Error:Cause: unable to find valid certification path to requested target

I got the following Error in android Studio 2.2.3 when I sync gradle. How can I fix this issue I am Adding my Gradle file also ``` apply plugin: 'com.android.application' android { compileSdkVers...

7 Aug at 10:19

ASP.net core MVC catch all route serve static file

Is there a way to make a catch all route serve a static file? Looking at this [http://blog.nbellocam.me/2016/03/21/routing-angular-2-asp-net-core/](http://blog.nbellocam.me/2016/03/21/routing-angular...

23 Feb at 11:24

How can I create an observable with a delay

## Question For testing purposes, I'm creating `Observable` objects that replace the observable that would be returned by an actual http call with `Http`. My observable is created with the follow...

23 Feb at 16:57

Access C++ static methods from C#

Say you have following C++ code: ``` extern "C" { void testA(int a, float b) { } static void testB(int a, float b){ } } ``` I want to access this in my C# project using `DllImport`...

F# functions vs C# "Func"tions

So I ran across this tour of F#: [https://learn.microsoft.com/en-us/dotnet/articles/fsharp/tour](https://learn.microsoft.com/en-us/dotnet/articles/fsharp/tour) ... and boy howdy is F# interesting! Th...

23 Feb at 04:35

SoapHttpClientProtocol and TLS 1.2 - The client and server cannot communicate, because they do not possess a common algorithm

There are numerous posts on SO about this and I have scoured them, but still don't have a solution. I am hoping that someone can point me in the right direction. We have a requirement now to use TLS ...

23 Feb at 04:34

HttpClient doesn't redirect even when AllowAutoRedirect = true

I'm trying to parse a wikispaces page but I'm not able to get the actual page. I'm not sure if its a HttpClient bug or some missing configuration. This is my code: ``` HttpClientHandler handler = n...

23 Feb at 01:41

Using a Strategy and Factory Pattern with Dependency Injection

I am working on a side project to better understand Inversion of Control and Dependency Injection and different design patterns. I am wondering if there are ? . As a result I find myself declaring ...

Order by "Relevance Values"

I'm working on Windows Forms application. I want to apply a filter on ListView. The requirement was to implement search feature in windows when searching files with a given name in a folder. It turns ...

15 Dec at 20:30

Error loading hostpolicy.dll while deploying .NET Core console app to Azure WebJobs

I have followed this [tutorial](https://blog.kloud.com.au/2016/06/08/azure-webjobs-with-dotnet-core-rc2/) to deploy a .NET Core console application to an Azure Web Service WebJob. My app is running lo...

Setting TTL on RabbitMQ queue using Servicestack

[I have read](https://www.rabbitmq.com/ttl.html) that it is possible to set a time to live (TTL) on a RabbitMQ (per queue) so that a message will be wiped from the queue by the RabbitMQ server if the ...

22 Feb at 14:56

How can I serve static html from spring boot?

I ran the spring-boot-sample-web-static project from [here](https://github.com/spring-projects/spring-boot/tree/1.5.x), made this alteration to the pom ``` <dependency> <groupId>org.springframe...

17 Jan at 22:9

Angular 2 : Validators.pattern() not working

I am trying to validate input `type="text"` using a pattern. I want text only. Component : ``` this.from = this.fb.group({ name: ['',[Validators.required,Validators.pattern('/^[a-zA-Z]+$/')]], }...

2 Jun at 02:27

Why does unboxing require explicit casting in C#?

Boxing is the process of converting a value type into a managed heap object, which is implicit. Unboxing is the reverse process, for which the compiler requires an explicit cast. Since boxing stores t...

22 Feb at 20:42

Upload file to Google Drive with C#

How can I upload a file to google drive, with given mail address, using C#?

22 Feb at 17:8

Bootstrap Center Vertical and Horizontal Alignment

I have a page where only form exists and I want form to be placed in the center of the screen. ``` <div class="container"> <div class="row justify-content-center align-items-center"> <form> ...

accessing a docker container from another container

I created two docker containers based on two different images. One of db and another for webserver. Both containers are running on my mac osx. I can access db container from host machine and same way ...

5 Nov at 11:26

How to use existing DB with IdentityServer4

I want to use IdentityServer4 with my custom database. I've separate tables for admin and students and both entities have separate rights. I want to know how to configure IdentityServer EF database ...

20 Sep at 13:26

Get git branch name in Jenkins Pipeline/Jenkinsfile

I've create a jenkins pipeline and it is pulling the pipeline script from scm. I set the branch specifier to '`all`', so it builds on any change to any branch. How do I access the branch name causin...

23 Feb at 01:24

ValueError: Length of values does not match length of index | Pandas DataFrame.unique()

I am trying to get a new dataset, or change the value of the current dataset columns to their unique values. Here is an example of what I am trying to get : ``` A B ----- 0| 1 1 1| 2 5 2| 1 5 3| 7 9 ...

24 Nov at 07:25

Mock IMemoryCache with Moq throwing exception

I'm trying to mock `IMemoryCache` with Moq. I'm getting this error: > An exception of type 'System.NotSupportedException' occurred in Moq.dll but was not handled in user codeAdditional information:...

Best way to import Observable from rxjs

In my angular 2 app I have a service that uses the `Observable` class from the `rxjs` library. ``` import { Observable } from 'rxjs'; ``` At the moment I am just using `Observable` so that I can us...

Getting an early-bound relationship

When I am linking annotations to a specific entity, rather than creating a relationship like so: ``` var associateRequest = new AssociateRequest { Target = new EntityReference(SalesOrder.EntityLo...

Microsoft.Graph send mail with attachment

``` using Microsoft.Graph IMessageAttachmentsCollectionPage Message.Attachments ``` I can not seem to get this to take any "ContentBytes" which is in the FileAttachment.ContentBytes. My sample is ...

5 Dec at 19:35

All com.android.support libraries must use the exact same version specification

After updating to android studio 2.3 I got this error message. I know it's just a hint as the app run normally but it's really strange. > All com.android.support libraries must use the exact same ver...