R.utils v1.8.5


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


Date 2011-10-16
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2011-10-16 13:53:10 UTC; hb
Repository CRAN
Date/Publication 2011-10-17 05:54:05

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