BluetoothAdapter ActionDiscoveryFinished
I just started to take a look at xamarin and now I want to scan for bluetooth-devices. Therefor I use the following code: ``` BluetoothAdapter bluetoothAdapter = BluetoothAdapter.DefaultAdapter; blue...
Entity Framework's Entity Data Wizard Crashes When Connecting to MySQL Database
I am attempting to create an Entity Data Model using the wizard to reverse engineer an existing MySQL database. I get to the Choose Your Data Connection page of the wizard, select an existing MySQL co...
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- 23 May at 11:47
How to handle properly concurency excpetion and expose it via Service Stack?
In my app i expose some functionalities via rest api (using service stack but it is not really important). Currently i'm wondering which is the best way to expose `concurency exception` issue received...
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- 23 Aug at 17:42
Entity Framework Core does not contain a definition for 'Include'
I am trying to work with Entity Framework Core 1.0 and trying to utilize the .Include when filling objects through the dbcontext. ``` EFTestContext context = new EFTestContext(); var testEnti...
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- 23 May at 12:18
Adding wsdl web reference in asp .Net Core project
I've got web service [http://www.mcommunicator.ru/m2m/m2m_api.asmx?WSDL](http://www.mcommunicator.ru/m2m/m2m_api.asmx?WSDL) And I've got a problem with connecting to it from Visual Studio 2015 in my W...
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- 23 Aug at 16:41
creating a constant but local array
Sometimes I need a hardcoded lookup table for a single method. I can create such an array either - - ``` public int Convert(int i) { int[] lookup = new[] {1, 2, 4, 8, 16, 32, 666, /*...*/ }...
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- 23 Aug at 22:16
Suitable constructor for type not found (View Component)
View Component: ``` public class WidgetViewComponent : ViewComponent { private readonly IWidgetService _WidgetService; private WidgetViewComponent(IWidgetService widgetService) { ...
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- 4 Feb at 22:7
The name 'Console' does not exist in the current context In xamarin forms app
I am working on a app in Xamarin Forms that needs to get the geolocation data from the device and then put the geolocation coordinates into the forecast.io URL I am using the Geolocator plugin by Jame...
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- 29 Jun at 03:52
How can i configure JSON format indents in ASP.NET Core Web API
How can i configure ASP.NET Core Web Api controller to return pretty formatted json for `Development` enviroment only? By default it returns something like: ``` {"id":1,"code":"4315"} ``` I would ...
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- 21 Jan at 14:38
Can't enter enter text in TextBox control inside Flyout
I want to use the `CommandBar` and a `Flyout` to build something like this. ![search flyout](https://i.stack.imgur.com/j4JUz.png) The user should click the button in the `CommandBar` (`Flyout` open...
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- 23 Aug at 09:11
Asp action route data
In the old version of MVC 5 I could do this to pass route parameters ``` @Html.ActionLink("New item", "Suggestion", new ProductSuggestion() { Username = Model.Username }, new { @class = "btn btn-defa...
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- 23 Aug at 10:0
how to convert a byte[] to HttpPostedFileBase using c#
How to convert `byte[]` into `HttpPostedFileBase` using C#. I've have tried the following way: But I am getting an cannot implicitly convert error.
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- 5 May at 12:50
C# LINQ Orderby - How does true/false affect orderby?
I was studying a bit of LINQ ordering as I have a list of Ids, and I need to order them sequentially. However, there are certain ids that need to take precedence over the standard ordering. Given thi...
Using EPPlus I want to Format all cells as TEXT in a spreadsheet
I want to format all cells of the spreadsheet as text before loading it with the datatable. Here is the sample code I am using ``` StringBuilder sbitems = new StringBuilder(); sbitems.Append(@"selec...
How to use .NET WebSocket Client with NTLM proxies?
My goal is to use a WebSocket .Net client implementation (i.e. not a browser) to connect to a WebSocket over a corporate proxy that requires NTLM authentication. So far, all the solutions (e.g. websoc...
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- 23 May at 11:53
How to specify eager loading with DBContext Find method
How do I tell the Find method of a DBContext that it should eagerly load the navigation property/entity? I have the following code which deletes the association to a related Secondary entity: I had ...
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- 6 May at 10:40
ServiceStack CORS - No response to OPTIONS request in IE only
I have enabled global CORS support in my application ``` this.Plugins.Add(new CorsFeature( allowCredentials: true, allowedHeaders: "Content-Type, Authorization", a...
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- 22 Aug at 19:43
Why is it faster to calculate the product of a consecutive array of integers by performing the calculation in pairs?
I was trying to create my own factorial function when I found that the that the calculation is twice as fast if it is calculated in pairs. Like this: Groups of 1: 2*3*4 ... 50000*50001 = 4.1 seconds ...
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- 22 Aug at 20:51
Make dictionary read only in C#
I have a `Dictionary<string, List<string>>` and would like to expose the member as read only. I see that I can return it as a `IReadOnlyDictionary<string, List<string>>`, but I can't figure out how to...
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- 23 Aug at 18:13
How to read connection string in .NET Core?
I want to read just a connection string from a configuration file and for this add a file with the name "appsettings.json" to my project and add this content on it: ``` { "ConnectionStrings": { "De...
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- 12 Apr at 08:39
ASP.NET Web API Authorization with Postman
I have created an and applied Authorize attribute to the API controller. Now, I want to test it using Postman but I am getting Authorization error. Controller code is: ``` [Authorize] [HttpPost] publ...
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- 25 Aug at 09:56
How to generate JWT Token with IdentityModel Extensions for .NET 5
I am using [IdentityModel Extensions for .NET](https://github.com/AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet) version 4 to generate JWT token with and as below and it works p...
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- 20 Jun at 09:12
How to print in UWP app?
I am trying to print out something from my UWP app. Basically I've used a WebViewBrush to draw some data on to some `FrameworkElement`'s (Windows.UI.Xaml.Shapes.Rectangle) - and I want to print one of...
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- 22 Aug at 08:31
modify existing where condition in sql expression
Given this Sql Expression as an parameter: (assume there's no way to modify how this input parameter is generated) ``` Db.From<Contact>().Where(C => C.Email != null).Or(C => C.Reference != null); ``...
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- 22 Aug at 09:0