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How to get the index of an item in a list in a single step?
...) operation, where n is Count.
If the item is not found, it will return -1
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To find whether a column exists in data frame or not
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edited Apr 28 '12 at 15:09
answered Apr 23 '12 at 7:03
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You need to indicate the groupId, the artifactId and the version for your artifact:
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