R.utils v0.8.9

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

Date 2007-04-07
License LGPL version 2.1 or newer (the releases)
URL http://www.braju.com/R/
DevelURL http://www.maths.lth.se/help/R/
LazyLoad TRUE
Packaged Sun Apr 8 12:01:35 2007; hb

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