R.utils v1.5.7


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


Date 2010-11-07
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-11-11 11:52:17 UTC; hb
Repository CRAN
Date/Publication 2010-11-12 07:31:22

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