Get Merged Cell Area with EPPLus

I'm using [EPPlus][1] to read excel files. I have a single cell that is part of merged cells. How do I get the merged range that this cell is part of? For example: Assume Range ("A1:C1") has been merg...

6 May at 06:11

How to log unhandled exception in .net core

With ELMAH feature in web api 2.0 and Centralized logging and error handling , runtime calls logging module and decide if it can be handled then calls the handler else just logs it.. how can this fea...

26 Jul at 18:11

curl: (60) Peer's Certificate issuer is not recognized

I am trying to install the .net Core SDK 2.0.0 on Centos 7 following the directions in "[.NET Tutorial - Hello World in 5 minutes](https://www.microsoft.com/net/learn/get-started/linuxcentos)". When I...

1 Apr at 06:21

NPM Install Error:Unexpected end of JSON input while parsing near '...nt-webpack-plugin":"0'

When creating a new Angular 5 project: node version: 8.9.2 npm version: 5.5.1 My Command is: ``` npm install -g @angular/cli ``` The Error is: ``` npm ERR! **Unexpected end of JSON input while parsin...

12 Jul at 08:43

EF Core: Soft delete with shadow properties and query filters

I've created an interface to try to do a soft delete, mixing shadow properties and query filters. But it's not working. ``` public interface IDeletableEntity {} ``` And then in my model builder ``...

6 Dec at 11:47

How to use Windsor IoC in ASP.net Core 2

How can I use Castle Windsor as an IOC instead of the default .net core IOC container? I have built a service resolver that depends on `WindsorContainer` to resolve services. Something like: ``` pu...

Permissions for ServiceStack Slack Logging

I'm currently trying out ServiceStack Logging with Slack, and altough it seems to work, I can't change the channels and name of the bot. I think it might have something to do with my Slack configurati...

6 Dec at 07:49

What is the difference between Bearer Token and Refresh Token?

In ServiceStack, I am using JwtAuthProvider, where I got Bearer Token and Refresh token so how do I verify the token and authorize the web api service? Code: ``` var client = new JsvServiceClient(Lis...

6 Dec at 06:52

Keras ValueError: Input 0 is incompatible with layer conv2d_1: expected ndim=4, found ndim=5

I have checked all the solutions, but still, I am facing the same error. My training images shape is `(26721, 32, 32, 1)`, which I believe it is 4 dimension, but I don't know why error shows it is 5 d...

How can I display the version of my Jupyter notebook and run cells in Jupyter notebooks? I get an error: bad interpreter

I have installed Anaconda and I use the conda environments and the conda command to install software. When I type: `jupyter notebook --version` I get the following error: `zsh: /Users/cr517/.local/...

Asp.Net Core SAML Response Signature Validation

I'm working on a web application that needs to implement a SAML SSO using a third party idP (SP-initiated). I've reached the point where I am receiving the SAMLResponse from the idP which looks like t...

db.collection is not a function when using MongoClient v3.0

I have been trying [W3schools tutorial](https://www.w3schools.com/nodejs/nodejs_mongodb_find.asp) on nodeJS with MongoDB. When I try to implement this example in a nodeJS environment and invoke the ...

7 Dec at 18:7

Objects are not valid as a React child (found: [object Promise])

I am trying to render a list of posts by mapping through an array. I've done this many times before but for some reason ``` renderPosts = async () => { try { let res = await axios.get('/post...

21 Jul at 14:52

Merging a common project with build variations in .NET MVC

I have a .net mvc site that should be published to a lot of different customers, and thus vary slightly depending on the target. Is there any way to set up the core project structure, e.g. (simplifie...

5 Dec at 13:32

Apply all IEntityTypeConfiguration derived classes in EF Core

Does anyone know of a way or have an implementation to apply ALL classes that derive from `IEntityTypeConfiguration` to the `DbContext` at runtime? There doesn't seem to be anything built in and loadi...

Issue with RestSharp installation in Visual-Studio 2013

I am trying to use `RestSharp` in my C# Visual-Studio 2013 project to POST data at a given URL. When i try to install the package via NuGet it gives me the following error: ``` Installing 'RestSharp ...

5 Dec at 10:37

ServiceStack captures HTTP 500 internal error from Kestrel?

I have a self-host app basing on [ServiceStack.Core](https://www.nuget.org/packages/ServiceStack.Core/)(v1.0.44), the `ServiceStack.AppSelfHostBase` from [ServiceStack.Kestrel](https://www.nuget.org/...

6 Dec at 08:33

Where do I find the new Span<T>?

Everyone is writing about how great the new type `Span<T>` is so I eagerly wanted to start rewriting a couple of methods in my libraries but where do I actually find it? I've updated Visual Studio 201...

20 Jun at 09:12

Get a specific response header (e.g., Content-Disposition) in Angular from an ASP.NET Web API 2 response for a cross-origin http.get request

I cannot get a specific header (`Content-Disposition`) when I'm accessing it via an Angular service. CORS is enabled and the Angular HTTPClient is set to retrieve ALL headers. ``` public void Conf...

5 Dec at 22:18

How to make readonly structs XML serializable?

I have an immutable struct with only one field: ``` struct MyStruct { private readonly double number; public MyStruct(double number) => this.number = number; } ``` And I want this ...

12 Apr at 11:22

How to get returned value without await opeartor

I need to get the returned value without await operator(in below sample I need to get the `"hello world"` in `var y` without await operator). Because one method is referred to a lot of places.But my r...

5 Dec at 07:47

Dapper UpdateAsync ignore column

I am trying to update with Dapper.Contrib this table: ``` public class MyTable { public int ID { get; set; } public int SomeColumn1 { get; set; } public int SomeColumn2 { get; set; } ...

9 Oct at 14:27

ServiceStack AutoQuery - Check for null in nullable DateTime-field

I user ServiceStack autoquery to load information. I have a class like this one: ``` public class QueryItem: QueryDb<Item> { public string Name { get; set; } public DateTime? BirthdayNotEqual...

4 Dec at 13:19

What is nextTick and what does it do in Vue.js?

I read [the docs](https://v2.vuejs.org/v2/api/#vm-nextTick), but I still can't understand it. I know what `data`, `computed`, `watch`, `methods` do, but what is `nextTick()` used for in Vue.js?

14 Jul at 01:7

Relationship between dpi and figure size

I have created a figure using `matplotlib` but I have realized the plot axis and the drawn line gets zoomed out. [](https://i.stack.imgur.com/Zncs9.jpg) Reading this [earlier discussion thread](https:...

3 Nov at 12:35