R.utils v0.9.5

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

Date 2007-06-09
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 Wed Aug 1 18:55:15 2007; hb

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