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R.utils (version 1.3.3)
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
1.3.3
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
February 4th, 2010
Functions in R.utils (1.3.3)
Search functions
arrayIndex
Converts vector indices to array indices
asLong.Java
Converts a numeric to a Java long
commandArgs
Extract Command Line Arguments
as.logical.Verbose
Gets a logical value of this object
copyDirectory
Copies a directory
as.character.ProgressBar
Gets a string description of the progress bar
as.double.Verbose
Gets a numeric value of this object
R.utils-package
Package R.utils
Arguments
Static class to validate and process arguments
devSet
Activates a device
devList
Lists the indices of the open devices named by their labels
Assert
The Assert class
getBuiltinHostname.GString
Gets the hostname of the system running R
getBarString.ProgressBar
Gets the progress bar string to be displayed
asByte.Java
Converts a numeric to a Java byte
getDoubles.Arguments
Coerces to a double vector and validates
MultiVerbose
A Verbose class ignoring everything
enter.Verbose
Writes a message and indents the following output
getBuiltinRversion.GString
Gets the current R version
getEnvironment.Arguments
Gets an existing environment
System
Static class to query information about the system
as.character.Options
Returns a character string version of this object
compile.SmartComments
Preprocess a vector of code lines
getIndices.Arguments
Coerces to a integer vector and validates
colClasses
Creates a vector of column classes used for tabular reading
flush.TextStatusBar
Flushes the output
copyFile
Copies a file safely
TextStatusBar
A status bar at the R prompt that can be updated
getBuiltinTime.GString
Gets the current time
getBuiltinUsername.GString
Gets the username of the user running R
Verbose
Class to writing verbose messages to a connection or file
bunzip2
Bunzip a file
LComments
The LComments class
isMatrix.Assert
Static method asserting thatan object is a matrix
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
NullVerbose
A Verbose class ignoring everything
VComments
The VComments class
equals.Options
Checks if this object is equal to another Options object
findGhostscript.System
Searches for the ghostview binary on the current system
devIsOpen
Checks if a device is open or not
isModified.Settings
Checks if settings has been modified compared to whats on file
isUrl
Checks if one or several pathnames is URLs
capitalize
Capitalizes/decapitalizes each character string in a vector
as.list.Options
Gets a list representation of the options
getNumerics.Arguments
Coerces to a numeric vector and validates
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
getLeaves.Options
Gets all (non-list) options in a flat list
Options
The Options class
getWritablePathname.Arguments
Gets a writable pathname
isAbsolutePath
Checks if this pathname is absolute
capture.Verbose
Captures output of a function
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
displayCode
Displays the contents of a text file with line numbers and more
isPackageInstalled
Checks if a package is installed or not
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
ProgressBar
Provides text based counting progress bar
attachLocally.list
Assigns an objects elements locally
finalizeSession
Function to call for finalizing the R session
Java
Static class for Java related methods
Non-documented objects
Non-documented objects
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
parse.SmartComments
Parses one single smart comment
Settings
Class for applicational settings
callHooks.function
Call hook functions
getBuiltinRhome.GString
Gets the path where R is installed
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
getRegularExpression.Arguments
Gets a valid regular expression pattern
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
SmartComments
Abstract class SmartComments
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
convertComment.SmartComments
Converts a single smart comment to R code
mkdirs
Creates a directory including any necessary but nonexistent parent directories
isOn.NullVerbose
Checks if the output is on
getThreshold.Verbose
Gets current verbose threshold
check.Assert
Static method asserting that a generic condition is true
asInt.Java
Converts an numeric to a Java integer
jpeg2
A JPEG device for Bitmap Files via GhostScript
isDirectory
Checks if the file specification is a directory
findGraphicsDevice.System
Searches for a working PNG device
isPackageLoaded
Checks if a package is loaded or not
asShort.Java
Converts a numeric to a Java short
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
detachPackage
Detaches a packages by name
print.GString
Prints the processed GString
callHooks
Call hook functions by hook name
devOff
Closes a device
isOpen.character
Checks if there is an open connection to a file
doCall
Executes a function call with option to ignore unused arguments
loadAnywhere.Settings
Loads settings from file
header.Verbose
Writes a header
getAbsolutePath
Gets the absolute pathname string
off.Verbose
Turn off the output
listDirectory
Gets the file names in the directory
getLabel.TextStatusBar
Gets the current value of a label
openBrowser.System
Opens an HTML document using the OS default HTML browser
less.Verbose
Creates a cloned instance with a higher threshold
printf.Verbose
Formats and prints object if above threshold
getVariableValue.GString
Gets a variable value given a name and attributes
intToBin
Converts an integer to a binary/octal/hexadecimal number
mergeIntervals.numeric
Merges intervals
promptAndSave.Settings
Prompt user to save modified settings
more.Verbose
Creates a cloned instance with a lower threshold
getHostname.System
Retrieves the computer name of the current host
onSessionExit
Registers a function to be called when the R session finishes
getUsername.System
Retrieves the name of the user running R
getBuiltinOs.GString
Gets the operating system of the running machine
hasOption.Options
Checks if an option exists
patchCode
Patches installed and loaded packages and more
on.Verbose
Turn on the output
relibrary
Reloads a package
getVerbose.Arguments
Coerces to Verbose object
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
moveInSearchPath
Moves a environment in the search path to another position
lastModified
Gets the time when the file was last modified
getRelativePath
Gets the relative pathname relative to a directory
exit.Verbose
Writes a message and unindents the following output
reset.VComments
Resets a VComments compiler
isFile
Checks if the file specification is a file
ruler.Verbose
Writes a ruler
pushState.Verbose
Pushes the current indentation state of the Verbose object
png2
A PNG device for Bitmap Files via GhostScript
loadObject
Method to load object from a file or a connection
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
setDefaultLevel.Verbose
Sets the current default verbose level
mapToIntervals.numeric
Maps values to intervals
insert
Insert values to a vector at certain positions
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
nbrOfOptions.Options
Gets the number of options set
readShort.Java
Reads a Java formatted short (16 bits) from a connection
isDone.ProgressBar
Checks if progress bar is completed
resetWarnings
Resets recorded warnings
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
subplots
Creates a grid of subplots
readTableIndex
Reads a single column from file in table format
remove.FileProgressBar
Removes the progress file for a file progress bar
getBuiltinDatetime.GString
Gets the current date and time
update.TextStatusBar
Updates the status bar (visually)
touchFile
Updates the timestamp of a file
popMessage.TextStatusBar
Adds a message above the status bar
getIntegers.Arguments
Coerces to a integer vector and validates
update.ProgressBar
Updates progress bar
setOption.Options
Sets an option
isOn.Verbose
Checks if the output is on
toUrl
Converts a pathname into a URL
summary.Verbose
Generates a summary of an object if above threshold
reset.SmartComments
Resets a SmartComments compiler
setMaxValue.ProgressBar
Sets maximum value
lapply.MultiVerbose
Applies a function to each of the Verbose objects
devNew
Opens a new device
getOption.Options
Gets an option
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
names.Options
Gets the full pathname of all (non-list) options
setLabels.TextStatusBar
Sets new values of given labels
readInt.Java
Reads a Java formatted int (32 bits) from a connection
timestamp.Verbose
Writes a timestamp
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
getParent
Gets the string of the parent specified by this pathname
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
getBuiltinPid.GString
Gets the process id of the current R session
equals.Verbose
Checks if this object is equal to another
setProgress.ProgressBar
Sets current progress
writeRaw.Verbose
Writes objects if above threshold
newline.TextStatusBar
Writes a newline
getTimestampFormat.Verbose
Gets the default timestamp format
gzip
Gzip/Gunzip a file
newline.Verbose
Writes one or several empty lines
isZero
Checks if a value is (close to) zero or not
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
saveObject
Saves an object to a file or a connection
validate.VComments
Validates the compiled lines
isVisible.Verbose
Checks if a certain verbose level will be shown or not
reset.ProgressBar
Reset progress bar
setTimestampFormat.Verbose
Sets the default timestamp format
str.Options
Prints the structure of the options
seqToIntervals
Gets all contigous intervals of a vector of indices
setLabel.TextStatusBar
Sets the value of a label
setTicks.ProgressBar
Sets values for which ticks should be visible
isVector.Assert
Static method asserting thatan object is a vector
getCharacters.Arguments
Coerces to a character vector and validates
timestampOn.Verbose
Turns automatic timestamping on and off
readBinFragments
Reads binary data from disjoint sections of a connection or a file
writeRaw.NullVerbose
All output methods
sourceDirectory
Sources files recursively to either local or global environment
setStepLength.ProgressBar
Sets default step length
validate.SmartComments
Validates the compiled lines
inherits.Assert
Static method asserting that an object inherits from of a certain class
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
setThreshold.Verbose
Sets verbose threshold
getVector.Arguments
Validates a vector
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
sourceTo
Parses and evaluates code from a file or a connection
increase.ProgressBar
Increases (steps) progress bar
getReadablePathnames.Arguments
Gets a readable pathname
splitByPattern
Splits a single character string by pattern
toCamelCase
Converts a string of words into a merged camel-cased word
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
setValue.ProgressBar
Sets current value
writeShort.Java
Writes a short (16 bits) to a connection in Java format
devDone
Closes an on-screen (interactive) device
loadToEnv
Method to load objects to a new environment
findSettings.Settings
Searches for the settings file in one or several directories
readTable
Reads a file in table format
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
removeDirectory
Removes a directory
warnings.Verbose
Outputs any warnings recorded
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
FileProgressBar
A progress bar that sets the size of a file accordingly
as.character.Verbose
Returns a character string version of this object
as.character.GString
Gets the processed character string
countLines
Counts the number of lines in a text file
currentTimeMillis.System
Get the current time in milliseconds
devGetLabel
Gets the label of a device
cat.Verbose
Concatenates and prints objects if above threshold
convertComment.VComments
Converts a verbose comment to R code
eps
EPS graphics device
evaluate.Verbose
Evaluates a function and prints its results if above threshold
fileAccess
Checks the permission of a file or a directory
getBuiltinDate.GString
Gets the current date
getLogicals.Arguments
Coerces to a logical vector and validates
saveAnywhere.Settings
Saves settings to file
str.Verbose
Prints the structure of an object if above threshold
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
update.FileProgressBar
Updates file progress bar
writeRaw.MultiVerbose
Writes to each of the Verbose objects
createLink
Creates a link to a file or a directory
devSetLabel
Sets the label of a device
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
isScalar.Assert
Static method asserting thatan object is a single value
GString
Character string with advanced substitutions
Sys.setenv
Sys.setenv
dataFrame
Allocates a data frame with given column classes
getReadablePathname.Arguments
Gets a readable pathname
getRaw.GString
Gets the unprocessed GString
parse.GString
Parses a GString
print.Verbose
Prints objects if above threshold
whichVector.logical
Identifies TRUE elements in a logical vector