R.utils v1.12.0


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


Date 2012-03-08
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2012-03-19 18:40:03 UTC; hb
Repository CRAN
Date/Publication 2012-03-19 19:48:05

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