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R.utils (version 1.7.4)
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
224,871
Version
1.7.4
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
April 4th, 2011
Functions in R.utils (1.7.4)
Search functions
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
Arguments
Static class to validate and process arguments
Settings
Class for applicational settings
GString
Character string with advanced substitutions
bunzip2
Bunzip a file
currentTimeMillis.System
Get the current time in milliseconds
as.logical.Verbose
Gets a logical value of this object
devEval
Opens a new device, evaluate (graphing) code, and closes device
System
Static class to query information about the system
Sys.setenv
Sys.setenv
ProgressBar
Provides text based counting progress bar
arrayIndex
Converts vector indices to array indices
as.list.Options
Gets a list representation of the options
as.character.Verbose
Returns a character string version of this object
Verbose
Class to writing verbose messages to a connection or file
as.character.Options
Returns a character string version of this object
capitalize
Capitalizes/decapitalizes each character string in a vector
devGetLabel
Gets the label of a device
capture.Verbose
Captures output of a function
countLines
Counts the number of lines in a text file
callHooks.function
Call hook functions
NullVerbose
A Verbose class ignoring everything
compile.SmartComments
Preprocess a vector of code lines
flush.TextStatusBar
Flushes the output
TextStatusBar
A status bar at the R prompt that can be updated
createLink
Creates a link to a file or a directory
getBuiltinRversion.GString
Gets the current R version
detachPackage
Detaches a packages by name
colClasses
Creates a vector of column classes used for tabular reading
as.character.GString
Gets the processed character string
SmartComments
Abstract class SmartComments
Assert
The Assert class
env
Creates a new environment, evaluates an expression therein, and returns the environment
findSettings.Settings
Searches for the settings file in one or several directories
attachLocally.list
Assigns an objects elements locally
convertComment.SmartComments
Converts a single smart comment to R code
devIsOpen
Checks if a device is open or not
getReadablePathname.Arguments
Gets a readable pathname
commandArgs
Extract Command Line Arguments
asShort.Java
Converts a numeric to a Java short
evaluate.Verbose
Evaluates a function and prints its results if above threshold
doCall
Executes a function call with option to ignore unused arguments
Java
Static class for Java related methods
mkdirs
Creates a directory including any necessary but nonexistent parent directories
asInt.Java
Converts an numeric to a Java integer
LComments
The LComments class
getNumerics.Arguments
Coerces to a numeric vector and validates
VComments
The VComments class
as.character.ProgressBar
Gets a string description of the progress bar
Non-documented objects
Non-documented objects
findGraphicsDevice.System
Searches for a working PNG device
R.utils-package
Package R.utils
devSetLabel
Sets the label of a device
getDoubles.Arguments
Coerces to a double vector and validates
getAbsolutePath
Gets the absolute pathname string
getMessage.TimeoutException
Gets the message of the exception
getBarString.ProgressBar
Gets the progress bar string to be displayed
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
devOff
Closes a device
dataFrame
Allocates a data frame with given column classes
getBuiltinDatetime.GString
Gets the current date and time
getHostname.System
Retrieves the computer name of the current host
isOn.Verbose
Checks if the output is on
isVector.Assert
Static method asserting thatan object is a vector
check.Assert
Static method asserting that a generic condition is true
devDone
Closes an open device unless it is a on-screen (interactive) device
getBuiltinHostname.GString
Gets the hostname of the system running R
eps
EPS graphics device
downloadFile.character
Downloads a file
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
getIndices.Arguments
Coerces to a integer vector and validates
equals.Verbose
Checks if this object is equal to another
asByte.Java
Converts a numeric to a Java byte
getUsername.System
Retrieves the name of the user running R
getEnvironment.Arguments
Gets an existing environment
enter.Verbose
Writes a message and indents the following output
getTimestampFormat.Verbose
Gets the default timestamp format
isMatrix.Assert
Static method asserting thatan object is a matrix
getLeaves.Options
Gets all (non-list) options in a flat list
createFileAtomically
Creates a file atomically
getBuiltinDate.GString
Gets the current date
exit.Verbose
Writes a message and unindents the following output
asLong.Java
Converts a numeric to a Java long
findGhostscript.System
Searches for the ghostview binary on the current system
isPackageInstalled
Checks if a package is installed or not
getBuiltinTime.GString
Gets the current time
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
callHooks
Call hook functions by hook name
off.Verbose
Turn off the output
copyFile
Copies a file safely
pushState.Verbose
Pushes the current indentation state of the Verbose object
MultiVerbose
A Verbose class ignoring everything
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
getOption.Options
Gets an option
getCharacters.Arguments
Coerces to a character vector and validates
jpeg2
A JPEG device for Bitmap Files via GhostScript
moveInSearchPath
Moves a environment in the search path to another position
FileProgressBar
A progress bar that sets the size of a file accordingly
getRaw.GString
Gets the unprocessed GString
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
Options
The Options class
on.Verbose
Turn on the output
as.double.Verbose
Gets a numeric value of this object
print.GString
Prints the processed GString
readShort.Java
Reads a Java formatted short (16 bits) from a connection
popTemporaryFile
Drops a temporary suffix from the temporary pathname
getVector.Arguments
Validates a vector
equals.Options
Checks if this object is equal to another Options object
getWritablePathname.Arguments
Gets a writable pathname
getBuiltinOs.GString
Gets the operating system of the running machine
devNew
Opens a new device
gzip
Gzip/Gunzip a file
readTable
Reads a file in table format
update.ProgressBar
Updates progress bar
convertComment.VComments
Converts a verbose comment to R code
copyDirectory
Copies a directory
cat.Verbose
Concatenates and prints objects if above threshold
TimeoutException
TimeoutException represents timeout errors
displayCode
Displays the contents of a text file with line numbers and more
getBuiltinUsername.GString
Gets the username of the user running R
getRegularExpression.Arguments
Gets a valid regular expression pattern
isUrl
Checks if one or several pathnames is URLs
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
popMessage.TextStatusBar
Adds a message above the status bar
getThreshold.Verbose
Gets current verbose threshold
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
devList
Lists the indices of the open devices named by their labels
parse.GString
Parses a GString
finalizeSession
Function to call for finalizing the R session
getRelativePath
Gets the relative pathname relative to a directory
evalWithTimeout
Evaluate an R expression and interrupts it if it takes too long
loadToEnv
Method to load objects to a new environment
inherits.Assert
Static method asserting that an object inherits from of a certain class
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
printf.Verbose
Formats and prints object if above threshold
getVerbose.Arguments
Coerces to Verbose object
getParent
Gets the string of the parent specified by this pathname
parse.SmartComments
Parses one single smart comment
isModified.Settings
Checks if settings has been modified compared to whats on file
toCamelCase
Converts a string of words into a merged camel-cased word
isPackageLoaded
Checks if a package is loaded or not
readBinFragments
Reads binary data from disjoint sections of a connection or a file
readRdHelp
Reads one or more Rd help files in a certain format
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
readInt.Java
Reads a Java formatted int (32 bits) from a connection
promptAndSave.Settings
Prompt user to save modified settings
getVariableValue.GString
Gets a variable value given a name and attributes
fileAccess
Checks the permission of a file or a directory
hpaste
Concatenating vectors into human-readable strings
increase.ProgressBar
Increases (steps) progress bar
setTicks.ProgressBar
Sets values for which ticks should be visible
intToBin
Converts an integer to a binary/octal/hexadecimal number
isScalar.Assert
Static method asserting thatan object is a single value
getLogicals.Arguments
Coerces to a logical vector and validates
mapToIntervals.numeric
Maps values to intervals
removeDirectory
Removes a directory
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
lapply.MultiVerbose
Applies a function to each of the Verbose objects
loadAnywhere.Settings
Loads settings from file
onSessionExit
Registers a function to be called when the R session finishes
isOpen.character
Checks if there is an open connection to a file
readTableIndex
Reads a single column from file in table format
png2
A PNG device for Bitmap Files via GhostScript
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
listDirectory
Gets the file names in the directory
nbrOfOptions.Options
Gets the number of options set
devSet
Activates a device
isDone.ProgressBar
Checks if progress bar is completed
setOption.Options
Sets an option
ruler.Verbose
Writes a ruler
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
header.Verbose
Writes a header
setStepLength.ProgressBar
Sets default step length
isDirectory
Checks if the file specification is a directory
str.Options
Prints the structure of the options
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
loadObject
Method to load object from a file or a connection
less.Verbose
Creates a cloned instance with a higher threshold
pushBackupFile
Appends a backup suffix to the pathname
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
isOn.NullVerbose
Checks if the output is on
setLabels.TextStatusBar
Sets new values of given labels
getLabel.TextStatusBar
Gets the current value of a label
subplots
Creates a grid of subplots
newline.Verbose
Writes one or several empty lines
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
splitByPattern
Splits a single character string by pattern
isAbsolutePath
Checks if this pathname is absolute
printf
C-style formatted output
setProgress.ProgressBar
Sets current progress
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
patchCode
Patches installed and loaded packages and more
resample
Sample values from a set of elements
reset.VComments
Resets a VComments compiler
seqToIntervals
Gets all contigous intervals of a vector of indices
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
validate.SmartComments
Validates the compiled lines
popBackupFile
Drops a backup suffix from the backup pathname
lastModified
Gets the time when the file was last modified
timestamp.Verbose
Writes a timestamp
more.Verbose
Creates a cloned instance with a lower threshold
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
names.Options
Gets the full pathname of all (non-list) options
print.Verbose
Prints objects if above threshold
getBuiltinRhome.GString
Gets the path where R is installed
getBuiltinPid.GString
Gets the process id of the current R session
getIntegers.Arguments
Coerces to a integer vector and validates
setDefaultLevel.Verbose
Sets the current default verbose level
writeRaw.Verbose
Writes objects if above threshold
getReadablePathnames.Arguments
Gets a readable pathname
saveObject
Saves an object to a file or a connection
hasOption.Options
Checks if an option exists
setValue.ProgressBar
Sets current value
setLabel.TextStatusBar
Sets the value of a label
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
newline.TextStatusBar
Writes a newline
isVisible.Verbose
Checks if a certain verbose level will be shown or not
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
setMaxValue.ProgressBar
Sets maximum value
summary.Verbose
Generates a summary of an object if above threshold
reset.SmartComments
Resets a SmartComments compiler
mergeIntervals.numeric
Merges intervals
isFile
Checks if the file specification is a file
resetWarnings
Resets recorded warnings
pushTemporaryFile
Appends a temporary suffix to the pathname
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
setOption
Sets a option in R
isZero
Checks if a value is (close to) zero or not
insert
Insert values to a vector at certain positions
sourceTo
Parses and evaluates code from a file or a connection
str.Verbose
Prints the structure of an object if above threshold
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
writeShort.Java
Writes a short (16 bits) to a connection in Java format
stext
Writes text in the margin along the sides of a plot
update.FileProgressBar
Updates file progress bar
relibrary
Reloads a package
update.TextStatusBar
Updates the status bar (visually)
renameFile
Renames a file safely
setThreshold.Verbose
Sets verbose threshold
remove.FileProgressBar
Removes the progress file for a file progress bar
openBrowser.System
Opens an HTML document using the OS default HTML browser
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
timestampOn.Verbose
Turns automatic timestamping on and off
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
whichVector.logical
Identifies TRUE elements in a logical vector
warnings.Verbose
Outputs any warnings recorded
toUrl
Converts a pathname into a URL
reset.ProgressBar
Reset progress bar
writeRaw.MultiVerbose
Writes to each of the Verbose objects
writeRaw.NullVerbose
All output methods
saveAnywhere.Settings
Saves settings to file
touchFile
Updates the timestamp of a file
setTimestampFormat.Verbose
Sets the default timestamp format
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
sourceDirectory
Sources files recursively to either local or global environment
validate.VComments
Validates the compiled lines
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar