R.utils v1.9.4


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


Date 2011-11-15
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2011-11-19 22:50:53 UTC; hb
Repository CRAN
Date/Publication 2011-11-20 10:03:20

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