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R.utils (version 1.6.5)
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
1.6.5
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
March 4th, 2011
Functions in R.utils (1.6.5)
Search functions
LComments
The LComments class
Arguments
Static class to validate and process arguments
as.double.Verbose
Gets a numeric value of this object
devGetLabel
Gets the label of a device
GString
Character string with advanced substitutions
Sys.setenv
Sys.setenv
ProgressBar
Provides text based counting progress bar
Java
Static class for Java related methods
equals.Verbose
Checks if this object is equal to another
TimeoutException
TimeoutException represents timeout errors
asShort.Java
Converts a numeric to a Java short
copyFile
Copies a file safely
capitalize
Capitalizes/decapitalizes each character string in a vector
as.list.Options
Gets a list representation of the options
getVariableValue.GString
Gets a variable value given a name and attributes
isPackageLoaded
Checks if a package is loaded or not
getVector.Arguments
Validates a vector
compile.SmartComments
Preprocess a vector of code lines
NullVerbose
A Verbose class ignoring everything
mergeIntervals.numeric
Merges intervals
doCall
Executes a function call with option to ignore unused arguments
evalWithTimeout
Evaluate an R expression and interrupts it if it takes too long
ruler.Verbose
Writes a ruler
print.GString
Prints the processed GString
reset.ProgressBar
Reset progress bar
getBuiltinOs.GString
Gets the operating system of the running machine
promptAndSave.Settings
Prompt user to save modified settings
printf
C-style formatted output
isVisible.Verbose
Checks if a certain verbose level will be shown or not
sourceDirectory
Sources files recursively to either local or global environment
FileProgressBar
A progress bar that sets the size of a file accordingly
getBuiltinUsername.GString
Gets the username of the user running R
Options
The Options class
createLink
Creates a link to a file or a directory
splitByPattern
Splits a single character string by pattern
getDoubles.Arguments
Coerces to a double vector and validates
removeDirectory
Removes a directory
currentTimeMillis.System
Get the current time in milliseconds
convertComment.VComments
Converts a verbose comment to R code
getBuiltinRhome.GString
Gets the path where R is installed
setTimestampFormat.Verbose
Sets the default timestamp format
getRegularExpression.Arguments
Gets a valid regular expression pattern
increase.ProgressBar
Increases (steps) progress bar
Non-documented objects
Non-documented objects
MultiVerbose
A Verbose class ignoring everything
finalizeSession
Function to call for finalizing the R session
System
Static class to query information about the system
asInt.Java
Converts an numeric to a Java integer
getBuiltinHostname.GString
Gets the hostname of the system running R
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
parse.GString
Parses a GString
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
fileAccess
Checks the permission of a file or a directory
bunzip2
Bunzip a file
getNumerics.Arguments
Coerces to a numeric vector and validates
capture.Verbose
Captures output of a function
on.Verbose
Turn on the output
writeRaw.Verbose
Writes objects if above threshold
more.Verbose
Creates a cloned instance with a lower threshold
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
devEval
Opens a new device, evaluate (graphing) code, and closes device
findSettings.Settings
Searches for the settings file in one or several directories
validate.SmartComments
Validates the compiled lines
relibrary
Reloads a package
setLabels.TextStatusBar
Sets new values of given labels
getAbsolutePath
Gets the absolute pathname string
isAbsolutePath
Checks if this pathname is absolute
devIsOpen
Checks if a device is open or not
SmartComments
Abstract class SmartComments
asLong.Java
Converts a numeric to a Java long
isOpen.character
Checks if there is an open connection to a file
arrayIndex
Converts vector indices to array indices
Assert
The Assert class
as.character.Options
Returns a character string version of this object
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
touchFile
Updates the timestamp of a file
update.TextStatusBar
Updates the status bar (visually)
toUrl
Converts a pathname into a URL
countLines
Counts the number of lines in a text file
getThreshold.Verbose
Gets current verbose threshold
dataFrame
Allocates a data frame with given column classes
copyDirectory
Copies a directory
getReadablePathnames.Arguments
Gets a readable pathname
onSessionExit
Registers a function to be called when the R session finishes
cat.Verbose
Concatenates and prints objects if above threshold
isDirectory
Checks if the file specification is a directory
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
downloadFile.character
Downloads a file
lapply.MultiVerbose
Applies a function to each of the Verbose objects
flush.TextStatusBar
Flushes the output
isFile
Checks if the file specification is a file
check.Assert
Static method asserting that a generic condition is true
writeShort.Java
Writes a short (16 bits) to a connection in Java format
moveInSearchPath
Moves a environment in the search path to another position
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
readShort.Java
Reads a Java formatted short (16 bits) from a connection
Verbose
Class to writing verbose messages to a connection or file
getUsername.System
Retrieves the name of the user running R
findGraphicsDevice.System
Searches for a working PNG device
as.logical.Verbose
Gets a logical value of this object
R.utils-package
Package R.utils
resetWarnings
Resets recorded warnings
toCamelCase
Converts a string of words into a merged camel-cased word
devNew
Opens a new device
isZero
Checks if a value is (close to) zero or not
displayCode
Displays the contents of a text file with line numbers and more
convertComment.SmartComments
Converts a single smart comment to R code
getBuiltinPid.GString
Gets the process id of the current R session
intToBin
Converts an integer to a binary/octal/hexadecimal number
less.Verbose
Creates a cloned instance with a higher threshold
getHostname.System
Retrieves the computer name of the current host
commandArgs
Extract Command Line Arguments
getRaw.GString
Gets the unprocessed GString
Settings
Class for applicational settings
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
jpeg2
A JPEG device for Bitmap Files via GhostScript
as.character.ProgressBar
Gets a string description of the progress bar
getBuiltinRversion.GString
Gets the current R version
devSetLabel
Sets the label of a device
getIndices.Arguments
Coerces to a integer vector and validates
getTimestampFormat.Verbose
Gets the default timestamp format
isUrl
Checks if one or several pathnames is URLs
VComments
The VComments class
as.character.GString
Gets the processed character string
exit.Verbose
Writes a message and unindents the following output
getVerbose.Arguments
Coerces to Verbose object
lastModified
Gets the time when the file was last modified
getLeaves.Options
Gets all (non-list) options in a flat list
getLogicals.Arguments
Coerces to a logical vector and validates
asByte.Java
Converts a numeric to a Java byte
loadToEnv
Method to load objects to a new environment
getBarString.ProgressBar
Gets the progress bar string to be displayed
popBackupFile
Drops a backup suffix from the backup pathname
isVector.Assert
Static method asserting thatan object is a vector
str.Verbose
Prints the structure of an object if above threshold
attachLocally.list
Assigns an objects elements locally
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
pushState.Verbose
Pushes the current indentation state of the Verbose object
getBuiltinTime.GString
Gets the current time
isMatrix.Assert
Static method asserting thatan object is a matrix
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
callHooks.function
Call hook functions
setValue.ProgressBar
Sets current value
names.Options
Gets the full pathname of all (non-list) options
isDone.ProgressBar
Checks if progress bar is completed
header.Verbose
Writes a header
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
isOn.Verbose
Checks if the output is on
createFileAtomically
Creates a file atomically
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
mkdirs
Creates a directory including any necessary but nonexistent parent directories
as.character.Verbose
Returns a character string version of this object
stext
Writes text in the margin along the sides of a plot
timestampOn.Verbose
Turns automatic timestamping on and off
png2
A PNG device for Bitmap Files via GhostScript
setLabel.TextStatusBar
Sets the value of a label
inherits.Assert
Static method asserting that an object inherits from of a certain class
pushTemporaryFile
Appends a temporary suffix to the pathname
getLabel.TextStatusBar
Gets the current value of a label
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
off.Verbose
Turn off the output
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
setThreshold.Verbose
Sets verbose threshold
setTicks.ProgressBar
Sets values for which ticks should be visible
loadObject
Method to load object from a file or a connection
sourceTo
Parses and evaluates code from a file or a connection
enter.Verbose
Writes a message and indents the following output
devList
Lists the indices of the open devices named by their labels
readTableIndex
Reads a single column from file in table format
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
printf.Verbose
Formats and prints object if above threshold
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
writeRaw.MultiVerbose
Writes to each of the Verbose objects
getBuiltinDatetime.GString
Gets the current date and time
evaluate.Verbose
Evaluates a function and prints its results if above threshold
popTemporaryFile
Drops a temporary suffix from the temporary pathname
openBrowser.System
Opens an HTML document using the OS default HTML browser
patchCode
Patches installed and loaded packages and more
loadAnywhere.Settings
Loads settings from file
getCharacters.Arguments
Coerces to a character vector and validates
pushBackupFile
Appends a backup suffix to the pathname
getParent
Gets the string of the parent specified by this pathname
getWritablePathname.Arguments
Gets a writable pathname
mapToIntervals.numeric
Maps values to intervals
newline.Verbose
Writes one or several empty lines
readRdHelp
Reads one or more Rd help files in a certain format
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
saveAnywhere.Settings
Saves settings to file
setStepLength.ProgressBar
Sets default step length
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
nbrOfOptions.Options
Gets the number of options set
remove.FileProgressBar
Removes the progress file for a file progress bar
setOption.Options
Sets an option
summary.Verbose
Generates a summary of an object if above threshold
print.Verbose
Prints objects if above threshold
saveObject
Saves an object to a file or a connection
seqToIntervals
Gets all contigous intervals of a vector of indices
validate.VComments
Validates the compiled lines
readTable
Reads a file in table format
warnings.Verbose
Outputs any warnings recorded
TextStatusBar
A status bar at the R prompt that can be updated
devOff
Closes a device
str.Options
Prints the structure of the options
subplots
Creates a grid of subplots
writeRaw.NullVerbose
All output methods
readBinFragments
Reads binary data from disjoint sections of a connection or a file
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
parse.SmartComments
Parses one single smart comment
update.FileProgressBar
Updates file progress bar
eps
EPS graphics device
timestamp.Verbose
Writes a timestamp
whichVector.logical
Identifies TRUE elements in a logical vector
readInt.Java
Reads a Java formatted int (32 bits) from a connection
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
findGhostscript.System
Searches for the ghostview binary on the current system
getBuiltinDate.GString
Gets the current date
getIntegers.Arguments
Coerces to a integer vector and validates
devDone
Closes an on-screen (interactive) device
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
gzip
Gzip/Gunzip a file
getEnvironment.Arguments
Gets an existing environment
callHooks
Call hook functions by hook name
isOn.NullVerbose
Checks if the output is on
devSet
Activates a device
getMessage.TimeoutException
Gets the message of the exception
isPackageInstalled
Checks if a package is installed or not
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
isScalar.Assert
Static method asserting thatan object is a single value
newline.TextStatusBar
Writes a newline
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
setMaxValue.ProgressBar
Sets maximum value
resample
Sample values from a set of elements
update.ProgressBar
Updates progress bar
setProgress.ProgressBar
Sets current progress
reset.VComments
Resets a VComments compiler
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
getRelativePath
Gets the relative pathname relative to a directory
insert
Insert values to a vector at certain positions
popMessage.TextStatusBar
Adds a message above the status bar
reset.SmartComments
Resets a SmartComments compiler
setDefaultLevel.Verbose
Sets the current default verbose level
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
colClasses
Creates a vector of column classes used for tabular reading
detachPackage
Detaches a packages by name
getOption.Options
Gets an option
equals.Options
Checks if this object is equal to another Options object
getReadablePathname.Arguments
Gets a readable pathname
hasOption.Options
Checks if an option exists
isModified.Settings
Checks if settings has been modified compared to whats on file
listDirectory
Gets the file names in the directory
renameFile
Renames a file safely