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Dear,
ASP.NET Web application hosting is not a complex process. First of all, register the domain & confirm the hosting framework 2.0/3.5 with or without MS-SQL support.
Now, copy all files, folders, subfolders of your local project (web application) into public folder of your site...
Read and Update Excel document from using COM and NET.
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using System.Collections;
using Microsoft.Office.Interop.Excel;
using System;
using System.Reflection;
class Sample
{
static void Main()
{
string file = @"c:\csnet\jap\ex1\sample1.xlsx"...