Archives / 2009 / March
  • Where are my content types?

    If one day, for no apparent reason, you notice that your default SharePoint content types have disappeared, you may have made the simple, unwitting mistake of reusing a GUID in a custom content type.  This can cause a very confused SP server to hide all of your out-of-the-box content types. 

  • Adding Time to DateTime Fields in SharePoint Lists

    Recently a fellow list member ran into a snag while trying to create a calculated field of the form [DateTimeField1 + TimeValue].  Ostensibly, his problem was the lack of seconds in the displayed value; in reality, however, the initial approach betrayed an all-too-common misunderstanding of the way date and time values are treated in SharePoint.