R.utils v1.1.1


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


Date 2008-12-04
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged Thu Dec 4 20:54:12 2008; hb

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