Tip: Variable substitution in XML documents

http://www-128.ibm.com/developerworks/xml/library/x-tipentref.html

XML was originally created simply to allow for documents to be authored (marked up) in a
variety of formats. Because XML is primarily a language for representing static data, the
idea of variables, value substitution, and other dynamic data representations were not
considered (at least, not much!). As a result, XML documents often end up with redundant
data, inconsistent data, and a variety of other problems that result from purely static
data formats.

ORACLE notes

check indexes

  select * from all_ind_columns
  select * from all_indexes

Top 10 Windows 2000 Registry Tweaks

10. Delete roaming profiles. When a user who has a roaming profile logs off
a workstation, a copy of the roaming profile remains, consuming space on
the local hard disk. To delete cached profiles at logoff, go to the
HKEY_LOCAL_MACHINE \SOFTWARE \Microsoft \Windows NT\CurrentVersion\Winlogon
subkey and set the DeleteRoamingCache value to 1.