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Tag: r total 463 results.
7531
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1years ago
How should I deal with "package 'xxx' is not available (for R version x.y.z)" warning?
1202
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1years ago
Sort (order) data frame rows by multiple columns
1786
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1years ago
Mean per group in a data.frame [duplicate]
6980
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1years ago
Order Bars in ggplot2 bar graph
9045
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1years ago
How to convert a factor to integer\numeric without loss of information?
7889
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1years ago
Collapse / concatenate / aggregate a column to a single comma separated string within each group
8161
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1years ago
Grouping functions (tapply, by, aggregate) and the *apply family
7234
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1years ago
Dynamically select data frame columns using $ and a character value
7295
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1years ago
Quickly reading very large tables as dataframes
2169
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1years ago
Remove rows with all or some NAs (missing values) in data.frame
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