15291 0
How to read JSON data in C# (Example using Console app & ASP.NET MVC)?
In this article, I will provide you simple way to read JSON data in C# using ASP.NET MVC and Console application code sample & example to read dynamic JSON in C#.
Type
Article
13126 1
Connect to SQL Server in C# (example using Console application)
In this article, I will provide working console application example in C# to connect to SQL server database and explain about connection string C# with various connection strings sample.
Type
Article
12872 3
How to remove or replace all special characters from a string in C#?

I want to send an XML data to server, and to make the XML valid i have to remove all the special characters(@,#,%..) etc from the string of address and send it to server , as it accpets XML data without it, otherwise it throws error

So how can remove special characters from string using C# in ASP.NET?

Suppose my String has

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Type
Question
8794 2
How do i format or beautify code in Visual Studio code?

I have just started using Visual Studio code, but i am not able to format code in it, I have tried ctrl k+ Ctrl d but it doesn't work, any helpful link for it?

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Type
Question
8674 3
The type initializer for 'System.Data.Entity.Migrations.DbMigrationsConfiguration`1' threw an exception

I am trying to Enable migration in Code first using Nuget package manager console command

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Type
Question


6715 0
Reduce image file size using ASP.NET MVC & C# (Without losing image quality)
This article will help you to reduce your image (jpg or jpeg) file size without losing image quality in asp.net MVC C#.
Type
Article
6672 0
Encrypt password & decrypt it (C# Console application example)
In this article, I am going to provide code in C# to encrypt password and decrypt it using AES in Console application example & also shows MD5 password hashing example.
Type
Article
6540 1
Read excel file in C# (.XLSX or .XLS using OLEDB / EPPlus)
In this article, I am going to provide you code with explanation in C# to read excel file (xls) using OLEDB and using EPPlus in Console application.
Type
Article
6516 2
Unable to update the EntitySet because it has a DefiningQuery and no InsertFunction element exists in the ModificationFunctionMapping element to support the current operation

I am trying to enter a new value in my database table row using Entity Framework in my asp.net MVC application, but getting this error

Unable to update the EntitySet because it has a DefiningQuery and no <InsertFunction> element exists in the <ModificationFunctionMapping> element to support the current operation.

How can I solve it, any suggestions or help? thanks

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Type
Question
6400 2
"Invalid URI: The format of the URI could not be determined" Error in C#

I am trying to run the below code in my asp.net MVC web-application, to get the URL of first image(<img>) in the HTML string, using the code below

       public static List<Uri> FetchLinksFromSource(string htmlSource)
        {
            List<Uri> links = new List<Uri>();
            string regexImgSrc = @"<img[^>]*?src\s*=\s*[""']?([^'"" >]+?)[ '""][^>]*?>";
            MatchCollection matchesImgSrc = Regex.Matches(htmlSource, regexImgSrc, RegexOptions.IgnoreCase | RegexOptions.Singleline);
            foreach (Match m in matchesImgSrc)
            {
                string href = m.Groups[1].Value;
                links.Add(new Uri(href)); //getting error here
            }
            return links;
        }

but I am getting this error "Invalid URI: The format of the URI could not be determined" when I run this code, here is the image of the error

...

Type
Question

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