MongoError: connect ECONNREFUSED 127.0.0.1:27017

I'm using NodeJS wih MongoDB using mongodb package. When I run mongod command it works fine and gives "waiting for connection on port 27017". So, mongod seems to be working. But MongoClient does not w...

11 Apr at 07:54

How to solve 'Redirect has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header'?

I am working on an app using `Vue js`. According to my setting I need to pass to a variable to my URL when setting change. ``` <!-- language: lang-js --> $.get('http://172.16.1.157:8002/firstco...

26 Oct at 23:23

C# is not working in release build

Trying to debug a problem on a C# application, I stumbled upond this problem which is the cause of the app malfunctioning. Basically I have this code: ``` double scale = 1; double startScale = 1; .....

20 Dec at 12:47

Filter Serilog logs to different sinks depending on context source?

I have a .NET Core 2.0 application in which I successfully use Serilog for logging. Now, I would like to log some database performance statistics to a separate sink (they are not for debugging, which ...

How can I use async/await at the top level?

I have been going over `async`/`await` and after going over several articles, I decided to test things myself. However, I can't seem to wrap my head around why this does not work: ``` async function m...

How to downgrade Java from 9 to 8 on a MACOS. Eclipse is not running with Java 9

How to downgrade Java from 9 to 8 on a macOS Sierra 10.12.6(16G29) . I tried removing the Java plugin and installed Java 8, however the Java and javac version shows 9 in terminal, but In system prefer...

12 Mar at 03:23

HTTP Error 404.13 - asp.net core 2.0

> HTTP Error 404.13 - Not Found The request filtering module is configured to deny a request that exceeds the request content length.Verify the configuration/system.webServer/security/requestFilte...

How can I send a fax for a pdf from a Windows Service using FAXCOMEXLib?

I've seen this question asked before, but I have not seen any definite answers, and definitely not any answers that solve my problem. I created a windows service to send faxes (semi-automatically) usi...

2 Dec at 14:43

How can I check if a password reset token is expired?

I'm using ASP.NET Identity, and I have the basic Forgot Password/Reset Password functionality in place. When you fill out the form that you forgot your password, it creates a reset token using `_userM...

5 May at 16:51

Is it possible to inherit documentation from specific parameters?

I am trying to inherit the documentation of a method's parameter by using the `select` attribute, but it doesn't seem to work as expected. According to this article ( [http://tunnelvisionlabs.githu...

Restore Previous State of app on database migration failure (ClickOnce)

I want to restore previous version of C# application published using ClickOnce, if database migration fails because database wont be latest and it will not support latest version of application. I ...

6 Oct at 11:48

Using Singular Table Names with EF Core 2

I want my domain class name to match my db table name (no pluralisation). In EF Core 1.1, I used this code to do that: ``` public static void RemovePluralisingTableNameConvention(this ModelBuilder m...

In Xamarin.Forms Device.BeginInvokeOnMainThread() doesn’t show message box from notification callback *only* in Release config on physical device

I'm rewriting my existing (swift) iOS physical therapy app "On My Nerves" to Xamarin.Forms. It's a timer app to help people with nerve damage (like me!) do their desensitization exercises. You have th...

15 Oct at 06:13

Chart with multi-level labels on x-axis

I'm creating a VSTO add-in that among other things is supposed to create a line chart for some annual data. This data contains datapoints on a weekly basis. I would like the horizontal axis to be grou...

2 Oct at 00:10

MUI customize button color?

I am struggling to modify button colors in MUI next (v1). How would I set muitheme to behave similarity to bootstrap, so I could just use "btn-danger" for red, "btn-success" for green... ? I tried wit...

4 Nov at 08:8

How to move the debug pointer to change the execution flow in Visual Studio Code Debugger

I have used Visual Studio 2008 to 2017, all having this feature as shown below: [](https://i.stack.imgur.com/Fye6t.png) The () which can be used to manipulate executing line(or execution flow) while d...

Writing chrome extension in C#?

Today I started looking at the Chrome extensions the first time ever, I have a very silly questions, I am sure the answer is NO to this as per google search but I just wanted to make sure from the com...

How to have Visual Studio 2017 accept modifications to csproj file

I've developed a code generator for internal use where code assets (POCOs) are generated based off of C# interfaces. The code generation process programmatically adds/removes items to csproj file. T...

SendGrid SMTP integration issue

I am trying to integrate SendGrid in ASP.NET MVC application using SmtpClient and MailMessage methods on Azure. Code: ``` MailMessage message = new MailMessage(); message.IsBodyHtml = true; message....

29 Sep at 01:25

Is it possible to have multiple GETs that vary only by parameters in ASP.NET Core?

I want to build truly RESTful web service so don't want to leverage RPC-style, so have currently this: ``` [HttpGet] [ActionName(nameof(GetByParticipant))] public async Task<IActionResult> GetByPartic...

Can't create project on Netbeans 8.2

I have windows 10 OS, I just downloaded JDK 9, and Netbeans 8.2 version with All features. When I want to create (Java) project, it just can't do it. Doesn't give me an error or something, just this b...

28 Sep at 18:58

Dependency injection of multiple instances of same type in ASP.NET Core 2

In ASP.NET Core 2 Web Api, I want to use dependency injection to inject `httpClientA` instance of `HttpClient` to `ControllerA`, and an instance `httpClientB` of the `HttpClient` to `ControllerB`. Th...

MailKit From Address

Im using mailKit in asp mvc core to collect email from a IMAP mailbox. I return the message using the command ```csharp var message = inbox.GetMessage(uid) ``` This returns all the results...

2 May at 14:13

Stream output of command to ajax call with ServiceStack

I have a ServiceStack service that executes a long-running (like 10-20 seconds) program under the hood given an input file. On the client side, a file gets uploaded to the service and the file is then...

28 Sep at 16:5

Why can't I declare an implicitly typed array without an initializer?

Why do I have to write `int` after `new` when I am declaring the array `num` without an initializer? E.g. For another array, `num1,` I just declared it first and then gave it values, and I didn't type...

5 May at 16:52