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New posts in dplyr
Creating a new column which is a vector of other columns
Dec 16, 2022
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apply
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How to randomly split data into three equal sizes?
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How to summarize the top 3 highest values in a dataset when there are ties
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Group-specific calculations involving both row-specific and whole-group elements
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show unique values for each column
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dplyr `case_when()` trouble with NA
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How to automate recoding of many variables using mutate_at and nested ifelse statement?
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Why is mutate_at not creating a different name for new column when I pass it only one column in vars()?
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Use of cumsum() iterativley in one column
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Create a series of new columns with (d)plyr
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Add data frames row wise with [d]plyr
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Using group_by and mutate in dplyr package to create new factor variable by id variable
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COUNTIF equivalent in dplyr summarise
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dplyr mutate function to evaluate values within columns (current, previous, next) vertically
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R: Calculating cumulative number of unique entries
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Filter by combination of (row) pairs
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Remove groups that contain certain strings
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R dplyr: Write list output to dataframe
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How do I select all unique combinations of two columns in an R data frame?
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Divide each column sum by the sum of the matrix
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