Value cannot be null. Parameter name: name

add web reference ile web service eklenirken, veya web service çalıştırılırken, dbml'in güncel olmaması nedeniyle bulunamayan nesneler (stored procedure vb.) bu hataya neden olabiliyor.

indexed view with schemabinding

ALTER VIEW [dbo].[Vw_View1] WITH SCHEMABINDING AS
SELECT ...
FROM ...

CREATE UNIQUE CLUSTERED INDEX [IX_Index1] ON [dbo].[Vw_View1]
(
[Column1] ASC
)
GO

related errors:
Cannot create index on view  because the view is not schema bound.

http://www.mssqltips.com/tip.asp?tip=1610

checkboxlist prerender

protected void cblDilekceTipi_PreRender(object sender, EventArgs e)
{
foreach (ListItem item in cblDilekceTipi.Items)
{
item.Text = item.Text.Replace(" Dilekçesi", "");
}
}

ie6 background image

{ background: transparent url('../img/external.gif') no-repeat; padding-left: 10px; height: 20px; float: left; position: relative; filter: alpha(opacity=40); opacity: .40; }

the critical points are bold.