C# How to add a property setter in derived class?

I have a requirement where I have a number of classes all derived from a single base class. The base class contains lists of child classes also derived from the same base class. All classes need to ...

22 Sep at 11:19

How to filter "Include" entities in entity framework?

Entities: ``` public class Room { public Room() { this.Reservations = new HashSet<Reservation>(); } public int Id { get; set; } public decima...

nvm uninstall doesn't actually uninstall the node version

So I'm trying to clear out older versions of node.js. I start with: ``` $ nvm ls v0.10.30 v4.2.3 -> v6.6.0 system ``` I don't want the older versions, so I then do: ``` $ nvm...

22 Sep at 09:16

How do I kill the process currently using a port on localhost in Windows?

How can I remove the current process/application which is already assigned to a port? For example: `localhost:8080`

How to set image width to be 100% and height to be auto in react native?

I am trying to display list of images in a scrollview. Width should be 100%, while height should be automatic, keeping aspect ratio. The searches I did pointed to various solutions which give fullscr...

22 Sep at 06:37

Access template reference variables from component class

``` <div> <input #ipt type="text"/> </div> ``` Is it possible to access the template access variable from the component class? i.e., can I access it here, ``` class XComponent{ somefunction(...

Request Permission for Camera and Library in iOS 10 - Info.plist

I have implemented a WKWebView in an app. there's a file input in the shown web page where it should import an image from photos. Whenever i press on that input and select either "Take Photo" or "Phot...

22 Sep at 10:25

Copying Content files on build with Visual Studio Code

I'm working on a C# project that has Content files. In MonoDevelop, I can set the type to `Content` and the `Build Action` to `Copy if Newer`. I can do something similar in Visual Studio. How do I do...

22 Sep at 01:47

Controlling DateTime parameter formatting in WebAPI 2

So I have a WebAPI 2 controller written in C# that takes among other things a query parameter of type DateTime. This is an API that returns all values from the data store based on a date filter. Somet...

20 Jun at 11:33

How to center modal to the center of screen?

How to center modal to the center of screen? This is my html and js code It works in Chrome console, but when I refresh this page - it doesn't work ``` $('.modal').css('top', $(window).outerHeight() ...

Difference between using gradlew and gradle

What is the difference between using `gradlew` and `gradle` or are they the same?

31 Jan at 04:9

Is there a way to combine Docker images into 1 container?

I have a few Dockerfiles right now. One is for Cassandra 3.5, and it is `FROM cassandra:3.5` I also have a Dockerfile for Kafka, but t is quite a bit more complex. It is `FROM java:openjdk-8-fre` an...

21 Sep at 21:4

How to launch MS Edge from c# winforms?

The executable MicrosoftEdge.exe cannot be launched directly like other EXEs in windows. I confirmed that from my own experience, and by reading [this](http://answers.microsoft.com/en-us/insider/forum...

20 Mar at 10:18

Should I avoid using Dependency Injection and IoC?

In my mid-size project I used static classes for repositories, services etc. and it actually worked very well, even if the most of programmers will expect the opposite. My codebase was very compact, c...

The pipe 'async' could not be found

I am trying to build a simple blog with Angular 2 and Firebase and I am having issues using async pipe in a component. I get the error in the console. > zone.js:344Unhandled Promise rejection: Templat...

add Shadow on UIView using swift 3

prior swift 3 i was adding shadow in my UIView like this : ``` //toolbar is an UIToolbar (UIView) toolbar.layer.masksToBounds = false toolbar.layer.shadowOffset = CGSize(width: -1, height: 1) toolbar...

26 Dec at 22:1

How does Find method of Entity Framework work?

I am learning Entity Framework and faced some moment with method I can't understand. ``` public class Destination { public int DestinationId { get; set; } public string Name { get; set; } ...

21 Sep at 18:27

OData Exception The limit of '0' for Top query has been exceeded

I am using OData Web API for Version 4, when I try to query OData web Api using `$top` parameter, it return me following exception message. > The query specified in the URI is not valid. The limit of...

Understanding the use of Task.Run + Wait() + async + await used in one line

I'm a C# newbie, so I'm struggling to understand some concepts, and I run into a piece of code that I'm not quite understanding: ``` static void Main(string[] args) { Task.Run(async () => { await So...

21 Sep at 17:4

Multiple routes assigned to one method, how to determine which route was called?

I am working on a small ASP.NET MVC project at the moment. The project was released a few month ago. But changes should be implemented for usability and SEO reasons now. I decided to use attribute rou...

Jenkins fails when running "service start jenkins"

I installed jenkins on Centos 7 using the following: ``` sudo wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins.io/redhat-stable/jenkins.repo sudo rpm --import http://pkg.jenkins.io/redhat-stab...

22 Feb at 06:58

implicit operator with generic not working for interface

I basically have the following class (example found on [C# creating an implicit conversion for generic class?](https://stackoverflow.com/questions/6946412/c-sharp-creating-an-implicit-conversion-for-g...

23 May at 11:46

Programmatically open On-Screen Keyboard in UWP

Is it possible in UWP to force it to open the On Screen Keyboard (osk.exe)? For example, in C# it is possible using Doing the above in UWP results in compile error saying there is no Process namesp...

22 Jan at 08:25

Failed - network error when downloading excel file made by EPPlus.dll

I try to download an excel file made by `EPPlus.dll` from an asp.net c# web form application. but i get Failed - network error. It should be noted that mentioned error just occurs in chrome and the jo...

2 May at 19:8

swift 3.0 Data to String?

``` func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {} ``` I want `deviceToken` to string but: ``` let str = String.init(data: de...

19 Oct at 07:38