Clearing an input text field in Angular2

Why is this method not working when I try to clear the text field? ``` <div> <input type="text" placeholder="Search..." [value]="searchValue"> <button (click)="clearSearch()">Clear</butto...

12 Nov at 11:38

Can I combine these three similar functions into a single function?

Can I combine the three very similar functions below into a single function? All three functions update a particular column in the database. The anonymous object in the update statement is used to u...

EF & Automapper. Update nested collections

I trying to update nested collection (Cities) of Country entity. Just simple enitities and dto's: ``` // EF Models public class Country { public int Id { get; set; } public string Name { get...

5 Jan at 10:22

How to refresh a Page using react-route Link

I am trying to refresh a page using react-route Link. But the way I have implemented it goes to the URL one step back.(as an example if the URL was ../client/home/register and when I press the reload ...

5 Jan at 09:37

Life cycle in flutter

Does flutter have a method like `Activity.resume()` which can tell developer the user has gone back to the activity. When I pick the data from internet in Page-B and go back to Page-A, how can I let ...

15 Feb at 15:28

Remove or replace spaces in column names

How can spaces in dataframe column names be replaced with "_"? ``` ['join_date' 'fiscal_quarter' 'fiscal_year' 'primary_channel' 'secondary_channel' 'customer_count' 'new_members' 'revisit_next_day' ...

15 Aug at 15:35

Best place to store environment variables for Azure Function

I'm testing an azure function locally with several api keys. Whats the best place to store environment variables and how do I access them? I tried ``` System.Environment.GetEnvironmentVariable("name")...

19 Oct at 22:31

Vue v-on:click does not work on component

I'm trying to use the on click directive inside a component but it does not seem to work. When I click the component nothings happens when I should get a 'test clicked' in the console. I don't see any...

ServiceStack: Change DefaultNoProfileImgUrl

I need to change the profile photo by default, anyone knows how to do it? [https://github.com/ServiceStack/ServiceStack/blob/master/src/ServiceStack/Auth/AuthMetadataProvider.cs](https://github.com/S...

4 Jan at 22:52

Nested routes with react router v4 / v5

I am currently struggling with nesting routes using react router v4. The closest example was the route config in the [React-Router v4 Documentation](https://react-router.now.sh/). I want to split my a...

Add a msbuild task that runs after building a .NET Core project in Visual Studio 2017 RC

Is there something like the AfterBuild Target in msbuild with .NET Core in Visual Studio 2017 RC? I tried to add the following snipped to the .csproj file, but it is not excuted during a build (Contr...

4 Jan at 21:27

Can a TCP Socket SendAsync operation complete without transferring all the bytes in a BufferList?

On Mono 3.12, I'm using [Socket.SendAsync(SocketAsyncEventArgs)](https://msdn.microsoft.com/en-us/library/system.net.sockets.socket.sendasync(v=vs.110).aspx) with a TCP Stream `Socket` to implement a ...

15 Apr at 14:33

ViewComponent tag helpers not working

I have updated my asp.net core web application from 1.0.1 to 1.1.0, but tag helpers for my viewcomponents are not working: ``` <vc:login-form /> ``` it outputs the tag. It works using old syntax: @...

Akka.net vs Orleans performance

Hi I'm in the early stage of choosing an actor framework for a project I'm about to start. As far as I know Orleans was meant to relief the developer of as much pain as possible, at cost of some perf...

20 Jun at 09:12

"pip install json" fails on Ubuntu

Cannot install the json module. As far as I know I shouldn't use sudo. what's the matter? ``` pip install json The directory '/home/snow/.cache/pip/http' or its parent directory is not owned by the c...

4 Jan at 14:37

Convert a string to ordinal upper or lower case

Is it possible to convert a string to ordinal upper or lower case. Similar like invariant. ``` string upperInvariant = "ß".ToUpperInvariant(); string lowerInvariant = "ß".ToLowerInvariant(); bool inv...

4 Jan at 14:59

Servicestack client compression fails with generic lists

This question is a follow-up to [ServiceStack client compression](https://stackoverflow.com/questions/41428857/servicestack-client-compression/41447014) Servicestack natively supports client gzip/def...

23 May at 12:8

Angular2 - Input Field To Accept Only Numbers

In Angular 2, how can I mask an input field (textbox) such that it accepts only numbers and not alphabetical characters? I have the following HTML input: ``` <input type="text" *ngSwitchDefaul...

Returning a 404 from an explicitly typed ASP.NET Core API controller (not IActionResult)

ASP.NET Core API controllers typically return explicit types (and do so by default if you create a new project), something like: ``` [Route("api/[controller]")] public class ThingsController : Contro...

Typescript react - Could not find a declaration file for module ''react-materialize'. 'path/to/module-name.js' implicitly has an any type

I am trying to import components from react-materialize as - ``` import {Navbar, NavItem} from 'react-materialize'; ``` But when the webpack is compiling my `.tsx` it throws an error for the above as...

18 Jan at 12:9

Adding the "Produces" filter globally in ASP.NET Core

I'm developing a REST Api using ASP.NET Core. I want to force the application to produce JSON responses which I can achive decorating my controllers with the "Produces" attribute. Example: ``` [Produ...

4 Jan at 11:16

.Net core library: How to test private methods using xUnit

The latest xunit framework does not allow test runners in library code when compiled with .Net Core framework (this is allowed for normal Visual Studio code). The solution is to create a separate test...

4 Jan at 11:14

Where are generic methods stored?

I've read some information about generics in .ΝΕΤ and noticed one interesting thing. For example, if I have a generic class: ``` class Foo<T> { public static int Counter; } Console.WriteLine...

4 Jan at 12:49

You MUST call Xamarin.Forms.Init(); prior to using it

In my app.xaml.cs I create a new page. ``` public App() { InitializeComponent(); MainPage = new NavigationPage(new WrapLayoutPage()); } ``` This page calls a static class, which use...

4 Jan at 14:56

Automatically increment version number in ASP .NET Core

I'm developing a REST API using ASP.NET Core and want the version number to be automatically incremented. This used to be easily by the following pattern in the AssemblyInfo file: [assembly: AssemblyV...

23 May at 10:30