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gdata (version 2.8.2)
Various R programming tools for data manipulation
Description
Various R programming tools for data manipulation
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Install
install.packages('gdata')
Monthly Downloads
44,813
Version
2.8.2
License
GPL-2
Maintainer
the of this package were written by Gregory R. Warnes
Last Published
June 6th, 2012
Functions in gdata (2.8.2)
Search functions
drop.levels
Drop unused factor levels
nobs
Compute the Number of Non-missing Observations
installXLSXsupport
Install perl modules needed for read.xls to support Excel 2007+ XLSX format
humanReadable
Print byte size in human readable format
cbindX
Column-bind objects with different number of rows
ll
Describe Objects or Elements
elem
Display Information about Elements in a Given Object
reorder.factor
Reorder the Levels of a Factor
upperTriangle
Extract or replace the upper/lower triangular portion of a matrix
unmatrix
Convert a matrix into a vector, with appropriate names
wideByFactor
Create multivariate data by a given factor
xlsFormats
Check which file formats are supported by read.xls
object.size
Report the Space Allocated for an Object
write.fwf
Write object in fixed width format
.runRUnitTestsGdata
Run RUnit tests for the gdata package
mapLevels
Mapping levels
env
Describe All Loaded Environments
interleave
Interleave Rows of Data Frames or Matrices
nPairs
Number of variable pairs
gdata-package
Various R programming tools for data manipulation
frameApply
Subset analysis on data frames
bindData
Bind two data frames into a multivariate data frame
resample
Consistent Random Samples and Permutations
unknownToNA
Change unknown values to NA and vice versa
trimSum
Trim a vector such that the last/first value represents the sum of trimmed values
combine
Combine R Objects With a Column Labeling the Source
aggregate.table
Create 2-Way Table of Summary Statistics
sheetCount
Count or list sheet names in Excel spreadsheet files.
read.xls
Read Excel files
getYear
Get date/time parts from date and time objects
ConvertMedUnits
Convert medical measurements between International Standard (SI) and US 'Conventional' Units.
is.what
Run Multiple is.* Tests on a Given Object
Args
Describe Function Arguments
trim
Remove leading and trailing spaces from character strings
MedUnits
Table of conversions between Intertional Standard (SI) and US 'Conventional' Units for common medical measurements.
keep
Remove All Objects, Except Those Specified
rename.vars
Remove or rename variables in a dataframe
matchcols
Select columns names matching certain critera