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R.utils (version 1.9.3)
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
1.9.3
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
November 8th, 2011
Functions in R.utils (1.9.3)
Search functions
Assert
The Assert class
eps
EPS graphics device
Sys.setenv
Sys.setenv
Settings
Class for applicational settings
FileProgressBar
A progress bar that sets the size of a file accordingly
SmartComments
Abstract class SmartComments
as.list.Options
Gets a list representation of the options
asInt.Java
Converts an numeric to a Java integer
downloadFile.character
Downloads a file
devDone
Closes an open device unless it is a on-screen (interactive) device
LComments
The LComments class
devSetLabel
Sets the label of a device
hasOption.Options
Checks if an option exists
as.logical.Verbose
Gets a logical value of this object
asByte.Java
Converts a numeric to a Java byte
getRaw.GString
Gets the unprocessed GString
getBuiltinDate.GString
Gets the current date
asShort.Java
Converts a numeric to a Java short
devOptions
Gets the default device options
getBuiltinUsername.GString
Gets the username of the user running R
NullVerbose
A Verbose class ignoring everything
isOn.NullVerbose
Checks if the output is on
devGetLabel
Gets the label of a device
callHooks.function
Call hook functions
commandArgs
Extract Command Line Arguments
isVector.Assert
Static method asserting thatan object is a vector
compile.SmartComments
Preprocess a vector of code lines
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
arrayIndex
Converts vector indices to array indices
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
hpaste
Concatenating vectors into human-readable strings
createLink
Creates a link to a file or a directory
TimeoutException
TimeoutException represents timeout errors
env
Creates a new environment, evaluates an expression therein, and returns the environment
ProgressBar
Provides text based counting progress bar
increase.ProgressBar
Increases (steps) progress bar
convertComment.VComments
Converts a verbose comment to R code
getBuiltinRversion.GString
Gets the current R version
jpeg2
A JPEG device for Bitmap Files via GhostScript
getBarString.ProgressBar
Gets the progress bar string to be displayed
equals.Verbose
Checks if this object is equal to another
mapToIntervals.numeric
Maps values to intervals
as.character.Verbose
Returns a character string version of this object
isOpen.character
Checks if there is an open connection to a file
doCall
Executes a function call with option to ignore unused arguments
MultiVerbose
A Verbose class ignoring everything
callHooks
Call hook functions by hook name
bunzip2
Bunzip a file
as.character.Options
Returns a character string version of this object
Arguments
Static class to validate and process arguments
as.character.ProgressBar
Gets a string description of the progress bar
Options
The Options class
getBuiltinTime.GString
Gets the current time
isOn.Verbose
Checks if the output is on
System
Static class to query information about the system
devList
Lists the indices of the open devices named by their labels
findGraphicsDevice.System
Searches for a working PNG device
VComments
The VComments class
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
isFile
Checks if the file specification is a file
loadAnywhere.Settings
Loads settings from file
copyFile
Copies a file safely
lapply.MultiVerbose
Applies a function to each of the Verbose objects
getBuiltinRhome.GString
Gets the path where R is installed
getParent
Gets the string of the parent specified by this pathname
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
exit.Verbose
Writes a message and unindents the following output
devIsOpen
Checks if a device is open or not
dataFrame
Allocates a data frame with given column classes
isSingle
Identifies all entries that exists exactly ones
attachLocally.list
Assigns an objects elements locally
popMessage.TextStatusBar
Adds a message above the status bar
getUsername.System
Retrieves the name of the user running R
colClasses
Creates a vector of column classes used for tabular reading
cat.Verbose
Concatenates and prints objects if above threshold
Java
Static class for Java related methods
createFileAtomically
Creates a file atomically
Verbose
Class to writing verbose messages to a connection or file
isDirectory
Checks if the file specification is a directory
fileAccess
Checks the permission of a file or a directory
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
mkdirs
Creates a directory including any necessary but nonexistent parent directories
equals.Options
Checks if this object is equal to another Options object
convertComment.SmartComments
Converts a single smart comment to R code
header.Verbose
Writes a header
asLong.Java
Converts a numeric to a Java long
getBuiltinDatetime.GString
Gets the current date and time
detachPackage
Detaches a packages by name
devEval
Opens a new device, evaluate (graphing) code, and closes device
print.Verbose
Prints objects if above threshold
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
as.character.GString
Gets the processed character string
getEnvironment.Arguments
Gets an existing environment
enter.Verbose
Writes a message and indents the following output
readBinFragments
Reads binary data from disjoint sections of a connection or a file
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
isMatrix.Assert
Static method asserting thatan object is a matrix
getHostname.System
Retrieves the computer name of the current host
reset.ProgressBar
Reset progress bar
GString
Character string with advanced substitutions
readTable
Reads a file in table format
getIndices.Arguments
Coerces to a integer vector and validates
newline.Verbose
Writes one or several empty lines
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
getIntegers.Arguments
Coerces to a integer vector and validates
loadObject
Method to load object from a file or a connection
nbrOfOptions.Options
Gets the number of options set
stext
Writes text in the margin along the sides of a plot
isPackageLoaded
Checks if a package is loaded or not
R.utils-package
Package R.utils
getDoubles.Arguments
Coerces to a double vector and validates
loadToEnv
Method to load objects to a new environment
readShort.Java
Reads a Java formatted short (16 bits) from a connection
seqToIntervals
Gets all contigous intervals of a vector of indices
isDone.ProgressBar
Checks if progress bar is completed
isAbsolutePath
Checks if this pathname is absolute
setTicks.ProgressBar
Sets values for which ticks should be visible
TextStatusBar
A status bar at the R prompt that can be updated
pushTemporaryFile
Appends a temporary suffix to the pathname
countLines
Counts the number of lines in a text file
sourceDirectory
Sources files recursively to either local or global environment
mergeIntervals.numeric
Merges intervals
isScalar.Assert
Static method asserting thatan object is a single value
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
off.Verbose
Turn off the output
queryRCmdCheck
Gets the on R CMD check if the current R session was launched by it
toCamelCase
Converts a string of words into a merged camel-cased word
devOff
Closes a device
insert
Insert values to a vector at certain positions
parse.SmartComments
Parses one single smart comment
popBackupFile
Drops a backup suffix from the backup pathname
update.FileProgressBar
Updates file progress bar
update.TextStatusBar
Updates the status bar (visually)
sourceTo
Parses and evaluates code from a file or a connection
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
lastModified
Gets the time when the file was last modified
str.Options
Prints the structure of the options
removeDirectory
Removes a directory
getLabel.TextStatusBar
Gets the current value of a label
devSet
Activates a device
reset.VComments
Resets a VComments compiler
names.Options
Gets the full pathname of all (non-list) options
readTableIndex
Reads a single column from file in table format
setLabels.TextStatusBar
Sets new values of given labels
getMessage.TimeoutException
Gets the message of the exception
saveObject
Saves an object to a file or a connection
setValue.ProgressBar
Sets current value
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
parse.GString
Parses a GString
setProgress.ProgressBar
Sets current progress
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
remove.FileProgressBar
Removes the progress file for a file progress bar
splitByPattern
Splits a single character string by pattern
renameFile
Renames a file safely
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
openBrowser.System
Opens an HTML document using the OS default HTML browser
displayCode
Displays the contents of a text file with line numbers and more
toEPS
Methods for creating image files of a specific format
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
readRdHelp
Reads one or more Rd help files in a certain format
writeRaw.NullVerbose
All output methods
warnings.Verbose
Outputs any warnings recorded
on.Verbose
Turn on the output
setTimestampFormat.Verbose
Sets the default timestamp format
findSettings.Settings
Searches for the settings file in one or several directories
newline.TextStatusBar
Writes a newline
ruler.Verbose
Writes a ruler
setOption
Sets a option in R
gzip
Gzip/Gunzip a file
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
getAbsolutePath
Gets the absolute pathname string
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
evalWithTimeout
Evaluate an R expression and interrupts it if it takes too long
setDefaultLevel.Verbose
Sets the current default verbose level
findGhostscript.System
Searches for the ghostview binary on the current system
getBuiltinOs.GString
Gets the operating system of the running machine
getCharacters.Arguments
Coerces to a character vector and validates
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
getNumerics.Arguments
Coerces to a numeric vector and validates
setMaxValue.ProgressBar
Sets maximum value
getBuiltinPid.GString
Gets the process id of the current R session
readInt.Java
Reads a Java formatted int (32 bits) from a connection
getOption.Options
Gets an option
getTimestampFormat.Verbose
Gets the default timestamp format
writeDataFrame.data.frame
Writes a data.frame to tabular text file
flush.TextStatusBar
Flushes the output
getVector.Arguments
Validates a vector
toUrl
Converts a pathname into a URL
validate.SmartComments
Validates the compiled lines
printf.Verbose
Formats and prints object if above threshold
setOption.Options
Sets an option
isModified.Settings
Checks if settings has been modified compared to whats on file
isZero
Checks if a value is (close to) zero or not
writeRaw.Verbose
Writes objects if above threshold
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
resetWarnings
Resets recorded warnings
currentTimeMillis.System
Get the current time in milliseconds
resample
Sample values from a set of elements
getWritablePathname.Arguments
Gets a writable pathname
getThreshold.Verbose
Gets current verbose threshold
evalCapture
Evaluates an expression and captures the code and/or the output
timestamp.Verbose
Writes a timestamp
getLogicals.Arguments
Coerces to a logical vector and validates
getRegularExpression.Arguments
Gets a valid regular expression pattern
getLeaves.Options
Gets all (non-list) options in a flat list
isPackageInstalled
Checks if a package is installed or not
summary.Verbose
Generates a summary of an object if above threshold
printf
C-style formatted output
getVariableValue.GString
Gets a variable value given a name and attributes
copyDirectory
Copies a directory
onSessionExit
Registers a function to be called when the R session finishes
setStepLength.ProgressBar
Sets default step length
whichVector.logical
Identifies TRUE elements in a logical vector
relibrary
Reloads a package
inherits.Assert
Static method asserting that an object inherits from of a certain class
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
getVerbose.Arguments
Coerces to Verbose object
less.Verbose
Creates a cloned instance with a higher threshold
str.Verbose
Prints the structure of an object if above threshold
timestampOn.Verbose
Turns automatic timestamping on and off
isReplicated
Identifies all entries with replicated values
reset.SmartComments
Resets a SmartComments compiler
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
update.ProgressBar
Updates progress bar
writeRaw.MultiVerbose
Writes to each of the Verbose objects
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
getBuiltinHostname.GString
Gets the hostname of the system running R
getReadablePathnames.Arguments
Gets a readable pathname
png2
A PNG device for Bitmap Files via GhostScript
popTemporaryFile
Drops a temporary suffix from the temporary pathname
pushBackupFile
Appends a backup suffix to the pathname
pushState.Verbose
Pushes the current indentation state of the Verbose object
validate.VComments
Validates the compiled lines
touchFile
Updates the timestamp of a file
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
as.double.Verbose
Gets a numeric value of this object
evaluate.Verbose
Evaluates a function and prints its results if above threshold
intToBin
Converts an integer to a binary/octal/hexadecimal number
isUrl
Checks if one or several pathnames is URLs
isVisible.Verbose
Checks if a certain verbose level will be shown or not
listDirectory
Gets the file names in the directory
moveInSearchPath
Moves a environment in the search path to another position
print.GString
Prints the processed GString
setLabel.TextStatusBar
Sets the value of a label
subplots
Creates a grid of subplots
Non-documented objects
Non-documented objects
capitalize
Capitalizes/decapitalizes each character string in a vector
capture.Verbose
Captures output of a function
check.Assert
Static method asserting that a generic condition is true
devNew
Opens a new device
finalizeSession
Function to call for finalizing the R session
getReadablePathname.Arguments
Gets a readable pathname
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
more.Verbose
Creates a cloned instance with a lower threshold
promptAndSave.Settings
Prompt user to save modified settings
patchCode
Patches installed and loaded packages and more
saveAnywhere.Settings
Saves settings to file
setThreshold.Verbose
Sets verbose threshold
getRelativePath
Gets the relative pathname relative to a directory
writeShort.Java
Writes a short (16 bits) to a connection in Java format