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2
How do I enable CORS in C# web-api 2?

I have read and implemented "Token based authentication in C# using Web API" in my web-api project, now, I would like to enable CORS in my web-api so anyone can access api from different domain also. How can enable CORS in web-api?

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2
How to ignore files while committing code on GitHub using Visual Studio?

Hello, I am using Visual Studio and I was constantly adding "/bin/projectname.dll" files on GitHub until now, but now I want to ignore these .dll files. So How can I ignore these build files and push only files like .cs, .html,.js ,.css etc to GitHub Repository.

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2
How to auto hide bootstrap date-picker after selecting date?

I am using Bootstrap datepicker in my web-application, but once I have selected date, date-picker is not hiding, how can I auto-hide date-picker once date is selected? Here is the date-picker Javascript code, which I am  using

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2
Console error "Syntax error Unexpected token 'export' popper.min.js"

I am using below scripts in my page and have included popper.min.js using CDN but getting an error, "Syntax error Unexpected token 'export' popper.min.js"

    <script src="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.5/js/select2.full.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.15.0/popper.min.js"></script>

Here is the error image, take a look

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1
How to pass Model to Partial View in ASP.NET MVC?

I have created Bootstrap tabs inside ASP.NET MVC razor view and calling Partial View from inside bootstrap, but I would like to know how can I pass Model to partial view while rendering it?

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2
How to add / remove class in jQuery dynamically on click?

I am trying to create a list of anchor tags, and want to add or remove CSS class on a button click, Suppose this is my sample code

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1
How do I create object for IQueryable in C#?

I am trying to create and Instantiate IQueryable<T> object in my C# MVC project, but I am not able to create it, I would like to use it instead of List<T> = new List<T>, so how can I do it? I am trying this

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1
How to check if File exists in C#? (Inside folder)

I am trying to download a file from a url, and there are many files, but I don't want to download files that already exists in my drive. So I want to implement to check if file already exists in a folder using C#?

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2
How to check the total number of object stored in S3 bucket in AWS?

I am searching my s3 bucket and I would like to know how can I check total number of objects (files) I have uploaded inside particular S3 Bucket on amazon web server? I am looking for easy solution here.

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3
How to check if string is number (IsNumeric) in C#?

I have a string "123" and another string "Test", now I want to identify from which you these string conatins number, so How can i check if string is a number or not in C#, is there any method in C# or we need to create custom method for it?

Example :

"11" = true

"Hello"= false

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