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Questions on gathering, grouping or clustering data based on certain criteria. This is to be used with primary tags such as list-manipulation, string-manipulation or similar tags, with the primary tag indicating the specific use case.
19
votes
4
answers
785
views
Partition on sublists beginning with a certain marker elements
Say I have the list
{{a}, {0, 2, 5}, {5, 4, 1}, {a}, {1, 1, 0}, {1, 4, 2},
{3, 3, 0}, {a}, {3, 2, 0}, {1, 4, 1}}
I would like to make sublists of everything beginning with the {a} element till th …