R.utils v1.5.2

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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
setMaxValue.ProgressBar Sets maximum value
setOption.Options Sets an option
readByte.Java Reads a Java formatted byte (8 bits) from a connection
writeByte.Java Writes a byte (8 bits) to a connection in Java format
Settings Class for applicational settings
writeInt.Java Writes a integer (32 bits) to a connection in Java format
System Static class to query information about the system
Assert The Assert class
intToBin Converts an integer to a binary/octal/hexadecimal number
R.utils-package Package R.utils
asInt.Java Converts an numeric to a Java integer
convertComment.VComments Converts a verbose comment to R code
as.logical.Verbose Gets a logical value of this object
mergeIntervals.numeric Merges intervals
seqToHumanReadable Gets a short human readable string representation of an vector of indices
colClasses Creates a vector of column classes used for tabular reading
copyDirectory Copies a directory
isEof.connection Checks if the current file position for a connection is at the 'End of File'
compile.SmartComments Preprocess a vector of code lines
isDone.ProgressBar Checks if progress bar is completed
devNew Opens a new device
getBuiltinDate.GString Gets the current date
as.character.Options Returns a character string version of this object
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
equals.Options Checks if this object is equal to another Options object
findGhostscript.System Searches for the ghostview binary on the current system
equals.Verbose Checks if this object is equal to another
getAbsolutePath Gets the absolute pathname string
MultiVerbose A Verbose class ignoring everything
Arguments Static class to validate and process arguments
mapToIntervals.numeric Maps values to intervals
reset.VComments Resets a VComments compiler
dataFrame Allocates a data frame with given column classes
GString Character string with advanced substitutions
as.character.GString Gets the processed character string
setValue.ProgressBar Sets current value
Sys.setenv Sys.setenv
devSetLabel Sets the label of a device
devOff Closes a device
Java Static class for Java related methods
Options The Options class
detachPackage Detaches a packages by name
enter.Verbose Writes a message and indents the following output
isScalar.Assert Static method asserting thatan object is a single value
as.character.ProgressBar Gets a string description of the progress bar
VComments The VComments class
loadAnywhere.Settings Loads settings from file
asByte.Java Converts a numeric to a Java byte
SmartComments Abstract class SmartComments
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
exit.Verbose Writes a message and unindents the following output
cat.Verbose Concatenates and prints objects if above threshold
TextStatusBar A status bar at the R prompt that can be updated
getInstanceOf.Arguments Gets an instance of the object that is of a particular class
arrayIndex Converts vector indices to array indices
capture.Verbose Captures output of a function
callHooks.function Call hook functions
getVector.Arguments Validates a vector
getRaw.GString Gets the unprocessed GString
FileProgressBar A progress bar that sets the size of a file accordingly
getIntegers.Arguments Coerces to a integer vector and validates
getBuiltinDatetime.GString Gets the current date and time
getUsername.System Retrieves the name of the user running R
getThreshold.Verbose Gets current verbose threshold
NullVerbose A Verbose class ignoring everything
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
hasOption.Options Checks if an option exists
downloadFile.character Downloads a file
ProgressBar Provides text based counting progress bar
callHooks Call hook functions by hook name
Non-documented objects Non-documented objects
commandArgs Extract Command Line Arguments
getBuiltinRhome.GString Gets the path where R is installed
devDone Closes an on-screen (interactive) device
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
eps EPS graphics device
setLabel.TextStatusBar Sets the value of a label
inherits.Assert Static method asserting that an object inherits from of a certain class
getBuiltinUsername.GString Gets the username of the user running R
devSet Activates a device
fileAccess Checks the permission of a file or a directory
getReadablePathname.Arguments Gets a readable pathname
isUrl Checks if one or several pathnames is URLs
copyFile Copies a file safely
getRelativePath Gets the relative pathname relative to a directory
getBuiltinPid.GString Gets the process id of the current R session
evaluate.Verbose Evaluates a function and prints its results if above threshold
getBuiltinOs.GString Gets the operating system of the running machine
getTimestampFormat.Verbose Gets the default timestamp format
getOption.Options Gets an option
getNumerics.Arguments Coerces to a numeric vector and validates
getReadablePathnames.Arguments Gets a readable pathname
findGraphicsDevice.System Searches for a working PNG device
getDoubles.Arguments Coerces to a double vector and validates
flush.TextStatusBar Flushes the output
gzip Gzip/Gunzip a file
loadObject Method to load object from a file or a connection
isFile Checks if the file specification is a file
getLeaves.Options Gets all (non-list) options in a flat list
more.Verbose Creates a cloned instance with a lower threshold
relibrary Reloads a package
off.Verbose Turn off the output
nbrOfOptions.Options Gets the number of options set
png2 A PNG device for Bitmap Files via GhostScript
asLong.Java Converts a numeric to a Java long
countLines Counts the number of lines in a text file
newline.Verbose Writes one or several empty lines
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
devIsOpen Checks if a device is open or not
Verbose Class to writing verbose messages to a connection or file
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
resetWarnings Resets recorded warnings
convertComment.SmartComments Converts a single smart comment to R code
as.character.Verbose Returns a character string version of this object
setTicks.ProgressBar Sets values for which ticks should be visible
getIndices.Arguments Coerces to a integer vector and validates
getBuiltinTime.GString Gets the current time
subplots Creates a grid of subplots
attachLocally.list Assigns an objects elements locally
getHostname.System Retrieves the computer name of the current host
whichVector.logical Identifies TRUE elements in a logical vector
less.Verbose Creates a cloned instance with a higher threshold
lastModified Gets the time when the file was last modified
finalizeSession Function to call for finalizing the R session
getVariableValue.GString Gets a variable value given a name and attributes
getVerbose.Arguments Coerces to Verbose object
as.double.Verbose Gets a numeric value of this object
promptAndSave.Settings Prompt user to save modified settings
reassignInPackage Re-assigns a new value to an existing object in a loaded package
update.ProgressBar Updates progress bar
check.Assert Static method asserting that a generic condition is true
isDirectory Checks if the file specification is a directory
setLabels.TextStatusBar Sets new values of given labels
popMessage.TextStatusBar Adds a message above the status bar
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
asShort.Java Converts a numeric to a Java short
names.Options Gets the full pathname of all (non-list) options
isPackageLoaded Checks if a package is loaded or not
print.Verbose Prints objects if above threshold
printf.Verbose Formats and prints object if above threshold
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
getBuiltinRversion.GString Gets the current R version
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
header.Verbose Writes a header
str.Verbose Prints the structure of an object if above threshold
readUTF.Java Reads a Java (UTF-8) formatted string from a connection
bunzip2 Bunzip a file
getLabel.TextStatusBar Gets the current value of a label
parseDebian.System Parses a string, file or connection for Debian formatted parameters
moveInSearchPath Moves a environment in the search path to another position
isMatrix.Assert Static method asserting thatan object is a matrix
setDefaultLevel.Verbose Sets the current default verbose level
parse.GString Parses a GString
readRdHelp Reads one or more Rd help files in a certain format
readTableIndex Reads a single column from file in table format
isAbsolutePath Checks if this pathname is absolute
insert Insert values to a vector at certain positions
seqToIntervals Gets all contigous intervals of a vector of indices
listDirectory Gets the file names in the directory
devGetLabel Gets the label of a device
print.GString Prints the processed GString
isOpen.character Checks if there is an open connection to a file
reset.SmartComments Resets a SmartComments compiler
on.Verbose Turn on the output
reset.ProgressBar Reset progress bar
readShort.Java Reads a Java formatted short (16 bits) from a connection
isOn.Verbose Checks if the output is on
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
pushState.Verbose Pushes the current indentation state of the Verbose object
setProgress.ProgressBar Sets current progress
writeUTF.Java Writes a string to a connection in Java format (UTF-8)
readTable Reads a file in table format
remove.FileProgressBar Removes the progress file for a file progress bar
readInt.Java Reads a Java formatted int (32 bits) from a connection
timestampOn.Verbose Turns automatic timestamping on and off
update.TextStatusBar Updates the status bar (visually)
isPackageInstalled Checks if a package is installed or not
splitByPattern Splits a single character string by pattern
createLink Creates a link to a file or a directory
validate.VComments Validates the compiled lines
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
displayCode Displays the contents of a text file with line numbers and more
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
toUrl Converts a pathname into a URL
writeRaw.MultiVerbose Writes to each of the Verbose objects
writeBinFragments Writes binary data to disjoint sections of a connection or a file
newline.TextStatusBar Writes a newline
writeRaw.Verbose Writes objects if above threshold
sourceDirectory Sources files recursively to either local or global environment
update.FileProgressBar Updates file progress bar
parse.SmartComments Parses one single smart comment
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
setThreshold.Verbose Sets verbose threshold
isZero Checks if a value is (close to) zero or not
onSessionExit Registers a function to be called when the R session finishes
saveObject Saves an object to a file or a connection
validate.SmartComments Validates the compiled lines
touchFile Updates the timestamp of a file
warnings.Verbose Outputs any warnings recorded
writeShort.Java Writes a short (16 bits) to a connection in Java format
saveAnywhere.Settings Saves settings to file
str.Options Prints the structure of the options
sourceTo Parses and evaluates code from a file or a connection
ruler.Verbose Writes a ruler
setStepLength.ProgressBar Sets default step length
setTimestampFormat.Verbose Sets the default timestamp format
timestamp.Verbose Writes a timestamp
summary.Verbose Generates a summary of an object if above threshold
writeRaw.NullVerbose All output methods
toCamelCase Converts a string of words into a merged camel-cased word
doCall Executes a function call with option to ignore unused arguments
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
getCharacters.Arguments Coerces to a character vector and validates
getEnvironment.Arguments Gets an existing environment
isVisible.Verbose Checks if a certain verbose level will be shown or not
getLoadedPathname.Settings Gets the pathname of the settings file loaded
lapply.MultiVerbose Applies a function to each of the Verbose objects
increase.ProgressBar Increases (steps) progress bar
readBinFragments Reads binary data from disjoint sections of a connection or a file
removeDirectory Removes a directory
as.character.binmode Converts a binary/octal/hexadecimal number into a string
as.list.Options Gets a list representation of the options
printf C-style formatted output
currentTimeMillis.System Get the current time in milliseconds
patchCode Patches installed and loaded packages and more
getBuiltinHostname.GString Gets the hostname of the system running R
LComments The LComments class
isVector.Assert Static method asserting thatan object is a vector
hasUrlProtocol Checks if one or several pathnames has a URL protocol
findSettings.Settings Searches for the settings file in one or several directories
getBarString.ProgressBar Gets the progress bar string to be displayed
devList Lists the indices of the open devices named by their labels
getRegularExpression.Arguments Gets a valid regular expression pattern
jpeg2 A JPEG device for Bitmap Files via GhostScript
mkdirs Creates a directory including any necessary but nonexistent parent directories
getLogicals.Arguments Coerces to a logical vector and validates
capitalize Capitalizes/decapitalizes each character string in a vector
stext Writes text in the margin along the sides of a plot
loadToEnv Method to load objects to a new environment
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
getParent Gets the string of the parent specified by this pathname
getWritablePathname.Arguments Gets a writable pathname
isOn.NullVerbose Checks if the output is on
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Date 2010-09-15
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-09-15 07:43:40 UTC; hb
Repository CRAN
Date/Publication 2010-09-16 18:40:16

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