-animations/) into a React reusable component. It looks like this component wo...

31 Jul at 20:33

ServiceStack - how to make file upload mandatory in POST method

My service has POST method for uploading image file. I am using multipart/form-data request and access to file from Request.Files of Service class as it is recommended in documentation. ``` public cl...

puppeteer: how to wait until an element is visible?

I would like to know if I can tell puppeteer to wait until an element is displayed. ``` const inputValidate = await page.$('input[value=validate]'); await inputValidate.click() // I want to d...

Exception CallbackOnCollectedDelegate when creating tensorflow graph

I try to build a little tensorflow application with TensorFlowSharp and sometimes I recieve this exception: > Managed Debugging Assistant 'CallbackOnCollectedDelegate' For the function I tried to...

Angular 4 Form Validators - minLength & maxLength does not work on field type number

I am trying to develop a contact form, I want user to enter phone number values between length 10-12. Notably same validation is working on field, Its only field which is giving me trouble. [I fou...

SerializationException: Could not find type 'System.Collections.Generic.List`1 in c# unity3d

I am trying to serialize and deserialize an object in c# unity3d. For that I am using the below code. But I am getting an error mentioned below. > SerializationException: Could not find type 'Syst...

Expandable table rows in angular 4 with angular material

How would you make rows expandable in angular material tables? One requirement is that I need to be using the [angular material table](https://material.angular.io/components/table/overview). I would a...

26 Apr at 17:36

Restart container within pod

I have a pod `test-1495806908-xn5jn` with 2 containers. I'd like to restart one of them called `container-test`. Is it possible to restart a single container within a pod and how? If not, how do I res...

5 Aug at 15:54

Display/Print one column from a DataFrame of Series in Pandas

I created the following Series and DataFrame: ``` import pandas as pd Series_1 = pd.Series({'Name': 'Adam','Item': 'Sweet','Cost': 1}) Series_2 = pd.Series({'Name': 'Bob','Item': 'Candy','Cost': 2})...

8 Feb at 21:21

Travis-CI build failure "The type or namespace name 'Extensions' does not exist in the namespace"

Still new to Travis-CI and wanted to see if it's something I'm doing or not. I'm getting a build error in Travis-CI, but not locally. Sample .NET Core 2.0 app. Going through the build I receive the f...

8 Sep at 19:46

JSON Date and DateTime serialisation in c# & newtonsoft

We are sending JSON to an API defined by swagger that some properties are DateTime in the format yyyy-MM-ddThh:mm:ss.000Z (the milliseconds must be 3 digits or it fails validation at the endpoint) and...

8 Sep at 21:21

RequireNonce is true (default) but validationContext.Nonce is null

I have an app running in azure using Azure active directory. Some of the users have just reported getting this error trying to access the app. I can access it ok, so can many other users, its only c...

8 Sep at 14:16

Ignore duplicates when pushing nuget package to nuget.org from VSTS

I got a build in VSTS that are triggered on every commit in the repository. Everything works great with one exception. We do not release a new version of the nuget package on every commit. So our nug...

Execute SQL command in Entity Framework Core 2.0 to delete all data in a table

I want to execute an SQL command from Entity Framework Core 2.0, but I can't figure out how to do so. 1.- The reason why I need to, is that I want to delete all data from a database table, and using ...

ModuleNotFoundError: No module named 'sklearn'

I want to import sklearn but there is no module apparently: ``` ModuleNotFoundError: No module named 'sklearn' ``` I am using Anaconda and `Python 3.6.1`; I have checked everywhere but still can't ...

ASP.NET Core 2, jQuery POST data null

I use `jQuery` and send data with the `POST` method. But in the server method the values are not coming. What could be the error? ``` $.ajax({ type: "POST", contentType: "application/json; ...

8 Sep at 10:21