EF 6 - How to correctly perform parallel queries

When creating a report I have to execute 3 queries that involve separated entities of the same context. Because they are quite heavy ones I decided to use the `.ToListAsync();` in order to have them r...

19 Jan at 22:13

Google Protocol Buffers - serialize to byte array

I'm following the tutorial for using Google Protocol Buffers for C#. I don't see an example for converting an object into a byte array - does anyone know how to do that? I've auto-generated a FilePath...

pytest cannot import module while python can

I am working on a package in Python. I use virtualenv. I set the path to the root of the module in a .pth path in my virtualenv, so that I can import modules of the package while developing the code a...

27 Feb at 12:13

.NET Dispatcher, for .NET Core?

Does something like `Dispatcher` exist for .NET Core? I need to create a thread in .NET Core, and be able to send actions to be invoked on the thread. Also, I'd like to be able to use a `TaskSchedule...

19 Jan at 17:43

Best Practice - How to extend the DB in a ServiceStack.OrmLite .NET project?

I recently took a .Net project over which exposes `DAOs` from a Microsoft SQL Database via ServiceStack REST API. The server runs on IIS 7.5 In the `AppHost.Configure` the complete database schema is...

19 Jan at 16:29

Fastest way to insert 100,000+ records into DocumentDB

As the title suggests, I need to insert 100,000+ records into a DocumentDb collection programatically. The data will be used for creating reports later on. I am using the Azure Documents SDK and a sto...

23 May at 11:33

Scrolling to element using webdriver?

I am still learning and in response to one of my questions: [here](https://stackoverflow.com/questions/41737321/same-command-works-once-when-executed-but-throws-an-exception-when-executed-a-se?noredir...

Correctly awaiting in F# an async C# method with return type of Task<T>

I'd like to be able to consume a C# library from F#. Mostly this has been pretty straightforward. However, if I try to call a function that returns a `Task<T>` I am not able to get the returned value....

19 Jan at 14:12

Using enum for dropdown list in ASP.NET MVC Core

I'm trying to create a dropdown list with an enum property in ASP.NET MVC Core using the tag helper in a Razor view: Here is the model: ``` public class PersonalMember : Member { [Required, Disp...

Working with multiple resultset in .net core

While retrieving the results using stored procedure how can I retrieve and store multiple result set in view model in .net core For e.g. from stored procedure I am returning records for below two que...

ServiceStack OrmLite Select with update lock

I have the following code: ``` protected static void InsertOrUpdate<T>( IDbConnection connection, T item, Expression<Func<T, bool>> singleItemPredicate, Expression<Func<T, object>> up...

19 Jan at 13:37

Read appsettings.json in Main Program.cs

First of all my main purpose is to setup the IP and Port for my application dynamically. I'm using `IConfiguration` to inject a json config file, like some tutorial mentioned. However, I can't retri...

19 Jan at 09:54

Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled

My Autoconfiguration file is not working in Spring-Boot application. I attach my configuration application file below: ``` @Configuration @EnableAutoConfiguration @ComponentScan @SpringBootApplicatio...

11 Sep at 08:34

How React JS index.js file contacting index.html for id references?

I recently get started with react. My contains ``` <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> ...

19 Jan at 09:46

ASP.NET/ServiceStack Root URL at startup

I'm trying to setup a ServiceStack template loosely based on the existing ASP.NET with razor template. The services to be created using this will be hosted in a variety of locations. What I would like...

19 Jan at 09:33

EntityFramework insert speed is very slow with large quantity of data

I am trying to insert about 50.000 rows to MS Sql Server db via Entity Framework 6.1.3 but it takes too long. I followed [this answer](https://stackoverflow.com/a/5942176/2956448). Disabled AutoDetect...

23 May at 12:34

How to throw an exception in an async method (Task.FromException)

I just discovered that, since .NET 4.6, there is a new method [FromException](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task.fromexception) on the `Task` object, and I was wo...

18 May at 01:39

Why can't I change my input value in React even with the onChange listener

I am quite new to React and after going through some tutorials, I was trying the below code of mine. I made one component, passed props to it from a store, on `componentWillMount` I make a new state f...

27 Aug at 18:18

TempData null in asp.net core

I am trying to use TempData in asp.net core However I am getting a null value on the get method of TempData. Can anyone please let me know how can I use TempData in asp.net core Below are the things ...

Handle DTOs with interior objects when posting a file with request DTO to a server in servicestack

I am trying to pass both a file and a request DTO to servicestack using `JsonServiceClient` and it's `PostFileWithRequest<ResponseType>(fileStream, fileName, RequestType)` function. The issue arises...

19 Jan at 02:8

GZIP in .net core not working

I'm attempting to add Gzip middleware to my ASP.net core app. I have added the following package : > "Microsoft.AspNetCore.ResponseCompression": "1.0.0" In my startup.cs for the Configure Service...

19 Jan at 01:25

AuthenticationContext.AcquireTokenAsync

I would like to be programmatically able to get a token from Azure. I call `GetAToken().Wait();` and it fails. and the method is:

7 May at 07:19

ISO UTC DateTime format as default json output format in MVC 6 API response

Does anyone know how to configure MVC6's json output to default to a ISO UTC DateTime string format when returning DateTime objects? In WebApi2 I could set the JsonFormatter SerializerSettings and co...

3 Dec at 14:9

C# - Export .pfx certificate and import it later as a file

I basically need to export a `.pfx` certificate as a `Base64string`, store it in a database and recover it later, converting from `Base64string`. What I'm using at the moment is the `X509Certificate2`...

7 May at 02:10

python pip on Windows - command 'cl.exe' failed

I'm trying to install spaCy using `pip install spacy` but I'm getting the following error .. [](https://i.stack.imgur.com/z2W1Y.png) I have VS 2015 installed, and I have the following Python install...

23 May at 12:10