R.utils v1.7.2

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

Date 2011-03-18
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Repository CRAN
Repository/R-Forge/Project r-dots
Repository/R-Forge/Revision 514
Date/Publication 2011-03-24 08:00:27
Packaged 2011-03-20 21:37:17 UTC; rforge

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