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New posts in plyr
Longest consecutive count of the same value per group
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How to Vectorize this R code Using Plyr, Apply, or Similar?
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continuous subgroups with ddply
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Turning a data.frame into a single row
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Beginner tips on using plyr to calculate year-over-year change across groups
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R: using ddply with a function
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R: using ddply to apply functions to subsets of data
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Creating a column to enumerate a set of events
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How to rewrite a "sapply" command to increase performance?
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R: remove columns based on two column's similarity check
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Analog of 'ave' in plyr?
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Iterating in R to spell check a vector of words
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ddply summarise string operation
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how to operate with a subset of an R dataframe in long format?
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R: Roll up column values containing NA's by sum while grouping by ID's
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R resetting a cumsum to zero at the start of each year
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User supplied arguments for ordering a data.frame using arrange
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Replacement of plyr::cbind.fill in dplyr?
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Aggregation and percentage calculation by groups
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