version 1.1, 2003/08/29 21:08:40
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version 1.3, 2004/09/14 22:24:56
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\label{Spreadsheet_Completely_Recalc} |
\label{Spreadsheet_Calculation} |
The total number of sheets in course can be tremendous, since it is |
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The total number of spreadsheets in course can be tremendous, since it is |
the number of students times the number of assessments. LON-CAPA |
the number of students times the number of assessments. LON-CAPA |
caches these sheets and only selectively invalidates those cache |
caches these sheets and only selectively invalidates those cache |
copies if potentially relevant data changes. \textbf{Completely |
copies if potentially relevant data changes. |
Recalc} forces LON-CAPA to invalidate all cache copies. |
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\index{Completely Recalc} |
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For instance, this is necessary to get the most up-to-date |
The automatic spreadsheet devalidation catches student |
calculations if the sheet itself contains direct access to the system |
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clock (making it ``out-of-date'' the moment it is calculated), or if |
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an assessment is edited in a way that would retroactively change |
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grading. The automatic spreadsheet devalidation catches student |
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submissions, \textbf{PAR}a\textbf{M}eter changes, and spreadsheet |
submissions, \textbf{PAR}a\textbf{M}eter changes, and spreadsheet |
changes, but not re-publication of a problem resource. \label{Spreadsheet_Max_Depth_Exceeded} |
changes, but not re-publication of a problem resource. |
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\textbf{Spreadsheet\_Max\_Depth\_Exceeded} |
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The ``Maximum Calculation Depth Exceeded''\index{Maximum Calculation |
The ``Maximum Calculation Depth Exceeded''\index{Maximum Calculation |
Depth Exceeded error} error can occur when you reference other cells in |
Depth Exceeded error} error can occur when you reference other cells in |
calculations. For example, if you have: |
calculations. For example, if you have: |