R.utils v1.3.0

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

Date 2009-12-30
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-01-02 23:08:26 UTC; hb
Repository CRAN
Date/Publication 2010-01-03 11:42:45

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