Sharepoint :: Root Directory

C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\14\

Path Relative to Sharepoint Root Directory	Template File Types
/ISAPI	Web Services (.svc, .ashx, .asmx)
/Resources	Resource Files (.resx)
/TEMPLATE/ADMIN	Application pages exclusively used in CA
/TEMPLATE/CONTROLTEMPLATES	ASP.NET User Controls (.ascx)
/TEMPLATE/FEAUTURES	Feauture Definition (.xml)
/TEMPLATE/IMAGES	Images (.gif, .jpg & .png)
/TEMPLATE/LAYOUTS	Application Pages (.aspx)
/TEMPLATE/LAYOUTS/1033/STYLES	CSS Files (.css)
/TEMPLATE/LAYOUTS/ClientBin	Silverlight Components (.xap)
/TEMPLATE/SiteTemplates	Site Definition files (onet.xml)
/TEMPLATE/XML	Custom field type definition files (fdltype*.xml)

Sharepoint :: Enable Developer Dashboard

Console Application

using System;

using Microsoft.SharePoint;
using Microsoft.SharePoint.Administration;

namespace EnableDeveloperDashboard {
   class Program {
      static void Main() {
         SPDeveloperDashboardSettings settings =
SPDeveloperDashboardSettings.ContentService.DeveloperDashboardSettings;

         settings.DisplayLevel = SPDeveloperDashboardLevel.On;
         settings.TraceEnabled = True;
         settings.Update();
         }
      }
}

Sharepoint :: HelloWorld

Console Application
using System;
using Microsoft.SharePoint;


namespace HelloWorldSharePoint {
   class Program {
      static void Main() {
         const string siteUrl = "http://intranet.meusite.com";
         using (SPSite siteCollection = new SPSite(siteUrl)) {
                  SPWeb site = siteCollection.RootWeb;
                  foreach (SPList list in site.Lists) {
                           if (!list.Hidden) {
                                    Console.WriteLine (list.Title); 
                                             }
                                    }         
                           }
                  }         
         }
}