R.utils v1.3.3


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


Date 2010-01-25
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-01-26 02:33:19 UTC; hb
Repository CRAN
Date/Publication 2010-02-04 08:46:36

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