Log exception to file in c# .net core application explained

In production environment when any bug gets reported at that time as developer wants to get the exception details of bug to resolve the issue on high priority.
In some case there might be situation where exception is not logged in table but developer wants to check the bug immediately. for that purpose we need to write the
exception details including stack trace of bug in file. To implement this easily i am going to demonstrate the implementation of custom logging in file as below.

First we need to construct the exception and logger method in custom logger class as shown below.

public class CustomLogger { public static List<string> ConstructExceptionDetails(Exception ex,string FunctionName) { return new List<string>() { $"{DateTime.Now} - {FunctionName}", $"Exception: {ex.Message}", $"StackTrace: {ex.StackTrace}", $"InnerException: {ex.InnerException?.…

Get LINQ to SQL results into a DataTable in asp.net

Linq to sql is a microsofts powerful tool to develop critical application faster.In Linq to sql the query result is in Generic list of generic  ienumerable type.

 If you want result set in DataTable you need to convert this generic list result into datatable. To convert LINQ to SQL results into a DataTable use following Code

 DataClassesDataContext dc=new DataClassesDataContext();
        var results = dc.products.ToList();

        DataTable dt = new DataTable();
        List<product> lst = results;
        PropertyInfo[] props= typeof(product).GetProperties();
        foreach (var prop in props)
        foreach (var item in lst)
            var rowa = new object[props.Length];

            for (int i = 0; i < props.Length; i++) 
                rowa[i] = props[i].GetValue(item, null);


        GridView1.DataSource = dt;


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