R.utils v1.9.11


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


Date 2012-01-17
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2012-01-22 19:30:46 UTC; hb
Repository CRAN
Date/Publication 2012-01-23 07:45:38

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