docker build with --build-arg with multiple arguments
According to the [documentation](https://docs.docker.com/engine/reference/commandline/build/#set-build-time-variables-build-arg), it's possible to define multiple args for the flag `--build-arg`, but ...
How to display svg icons(.svg files) in UI using React Component?
I have seen a lot of libraries for svg on react but none gave me how to import an svg file in the react component. I have seen code which talk about bring the svg code into react rather than using the...
XmlCodeExporter and nullable types
`System.Xml.Serialization.XmlCodeExporter` generates code (in code CodeDom form) from an XSD schema. But it does it with some quirks. For example an optional element: ``` <xs:element name="Something"...
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- 17 Feb at 13:4
WordPress WooCommerce ASP.net API WebHookHandler: The WebHook request must contain an entity body formatted as HTML Form Data
I am trying to create a WebHookHandler for Webhooks send from WordPress WooCommerce in ASP.NET C#. I started with creating a ASP.NET C# Azure API App WebApplication Project and adding the relevant r...
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- 17 Feb at 10:0
Getting usmStatsUnknownEngineIDs on SNMPv3 Discovery
I am trying to get `SNMPv3` to work using `sharpsnmplib` but i am stuck on the discovery step. ``` Discovery discovery = Messenger.GetNextDiscovery(SnmpType.GetRequestPdu); ReportMessage report = d...
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- 16 Aug at 10:23
How do I add a CA root certificate inside a docker image?
I am running an ASP.NET Core 1.1 Web API in a Docker 1.13.1 container on Ubuntu 14.04. When the code attempts to retrieve some data from an HTTPS server, I get this certificate authentication error: ...
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- 17 Feb at 09:50
Why IManageApiKeys dependency is not resolved with ServiceStack ApiKeyAuthProvider?
Here is my ``` Plugins.Add(new AuthFeature(() => new AuthUserSession(), new IAuthProvider[] { new ApiKeyAuthProvider(AppSettings) { RequireSecureConnection = false, InitSchema = true}, new Cre...
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- 17 Feb at 08:41
How do yield and await implement flow of control in .NET?
As I understand the `yield` keyword, if used from inside an iterator block, it returns flow of control to the calling code, and when the iterator is called again, it picks up where it left off. Also,...
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- 22 Feb at 12:38
Add validation to a MediatR behavior pipeline?
I'm using ASP.NET Core, the built-in container, and MediatR 3 which supports ["behavior" pipelines](http://github.com/jbogard/MediatR/wiki/Behaviors): ``` public class MyRequest : IRequest<string> { ...
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- 16 Feb at 19:48
How to plot vectors in python using matplotlib
I am taking a course on linear algebra and I want to visualize the vectors in action, such as vector addition, normal vector, so on. For instance: ``` V = np.array([[1,1],[-2,2],[4,-7]]) ``` In ...
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- 3 Mar at 10:3
How do I use jsvserviceclient.js with custom routes on service stack?
I started using servicestack javascript client for our application. Our webservices uses servicestack with custom routes (api.geni.us/v1/groups/list?format=jsv). The problem is that on the current cli...
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- 16 Feb at 17:8
Post FromBody Always Null
I've got a new API that I'm building with ASP.NET Core, and I can't get any data POST'ed to an endpoint. Here's what the endpoint looks like: ``` [HttpPost] [Route("StudentResults")] public async ...
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- 10 Jun at 02:22
Keep NULL rows last on Dynamic Linq Order By
I am using this snippet below for Ordering my Linq queries dynamically and works great. I am not great at reflection or complex linq queries but I need a way that when ascending order is used, that N...
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- 19 Mar at 22:34
best practice for using async await in webapi
I have .NET core Web API which as service layer. Service layer has all EF code. If have basecontroller with this code ``` protected Task<IActionResult> NewTask(Func<IActionResult> callback) { re...
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- 9 Nov at 15:47
How to convert T object to Amazon DynamoDB Document dynamically
I am trying to use DynamoDB in Amazon AWS in my MVC .net project. And I am also trying to do a Business-DataAccess-Model layered project. I have a GenericDataRepository class which implements an Add()...
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- 5 May at 15:52
Get last record of each group in entityframework?
I want to retrieve last inserted record of each in entity-framework. Here is my table data. ``` ID RegNo MobileNo CreatedDate 26727 190077348 9696562673 13-02-2017 06:31 26729 ...
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- 16 Feb at 13:37
In Typescript, what is the ! (exclamation mark / bang) operator when dereferencing a member?
When looking at the sourcecode for a tslint rule, I came across the following statement: ``` if (node.parent!.kind === ts.SyntaxKind.ObjectLiteralExpression) { return; } ``` Notice the `!` oper...
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- 10 May at 11:21
Post Stream in ASP.NET Core Web Api
Hello lovely people of Stack Overflow. Since yesterday I have a problem and I have been browsing SO since then. I have a UWP Client and ASP.NET Core Web Api. I just want to send a stream to my web api...
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- 26 Jul at 12:13
Changing the URL in react-router v4 without using Redirect or Link
I'm using [react-router v4](https://reacttraining.com/react-router/) and [material-ui](http://www.material-ui.com/) in my React app. I was wondering how to change the URL once there is a click on a `G...
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- 16 Feb at 10:55
Xamarin - Cannot use PopModalAsync
I am trying to use `PopModalAsync` to remove the modal page. However, the `Navigation.ModalStack.Count` is 0. If I use `PopModalAsync`, it will throw an exception: `System.ArgumentOutOfRangeException...
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- 17 Feb at 01:8
Override property of the base class with a derived class
In a C# code, if the `Rebar` class derives from `Reinforcement` class and the `RebarShape` class inherits the `ReinforcementShape` class. Is it possible to override the property `ReinforcementShape` i...
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- 7 May at 05:59
JQuery UI Autocomplete not reaching ActionResult C# MVC
I have read many posts with the same issue, but none help, so apologies for the duplicate question :( Ive followed the simple sample on the JQueryUI site by hard coding values and the autocomplete wor...
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- 16 Feb at 08:39
Javascript ServiceStack Client serialization error
So I have a master/detail scenario between two views. The master page shows a list and after clicking on one of the items, I send a message via the EventAggregator in Aurelia to the child view with a...
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- 16 Feb at 16:48
How to window.scrollTo() with a smooth effect
I can scroll to 200px using the following ``` btn.addEventListener("click", function(){ window.scrollTo(0,200); }) ``` But I want a smooth scroll effect. How do I do this?
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- 13 Aug at 19:18
Python 3 - ValueError: not enough values to unpack (expected 3, got 2)
I have a problem with my Python 3 program. I use Mac OS X. This code is running properly. ``` # -*- coding: utf-8 -*- #! python3 # sendDuesReminders.py - Sends emails based on payment status in sprea...
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- 15 Feb at 20:18