R.utils v1.7.5


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Various programming utilities

This package provides utility classes and methods useful when programming in R and developing R packages.

Functions in R.utils

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


Date 2011-04-12
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2011-04-27 00:29:59 UTC; hb
Repository CRAN
Date/Publication 2011-04-27 09:20:38

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