Web.config File Transformation #1

<customErrors mode="Off" defaultRedirect="~/GenericErrorPage.aspx">
  <error statusCode="404" redirect="~/GenericErrorPage.aspx" />
</customErrors>

<customErrors mode="RemoteOnly" xdt:Transform="Replace" defaultRedirect="~/GenericErrorPage.aspx">
  <error statusCode="404" redirect="~/GenericErrorPage.aspx" />
</customErrors>

<connectionStrings>
      <add name="TestContext" 
        connectionString="Data Source=Server1;Password=****;User ID=sa; Initial Catalog=Test;Integrated Security=True" 
        xdt:Transform="SetAttributes" xdt:Locator="Match(name)"/>
    </connectionStrings>