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R.utils (version 1.6.2)
Various programming utilities
Description
This package provides utility classes and methods useful when programming in R and developing R packages.
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Install
install.packages('R.utils')
Monthly Downloads
208,068
Version
1.6.2
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
February 15th, 2011
Functions in R.utils (1.6.2)
Search functions
Sys.setenv
Sys.setenv
getOption.Options
Gets an option
attachLocally.list
Assigns an objects elements locally
Verbose
Class to writing verbose messages to a connection or file
asInt.Java
Converts an numeric to a Java integer
getRegularExpression.Arguments
Gets a valid regular expression pattern
enter.Verbose
Writes a message and indents the following output
getHostname.System
Retrieves the computer name of the current host
Non-documented objects
Non-documented objects
devSetLabel
Sets the label of a device
copyFile
Copies a file safely
compile.SmartComments
Preprocess a vector of code lines
getUsername.System
Retrieves the name of the user running R
devList
Lists the indices of the open devices named by their labels
as.double.Verbose
Gets a numeric value of this object
getThreshold.Verbose
Gets current verbose threshold
getVerbose.Arguments
Coerces to Verbose object
exit.Verbose
Writes a message and unindents the following output
NullVerbose
A Verbose class ignoring everything
getAbsolutePath
Gets the absolute pathname string
LComments
The LComments class
isFile
Checks if the file specification is a file
dataFrame
Allocates a data frame with given column classes
commandArgs
Extract Command Line Arguments
Arguments
Static class to validate and process arguments
findSettings.Settings
Searches for the settings file in one or several directories
devOff
Closes a device
GString
Character string with advanced substitutions
asShort.Java
Converts a numeric to a Java short
colClasses
Creates a vector of column classes used for tabular reading
flush.TextStatusBar
Flushes the output
Settings
Class for applicational settings
ProgressBar
Provides text based counting progress bar
as.character.ProgressBar
Gets a string description of the progress bar
getBuiltinUsername.GString
Gets the username of the user running R
isPackageLoaded
Checks if a package is loaded or not
currentTimeMillis.System
Get the current time in milliseconds
as.logical.Verbose
Gets a logical value of this object
TextStatusBar
A status bar at the R prompt that can be updated
as.list.Options
Gets a list representation of the options
evalWithTimeout
Evaluate an R expression and interrupts it if it takes too long
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
getBuiltinDatetime.GString
Gets the current date and time
on.Verbose
Turn on the output
Options
The Options class
evaluate.Verbose
Evaluates a function and prints its results if above threshold
doCall
Executes a function call with option to ignore unused arguments
header.Verbose
Writes a header
bunzip2
Bunzip a file
removeDirectory
Removes a directory
createLink
Creates a link to a file or a directory
System
Static class to query information about the system
getReadablePathnames.Arguments
Gets a readable pathname
getParent
Gets the string of the parent specified by this pathname
as.character.GString
Gets the processed character string
onSessionExit
Registers a function to be called when the R session finishes
arrayIndex
Converts vector indices to array indices
devIsOpen
Checks if a device is open or not
VComments
The VComments class
callHooks.function
Call hook functions
getVariableValue.GString
Gets a variable value given a name and attributes
ruler.Verbose
Writes a ruler
countLines
Counts the number of lines in a text file
getBuiltinRversion.GString
Gets the current R version
getIntegers.Arguments
Coerces to a integer vector and validates
getLeaves.Options
Gets all (non-list) options in a flat list
as.character.Options
Returns a character string version of this object
devDone
Closes an on-screen (interactive) device
getEnvironment.Arguments
Gets an existing environment
isAbsolutePath
Checks if this pathname is absolute
png2
A PNG device for Bitmap Files via GhostScript
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
isUrl
Checks if one or several pathnames is URLs
isOn.NullVerbose
Checks if the output is on
remove.FileProgressBar
Removes the progress file for a file progress bar
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
getBuiltinDate.GString
Gets the current date
getLogicals.Arguments
Coerces to a logical vector and validates
loadObject
Method to load object from a file or a connection
readTable
Reads a file in table format
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
names.Options
Gets the full pathname of all (non-list) options
getBuiltinRhome.GString
Gets the path where R is installed
isMatrix.Assert
Static method asserting thatan object is a matrix
setTimestampFormat.Verbose
Sets the default timestamp format
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
off.Verbose
Turn off the output
reset.VComments
Resets a VComments compiler
getBuiltinHostname.GString
Gets the hostname of the system running R
whichVector.logical
Identifies TRUE elements in a logical vector
popMessage.TextStatusBar
Adds a message above the status bar
gzip
Gzip/Gunzip a file
lastModified
Gets the time when the file was last modified
update.TextStatusBar
Updates the status bar (visually)
resetWarnings
Resets recorded warnings
setMaxValue.ProgressBar
Sets maximum value
jpeg2
A JPEG device for Bitmap Files via GhostScript
validate.VComments
Validates the compiled lines
mapToIntervals.numeric
Maps values to intervals
isDone.ProgressBar
Checks if progress bar is completed
update.FileProgressBar
Updates file progress bar
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
nbrOfOptions.Options
Gets the number of options set
toCamelCase
Converts a string of words into a merged camel-cased word
pushState.Verbose
Pushes the current indentation state of the Verbose object
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
resample
Sample values from a set of elements
copyDirectory
Copies a directory
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
saveObject
Saves an object to a file or a connection
isDirectory
Checks if the file specification is a directory
newline.TextStatusBar
Writes a newline
openBrowser.System
Opens an HTML document using the OS default HTML browser
eps
EPS graphics device
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
setDefaultLevel.Verbose
Sets the current default verbose level
getBarString.ProgressBar
Gets the progress bar string to be displayed
str.Verbose
Prints the structure of an object if above threshold
isVector.Assert
Static method asserting thatan object is a vector
reset.SmartComments
Resets a SmartComments compiler
getNumerics.Arguments
Coerces to a numeric vector and validates
saveAnywhere.Settings
Saves settings to file
sourceDirectory
Sources files recursively to either local or global environment
promptAndSave.Settings
Prompt user to save modified settings
isOn.Verbose
Checks if the output is on
insert
Insert values to a vector at certain positions
convertComment.SmartComments
Converts a single smart comment to R code
SmartComments
Abstract class SmartComments
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
writeRaw.NullVerbose
All output methods
timestamp.Verbose
Writes a timestamp
more.Verbose
Creates a cloned instance with a lower threshold
asLong.Java
Converts a numeric to a Java long
mergeIntervals.numeric
Merges intervals
printf
C-style formatted output
warnings.Verbose
Outputs any warnings recorded
summary.Verbose
Generates a summary of an object if above threshold
newline.Verbose
Writes one or several empty lines
convertComment.VComments
Converts a verbose comment to R code
findGhostscript.System
Searches for the ghostview binary on the current system
writeRaw.MultiVerbose
Writes to each of the Verbose objects
setStepLength.ProgressBar
Sets default step length
parse.SmartComments
Parses one single smart comment
getWritablePathname.Arguments
Gets a writable pathname
str.Options
Prints the structure of the options
getCharacters.Arguments
Coerces to a character vector and validates
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
reset.ProgressBar
Reset progress bar
equals.Verbose
Checks if this object is equal to another
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
fileAccess
Checks the permission of a file or a directory
hasOption.Options
Checks if an option exists
setProgress.ProgressBar
Sets current progress
getDoubles.Arguments
Coerces to a double vector and validates
getVector.Arguments
Validates a vector
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
getLabel.TextStatusBar
Gets the current value of a label
print.Verbose
Prints objects if above threshold
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
getBuiltinOs.GString
Gets the operating system of the running machine
Java
Static class for Java related methods
update.ProgressBar
Updates progress bar
isZero
Checks if a value is (close to) zero or not
readInt.Java
Reads a Java formatted int (32 bits) from a connection
timestampOn.Verbose
Turns automatic timestamping on and off
isPackageInstalled
Checks if a package is installed or not
mkdirs
Creates a directory including any necessary but nonexistent parent directories
splitByPattern
Splits a single character string by pattern
print.GString
Prints the processed GString
lapply.MultiVerbose
Applies a function to each of the Verbose objects
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
touchFile
Updates the timestamp of a file
isModified.Settings
Checks if settings has been modified compared to whats on file
readShort.Java
Reads a Java formatted short (16 bits) from a connection
readBinFragments
Reads binary data from disjoint sections of a connection or a file
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
readRdHelp
Reads one or more Rd help files in a certain format
isVisible.Verbose
Checks if a certain verbose level will be shown or not
validate.SmartComments
Validates the compiled lines
setValue.ProgressBar
Sets current value
FileProgressBar
A progress bar that sets the size of a file accordingly
toUrl
Converts a pathname into a URL
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
asByte.Java
Converts a numeric to a Java byte
seqToIntervals
Gets all contigous intervals of a vector of indices
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
getMessage.TimeoutException
Gets the message of the exception
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
getRaw.GString
Gets the unprocessed GString
increase.ProgressBar
Increases (steps) progress bar
check.Assert
Static method asserting that a generic condition is true
devNew
Opens a new device
devSet
Activates a device
equals.Options
Checks if this object is equal to another Options object
displayCode
Displays the contents of a text file with line numbers and more
intToBin
Converts an integer to a binary/octal/hexadecimal number
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
loadToEnv
Method to load objects to a new environment
parse.GString
Parses a GString
stext
Writes text in the margin along the sides of a plot
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
less.Verbose
Creates a cloned instance with a higher threshold
setTicks.ProgressBar
Sets values for which ticks should be visible
setOption.Options
Sets an option
as.character.Verbose
Returns a character string version of this object
patchCode
Patches installed and loaded packages and more
sourceTo
Parses and evaluates code from a file or a connection
getBuiltinTime.GString
Gets the current time
devEval
Opens a new device, evaluate (graphing) code, and closes device
detachPackage
Detaches a packages by name
Assert
The Assert class
TimeoutException
TimeoutException represents timeout errors
cat.Verbose
Concatenates and prints objects if above threshold
finalizeSession
Function to call for finalizing the R session
getIndices.Arguments
Coerces to a integer vector and validates
getReadablePathname.Arguments
Gets a readable pathname
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
inherits.Assert
Static method asserting that an object inherits from of a certain class
loadAnywhere.Settings
Loads settings from file
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
setThreshold.Verbose
Sets verbose threshold
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
capture.Verbose
Captures output of a function
getBuiltinPid.GString
Gets the process id of the current R session
getTimestampFormat.Verbose
Gets the default timestamp format
isScalar.Assert
Static method asserting thatan object is a single value
isOpen.character
Checks if there is an open connection to a file
printf.Verbose
Formats and prints object if above threshold
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
subplots
Creates a grid of subplots
writeRaw.Verbose
Writes objects if above threshold
getRelativePath
Gets the relative pathname relative to a directory
R.utils-package
Package R.utils
MultiVerbose
A Verbose class ignoring everything
capitalize
Capitalizes/decapitalizes each character string in a vector
devGetLabel
Gets the label of a device
downloadFile.character
Downloads a file
callHooks
Call hook functions by hook name
findGraphicsDevice.System
Searches for a working PNG device
listDirectory
Gets the file names in the directory
moveInSearchPath
Moves a environment in the search path to another position
readTableIndex
Reads a single column from file in table format
relibrary
Reloads a package
setLabels.TextStatusBar
Sets new values of given labels
setLabel.TextStatusBar
Sets the value of a label
writeShort.Java
Writes a short (16 bits) to a connection in Java format