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R.utils (version 1.6.3)
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
224,871
Version
1.6.3
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
February 28th, 2011
Functions in R.utils (1.6.3)
Search functions
VComments
The VComments class
Verbose
Class to writing verbose messages to a connection or file
downloadFile.character
Downloads a file
Settings
Class for applicational settings
asLong.Java
Converts a numeric to a Java long
detachPackage
Detaches a packages by name
Assert
The Assert class
TimeoutException
TimeoutException represents timeout errors
convertComment.VComments
Converts a verbose comment to R code
NullVerbose
A Verbose class ignoring everything
findSettings.Settings
Searches for the settings file in one or several directories
insert
Insert values to a vector at certain positions
countLines
Counts the number of lines in a text file
asByte.Java
Converts a numeric to a Java byte
getRaw.GString
Gets the unprocessed GString
getIntegers.Arguments
Coerces to a integer vector and validates
devNew
Opens a new device
openBrowser.System
Opens an HTML document using the OS default HTML browser
getBuiltinHostname.GString
Gets the hostname of the system running R
commandArgs
Extract Command Line Arguments
Arguments
Static class to validate and process arguments
colClasses
Creates a vector of column classes used for tabular reading
intToBin
Converts an integer to a binary/octal/hexadecimal number
readTableIndex
Reads a single column from file in table format
doCall
Executes a function call with option to ignore unused arguments
isVector.Assert
Static method asserting thatan object is a vector
Java
Static class for Java related methods
print.GString
Prints the processed GString
R.utils-package
Package R.utils
MultiVerbose
A Verbose class ignoring everything
devSet
Activates a device
names.Options
Gets the full pathname of all (non-list) options
ProgressBar
Provides text based counting progress bar
getBuiltinTime.GString
Gets the current time
currentTimeMillis.System
Get the current time in milliseconds
findGraphicsDevice.System
Searches for a working PNG device
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
getBarString.ProgressBar
Gets the progress bar string to be displayed
promptAndSave.Settings
Prompt user to save modified settings
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
System
Static class to query information about the system
isAbsolutePath
Checks if this pathname is absolute
capitalize
Capitalizes/decapitalizes each character string in a vector
exit.Verbose
Writes a message and unindents the following output
createLink
Creates a link to a file or a directory
asShort.Java
Converts a numeric to a Java short
FileProgressBar
A progress bar that sets the size of a file accordingly
getBuiltinDate.GString
Gets the current date
LComments
The LComments class
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
getBuiltinRhome.GString
Gets the path where R is installed
as.character.ProgressBar
Gets a string description of the progress bar
getWritablePathname.Arguments
Gets a writable pathname
as.list.Options
Gets a list representation of the options
getThreshold.Verbose
Gets current verbose threshold
devEval
Opens a new device, evaluate (graphing) code, and closes device
copyFile
Copies a file safely
getIndices.Arguments
Coerces to a integer vector and validates
evaluate.Verbose
Evaluates a function and prints its results if above threshold
increase.ProgressBar
Increases (steps) progress bar
equals.Options
Checks if this object is equal to another Options object
as.character.Options
Returns a character string version of this object
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
bunzip2
Bunzip a file
pushState.Verbose
Pushes the current indentation state of the Verbose object
warnings.Verbose
Outputs any warnings recorded
dataFrame
Allocates a data frame with given column classes
asInt.Java
Converts an numeric to a Java integer
isVisible.Verbose
Checks if a certain verbose level will be shown or not
devIsOpen
Checks if a device is open or not
onSessionExit
Registers a function to be called when the R session finishes
relibrary
Reloads a package
isOpen.character
Checks if there is an open connection to a file
resetWarnings
Resets recorded warnings
readShort.Java
Reads a Java formatted short (16 bits) from a connection
capture.Verbose
Captures output of a function
getDoubles.Arguments
Coerces to a double vector and validates
GString
Character string with advanced substitutions
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
enter.Verbose
Writes a message and indents the following output
isModified.Settings
Checks if settings has been modified compared to whats on file
getVariableValue.GString
Gets a variable value given a name and attributes
as.character.Verbose
Returns a character string version of this object
devList
Lists the indices of the open devices named by their labels
splitByPattern
Splits a single character string by pattern
convertComment.SmartComments
Converts a single smart comment to R code
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
callHooks.function
Call hook functions
getBuiltinDatetime.GString
Gets the current date and time
callHooks
Call hook functions by hook name
cat.Verbose
Concatenates and prints objects if above threshold
off.Verbose
Turn off the output
mergeIntervals.numeric
Merges intervals
update.FileProgressBar
Updates file progress bar
getLeaves.Options
Gets all (non-list) options in a flat list
lastModified
Gets the time when the file was last modified
listDirectory
Gets the file names in the directory
jpeg2
A JPEG device for Bitmap Files via GhostScript
newline.Verbose
Writes one or several empty lines
hasOption.Options
Checks if an option exists
newline.TextStatusBar
Writes a newline
lapply.MultiVerbose
Applies a function to each of the Verbose objects
as.character.GString
Gets the processed character string
getAbsolutePath
Gets the absolute pathname string
fileAccess
Checks the permission of a file or a directory
isPackageLoaded
Checks if a package is loaded or not
png2
A PNG device for Bitmap Files via GhostScript
getBuiltinUsername.GString
Gets the username of the user running R
compile.SmartComments
Preprocess a vector of code lines
arrayIndex
Converts vector indices to array indices
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
more.Verbose
Creates a cloned instance with a lower threshold
ruler.Verbose
Writes a ruler
finalizeSession
Function to call for finalizing the R session
getVerbose.Arguments
Coerces to Verbose object
mkdirs
Creates a directory including any necessary but nonexistent parent directories
getCharacters.Arguments
Coerces to a character vector and validates
loadAnywhere.Settings
Loads settings from file
getUsername.System
Retrieves the name of the user running R
moveInSearchPath
Moves a environment in the search path to another position
reset.VComments
Resets a VComments compiler
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
eps
EPS graphics device
evalWithTimeout
Evaluate an R expression and interrupts it if it takes too long
findGhostscript.System
Searches for the ghostview binary on the current system
remove.FileProgressBar
Removes the progress file for a file progress bar
getParent
Gets the string of the parent specified by this pathname
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
getLogicals.Arguments
Coerces to a logical vector and validates
setTimestampFormat.Verbose
Sets the default timestamp format
setStepLength.ProgressBar
Sets default step length
getRelativePath
Gets the relative pathname relative to a directory
TextStatusBar
A status bar at the R prompt that can be updated
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
getNumerics.Arguments
Coerces to a numeric vector and validates
subplots
Creates a grid of subplots
flush.TextStatusBar
Flushes the output
getOption.Options
Gets an option
inherits.Assert
Static method asserting that an object inherits from of a certain class
less.Verbose
Creates a cloned instance with a higher threshold
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
isMatrix.Assert
Static method asserting thatan object is a matrix
on.Verbose
Turn on the output
isFile
Checks if the file specification is a file
isDone.ProgressBar
Checks if progress bar is completed
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
readRdHelp
Reads one or more Rd help files in a certain format
parse.SmartComments
Parses one single smart comment
str.Options
Prints the structure of the options
getHostname.System
Retrieves the computer name of the current host
as.double.Verbose
Gets a numeric value of this object
getLabel.TextStatusBar
Gets the current value of a label
printf
C-style formatted output
getTimestampFormat.Verbose
Gets the default timestamp format
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
setProgress.ProgressBar
Sets current progress
toUrl
Converts a pathname into a URL
isDirectory
Checks if the file specification is a directory
getBuiltinRversion.GString
Gets the current R version
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
isOn.Verbose
Checks if the output is on
getVector.Arguments
Validates a vector
isUrl
Checks if one or several pathnames is URLs
isZero
Checks if a value is (close to) zero or not
printf.Verbose
Formats and prints object if above threshold
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
isScalar.Assert
Static method asserting thatan object is a single value
loadToEnv
Method to load objects to a new environment
parse.GString
Parses a GString
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
readInt.Java
Reads a Java formatted int (32 bits) from a connection
sourceTo
Parses and evaluates code from a file or a connection
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
touchFile
Updates the timestamp of a file
devSetLabel
Sets the label of a device
nbrOfOptions.Options
Gets the number of options set
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
readTable
Reads a file in table format
validate.SmartComments
Validates the compiled lines
saveAnywhere.Settings
Saves settings to file
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
update.ProgressBar
Updates progress bar
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
isPackageInstalled
Checks if a package is installed or not
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
removeDirectory
Removes a directory
validate.VComments
Validates the compiled lines
whichVector.logical
Identifies TRUE elements in a logical vector
writeShort.Java
Writes a short (16 bits) to a connection in Java format
seqToIntervals
Gets all contigous intervals of a vector of indices
setLabel.TextStatusBar
Sets the value of a label
str.Verbose
Prints the structure of an object if above threshold
setOption.Options
Sets an option
reset.SmartComments
Resets a SmartComments compiler
timestamp.Verbose
Writes a timestamp
writeRaw.Verbose
Writes objects if above threshold
setTicks.ProgressBar
Sets values for which ticks should be visible
timestampOn.Verbose
Turns automatic timestamping on and off
setValue.ProgressBar
Sets current value
setMaxValue.ProgressBar
Sets maximum value
update.TextStatusBar
Updates the status bar (visually)
readBinFragments
Reads binary data from disjoint sections of a connection or a file
getBuiltinOs.GString
Gets the operating system of the running machine
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
stext
Writes text in the margin along the sides of a plot
Non-documented objects
Non-documented objects
as.logical.Verbose
Gets a logical value of this object
devGetLabel
Gets the label of a device
getRegularExpression.Arguments
Gets a valid regular expression pattern
equals.Verbose
Checks if this object is equal to another
getReadablePathname.Arguments
Gets a readable pathname
getMessage.TimeoutException
Gets the message of the exception
reset.ProgressBar
Reset progress bar
resample
Sample values from a set of elements
writeRaw.NullVerbose
All output methods
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
SmartComments
Abstract class SmartComments
devDone
Closes an on-screen (interactive) device
devOff
Closes a device
header.Verbose
Writes a header
saveObject
Saves an object to a file or a connection
setThreshold.Verbose
Sets verbose threshold
summary.Verbose
Generates a summary of an object if above threshold
print.Verbose
Prints objects if above threshold
getBuiltinPid.GString
Gets the process id of the current R session
copyDirectory
Copies a directory
check.Assert
Static method asserting that a generic condition is true
displayCode
Displays the contents of a text file with line numbers and more
getReadablePathnames.Arguments
Gets a readable pathname
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
loadObject
Method to load object from a file or a connection
writeRaw.MultiVerbose
Writes to each of the Verbose objects
sourceDirectory
Sources files recursively to either local or global environment
patchCode
Patches installed and loaded packages and more
toCamelCase
Converts a string of words into a merged camel-cased word
Options
The Options class
isOn.NullVerbose
Checks if the output is on
gzip
Gzip/Gunzip a file
mapToIntervals.numeric
Maps values to intervals
popMessage.TextStatusBar
Adds a message above the status bar
getEnvironment.Arguments
Gets an existing environment
attachLocally.list
Assigns an objects elements locally
setLabels.TextStatusBar
Sets new values of given labels
setDefaultLevel.Verbose
Sets the current default verbose level