Flutter Network Image does not fit in Circular Avatar

I am trying to retrieve bunch of images from an api. I want the images to be displayed in Circular form so I am using `CircleAvatar` Widget, but I keep getting images in square format. Here is a scre...

28 Nov at 06:33

JavaScript fetch - Failed to execute 'json' on 'Response': body stream is locked

When the request status is greater than 400(I have tried 400, 423, 429 states), fetch cannot read the returned json content. The following error is displayed in the browser console > Uncaught (in pro...

13 May at 04:47

Mocking CloudStorageAccount and CloudTable for Azure table storage

So I am trying to test Azure Table Storage and mock things that I depend on. My class is structured in a way that I establish a connection in the constructor, i.e. I create a new instance of `CloudSto...

Call async method on UI thread

I'm trying to create WPF client with authentication. I'm using their `OidcClient` to get logged in. It's whole async while my app is sync and can't be refactored without huge effort. Calling ``` var...

27 Nov at 21:8

Invalid value for the configfile paramter of the generationapplication manifest task

I have an issue when i want to publish a project i receive the error message "obj\debug\project.exe.config;obj\Debug\project.exe.config"is an invalid value for the "ConfigFile" parameter of the "Ge...

27 Nov at 17:6

Entity Framework Core Auto Generated guid

Can some One guide me I want `primeryKey` of a table as `guid` having db generated value on insert. ``` [Key] [DatabaseGenerated(DatabaseGeneratedOption.Identity)] public Guid Id { get; set; } ``` bu...

Why does a property inherited from an interface become virtual?

Say I have one interface and two classes, and one of the classes implement this interface: ``` interface IAAA { int F1 { get; set; } } class AAA1 { public int F1 { get; set; } public int...

27 Nov at 13:48

Create text file and download without saving on server in ASP.net Core MVC 2.1

I've found a way to create a text file then instantly download it in the browser without writing it to the server in regular ASP.net: [Create text file and download](https://stackoverflow.com/questio...

ASP.NET Core 2.1 cookie authentication appears to have server affinity

I'm developing an application in ASP.NET Core 2.1, and running it on a Kubernetes cluster. I've implemented authentication using OpenIDConnect, using Auth0 as my provider. This all works fine. Action...

Numpy, multiply array with scalar

Is it possible to use ufuncs [https://docs.scipy.org/doc/numpy/reference/ufuncs.html](https://docs.scipy.org/doc/numpy/reference/ufuncs.html) In order to map function to array (1D and / or 2D) and sca...

26 Nov at 16:25

MissingMethodException Global.asax.cs

Because of this blog-post: [https://www.radenkozec.com/8-ways-improve-asp-net-web-api-performance/](https://www.radenkozec.com/8-ways-improve-asp-net-web-api-performance/) I´ve tried to replace JSON.n...

ASP.NET Core Api-Gateway middleware

I am new to API gateways and have a question of understanding. I try too put a series of (micro)services behind an endpoint. For this purpose, I have set up an ASP.NET Core Application and added the ...

MySQL Workbench reports "is not valid at this position for this server version" error

For the following SQL query: ``` SELECT COUNT (distinct first_name) from actor; ``` I receive the following error message: ``` "SELECT" is not valid at this position for this server version, expec...

26 Nov at 03:13

Difference between DbSet<T> property and Set<T>() function in EF Core?

Given this kind of context: ``` public class FooContext : DbContext { public FooContext(DbContextOptions<FooContext> opts) : base(opts) { } public DbSet<Bar> Bars { get; set; } } ``` ...

25 Nov at 16:26

.NET Core equivalent to Thread.Abort

## Background I have a `Service` abstraction. Each service has it own `WorkItem`. WorkItem able to start with some data. The service is limiting the excution time of `WorkItem`. Let's say that a si...

How to use componentWillMount() in React Hooks?

In the official docs of React it mentions - > If you’re familiar with React class lifecycle methods, you can think of useEffect Hook as componentDidMount, componentDidUpdate, and componentWillU...

25 Nov at 04:13

Why is 2 * (i * i) faster than 2 * i * i in Java?

The following Java program takes on average between 0.50 secs and 0.55 secs to run: ``` public static void main(String[] args) { long startTime = System.nanoTime(); int n = 0; for (int i =...

SqlExpression Creating Upper SQL Query

I have the following code: ``` SqlExpression<Postcodes> sqlExpression = db.From<Postcodes>() .Where(x => x.CityId.StartsWith(searchString)) .OrderBy(x => x.Cit...

23 Nov at 11:48

Joining same table multiple times in ServiceStack.OrmLite

When joining a table to itself, the sql statment generated does not reference the tables correctly. It's working when the "main" table is different from the joining table [https://github.com/Service...

22 Nov at 22:54

Get a list of all NuGet packages used in a solution

I'm looking for a way to get a list of all used NuGet packages in every project in a solution (and specifically the version) using command-line script and not manually in Visual Studio. Using the Pac...

28 Nov at 12:57

Nuget restore fails on Azure Devops with message "unable to load the service index for source"

I have a build for a .NET solution that is running in a private agent. The solution contains both .NET Core 2.1 and .NET Standard 2.0 projects. Some of the nuget packages installed are the following...

response: 413 Request Entity Too Large

When POSTing a request which can contain one or more files (as base64 string) I get this error response: > ERROR 2018-11-22 09:54:18,244 [13 ] Mvc.ExceptionHandling.AbpExceptionFilter - The remote ...

Textfield validation in Flutter

I am working on Flutter `TextField` widget. I want to show an error message below the `TextField` widget if the user does not fill that `TextField`. I only have to use `TextField` Widget not `TextForm...

29 Aug at 14:0

services.Configure<>() or services.AddSingleton().Get()?

As known there are two ways to get option classes in ASP.NET Core 2: 1. Using services.Configure<>() like this: services.AddOption(); services.Configure<ApplicationOptions>(Configuration.GetSection(...

22 Nov at 13:13

Comparing two equal timestamps with '>' operator returns true

I am writing a query in OrmLite like: ``` var items = db.Select<CustomTable>(query => query .Where(record => record.UpdateTimestamp > lastUpdateTime) .OrderBy(...