Description |
Various R programming tools for data manipulation, including:
- medical unit conversions,
- combining objects,
- character vector operations,
- factor manipulation,
- obtaining information about R objects,
- manipulating MS-Excel formatted files,
- generating fixed-width format files,
- extricating components of date & time objects,
- operations on columns of data frames,
- matrix operations,
- operations on vectors,
- operations on data frames,
- value of last evaluated expression, and
- wrapper for sample that ensures consistent behavior for both scalar and
vector arguments.
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