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Annotation of loncom/html/adm/help/tex/Spreadsheet_Completely_Recalc.tex, revision 1.2

1.2     ! bowersj2    1: \label{Spreadsheet_Completely_Recalc}
1.1       bowersj2    2: The total number of sheets in course can be tremendous, since it is
                      3: the number of students times the number of assessments. LON-CAPA
                      4: caches these sheets and only selectively invalidates those cache
                      5: copies if potentially relevant data changes. \textbf{Completely
                      6: Recalc} forces LON-CAPA to invalidate all cache copies.
                      7: 
                      8: For instance, this is necessary to get the most up-to-date
                      9: calculations if the sheet itself contains direct access to the system
                     10: clock (making it ``out-of-date'' the moment it is calculated), or if
                     11: an assessment is edited in a way that would retroactively change
                     12: grading. The automatic spreadsheet invalidation catches student
                     13: submissions, \textbf{PAR}a\textbf{M}eter changes, and spreadsheet
                     14: changes, but not re-publication of a problem resource.