R.utils v1.9.3

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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
Assert The Assert class
eps EPS graphics device
Sys.setenv Sys.setenv
Settings Class for applicational settings
FileProgressBar A progress bar that sets the size of a file accordingly
SmartComments Abstract class SmartComments
as.list.Options Gets a list representation of the options
asInt.Java Converts an numeric to a Java integer
downloadFile.character Downloads a file
devDone Closes an open device unless it is a on-screen (interactive) device
LComments The LComments class
devSetLabel Sets the label of a device
hasOption.Options Checks if an option exists
as.logical.Verbose Gets a logical value of this object
asByte.Java Converts a numeric to a Java byte
getRaw.GString Gets the unprocessed GString
getBuiltinDate.GString Gets the current date
asShort.Java Converts a numeric to a Java short
devOptions Gets the default device options
getBuiltinUsername.GString Gets the username of the user running R
NullVerbose A Verbose class ignoring everything
isOn.NullVerbose Checks if the output is on
devGetLabel Gets the label of a device
callHooks.function Call hook functions
commandArgs Extract Command Line Arguments
isVector.Assert Static method asserting thatan object is a vector
compile.SmartComments Preprocess a vector of code lines
getLoadedPathname.Settings Gets the pathname of the settings file loaded
arrayIndex Converts vector indices to array indices
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
hpaste Concatenating vectors into human-readable strings
createLink Creates a link to a file or a directory
TimeoutException TimeoutException represents timeout errors
env Creates a new environment, evaluates an expression therein, and returns the environment
ProgressBar Provides text based counting progress bar
increase.ProgressBar Increases (steps) progress bar
convertComment.VComments Converts a verbose comment to R code
getBuiltinRversion.GString Gets the current R version
jpeg2 A JPEG device for Bitmap Files via GhostScript
getBarString.ProgressBar Gets the progress bar string to be displayed
equals.Verbose Checks if this object is equal to another
mapToIntervals.numeric Maps values to intervals
as.character.Verbose Returns a character string version of this object
isOpen.character Checks if there is an open connection to a file
doCall Executes a function call with option to ignore unused arguments
MultiVerbose A Verbose class ignoring everything
callHooks Call hook functions by hook name
bunzip2 Bunzip a file
as.character.Options Returns a character string version of this object
Arguments Static class to validate and process arguments
as.character.ProgressBar Gets a string description of the progress bar
Options The Options class
getBuiltinTime.GString Gets the current time
isOn.Verbose Checks if the output is on
System Static class to query information about the system
devList Lists the indices of the open devices named by their labels
findGraphicsDevice.System Searches for a working PNG device
VComments The VComments class
as.character.binmode Converts a binary/octal/hexadecimal number into a string
isFile Checks if the file specification is a file
loadAnywhere.Settings Loads settings from file
copyFile Copies a file safely
lapply.MultiVerbose Applies a function to each of the Verbose objects
getBuiltinRhome.GString Gets the path where R is installed
getParent Gets the string of the parent specified by this pathname
getInstanceOf.Arguments Gets an instance of the object that is of a particular class
exit.Verbose Writes a message and unindents the following output
devIsOpen Checks if a device is open or not
dataFrame Allocates a data frame with given column classes
isSingle Identifies all entries that exists exactly ones
attachLocally.list Assigns an objects elements locally
popMessage.TextStatusBar Adds a message above the status bar
getUsername.System Retrieves the name of the user running R
colClasses Creates a vector of column classes used for tabular reading
cat.Verbose Concatenates and prints objects if above threshold
Java Static class for Java related methods
createFileAtomically Creates a file atomically
Verbose Class to writing verbose messages to a connection or file
isDirectory Checks if the file specification is a directory
fileAccess Checks the permission of a file or a directory
parseDebian.System Parses a string, file or connection for Debian formatted parameters
mkdirs Creates a directory including any necessary but nonexistent parent directories
equals.Options Checks if this object is equal to another Options object
convertComment.SmartComments Converts a single smart comment to R code
header.Verbose Writes a header
asLong.Java Converts a numeric to a Java long
getBuiltinDatetime.GString Gets the current date and time
detachPackage Detaches a packages by name
devEval Opens a new device, evaluate (graphing) code, and closes device
print.Verbose Prints objects if above threshold
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
as.character.GString Gets the processed character string
getEnvironment.Arguments Gets an existing environment
enter.Verbose Writes a message and indents the following output
readBinFragments Reads binary data from disjoint sections of a connection or a file
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
isMatrix.Assert Static method asserting thatan object is a matrix
getHostname.System Retrieves the computer name of the current host
reset.ProgressBar Reset progress bar
GString Character string with advanced substitutions
readTable Reads a file in table format
getIndices.Arguments Coerces to a integer vector and validates
newline.Verbose Writes one or several empty lines
seqToHumanReadable Gets a short human readable string representation of an vector of indices
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
getIntegers.Arguments Coerces to a integer vector and validates
loadObject Method to load object from a file or a connection
nbrOfOptions.Options Gets the number of options set
stext Writes text in the margin along the sides of a plot
isPackageLoaded Checks if a package is loaded or not
R.utils-package Package R.utils
getDoubles.Arguments Coerces to a double vector and validates
loadToEnv Method to load objects to a new environment
readShort.Java Reads a Java formatted short (16 bits) from a connection
seqToIntervals Gets all contigous intervals of a vector of indices
isDone.ProgressBar Checks if progress bar is completed
isAbsolutePath Checks if this pathname is absolute
setTicks.ProgressBar Sets values for which ticks should be visible
TextStatusBar A status bar at the R prompt that can be updated
pushTemporaryFile Appends a temporary suffix to the pathname
countLines Counts the number of lines in a text file
sourceDirectory Sources files recursively to either local or global environment
mergeIntervals.numeric Merges intervals
isScalar.Assert Static method asserting thatan object is a single value
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
off.Verbose Turn off the output
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
toCamelCase Converts a string of words into a merged camel-cased word
devOff Closes a device
insert Insert values to a vector at certain positions
parse.SmartComments Parses one single smart comment
popBackupFile Drops a backup suffix from the backup pathname
update.FileProgressBar Updates file progress bar
update.TextStatusBar Updates the status bar (visually)
sourceTo Parses and evaluates code from a file or a connection
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
lastModified Gets the time when the file was last modified
str.Options Prints the structure of the options
removeDirectory Removes a directory
getLabel.TextStatusBar Gets the current value of a label
devSet Activates a device
reset.VComments Resets a VComments compiler
names.Options Gets the full pathname of all (non-list) options
readTableIndex Reads a single column from file in table format
setLabels.TextStatusBar Sets new values of given labels
getMessage.TimeoutException Gets the message of the exception
saveObject Saves an object to a file or a connection
setValue.ProgressBar Sets current value
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
isEof.connection Checks if the current file position for a connection is at the 'End of File'
parse.GString Parses a GString
setProgress.ProgressBar Sets current progress
reassignInPackage Re-assigns a new value to an existing object in a loaded package
remove.FileProgressBar Removes the progress file for a file progress bar
splitByPattern Splits a single character string by pattern
renameFile Renames a file safely
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
writeBinFragments Writes binary data to disjoint sections of a connection or a file
openBrowser.System Opens an HTML document using the OS default HTML browser
displayCode Displays the contents of a text file with line numbers and more
toEPS Methods for creating image files of a specific format
readUTF.Java Reads a Java (UTF-8) formatted string from a connection
readRdHelp Reads one or more Rd help files in a certain format
writeRaw.NullVerbose All output methods
warnings.Verbose Outputs any warnings recorded
on.Verbose Turn on the output
setTimestampFormat.Verbose Sets the default timestamp format
findSettings.Settings Searches for the settings file in one or several directories
newline.TextStatusBar Writes a newline
ruler.Verbose Writes a ruler
setOption Sets a option in R
gzip Gzip/Gunzip a file
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
getAbsolutePath Gets the absolute pathname string
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
evalWithTimeout Evaluate an R expression and interrupts it if it takes too long
setDefaultLevel.Verbose Sets the current default verbose level
findGhostscript.System Searches for the ghostview binary on the current system
getBuiltinOs.GString Gets the operating system of the running machine
getCharacters.Arguments Coerces to a character vector and validates
writeInt.Java Writes a integer (32 bits) to a connection in Java format
getNumerics.Arguments Coerces to a numeric vector and validates
setMaxValue.ProgressBar Sets maximum value
getBuiltinPid.GString Gets the process id of the current R session
readInt.Java Reads a Java formatted int (32 bits) from a connection
getOption.Options Gets an option
getTimestampFormat.Verbose Gets the default timestamp format
writeDataFrame.data.frame Writes a data.frame to tabular text file
flush.TextStatusBar Flushes the output
getVector.Arguments Validates a vector
toUrl Converts a pathname into a URL
validate.SmartComments Validates the compiled lines
printf.Verbose Formats and prints object if above threshold
setOption.Options Sets an option
isModified.Settings Checks if settings has been modified compared to whats on file
isZero Checks if a value is (close to) zero or not
writeRaw.Verbose Writes objects if above threshold
writeUTF.Java Writes a string to a connection in Java format (UTF-8)
resetWarnings Resets recorded warnings
currentTimeMillis.System Get the current time in milliseconds
resample Sample values from a set of elements
getWritablePathname.Arguments Gets a writable pathname
getThreshold.Verbose Gets current verbose threshold
evalCapture Evaluates an expression and captures the code and/or the output
timestamp.Verbose Writes a timestamp
getLogicals.Arguments Coerces to a logical vector and validates
getRegularExpression.Arguments Gets a valid regular expression pattern
getLeaves.Options Gets all (non-list) options in a flat list
isPackageInstalled Checks if a package is installed or not
summary.Verbose Generates a summary of an object if above threshold
printf C-style formatted output
getVariableValue.GString Gets a variable value given a name and attributes
copyDirectory Copies a directory
onSessionExit Registers a function to be called when the R session finishes
setStepLength.ProgressBar Sets default step length
whichVector.logical Identifies TRUE elements in a logical vector
relibrary Reloads a package
inherits.Assert Static method asserting that an object inherits from of a certain class
readByte.Java Reads a Java formatted byte (8 bits) from a connection
getVerbose.Arguments Coerces to Verbose object
less.Verbose Creates a cloned instance with a higher threshold
str.Verbose Prints the structure of an object if above threshold
timestampOn.Verbose Turns automatic timestamping on and off
isReplicated Identifies all entries with replicated values
reset.SmartComments Resets a SmartComments compiler
writeByte.Java Writes a byte (8 bits) to a connection in Java format
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
update.ProgressBar Updates progress bar
writeRaw.MultiVerbose Writes to each of the Verbose objects
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
getBuiltinHostname.GString Gets the hostname of the system running R
getReadablePathnames.Arguments Gets a readable pathname
png2 A PNG device for Bitmap Files via GhostScript
popTemporaryFile Drops a temporary suffix from the temporary pathname
pushBackupFile Appends a backup suffix to the pathname
pushState.Verbose Pushes the current indentation state of the Verbose object
validate.VComments Validates the compiled lines
touchFile Updates the timestamp of a file
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
as.double.Verbose Gets a numeric value of this object
evaluate.Verbose Evaluates a function and prints its results if above threshold
intToBin Converts an integer to a binary/octal/hexadecimal number
isUrl Checks if one or several pathnames is URLs
isVisible.Verbose Checks if a certain verbose level will be shown or not
listDirectory Gets the file names in the directory
moveInSearchPath Moves a environment in the search path to another position
print.GString Prints the processed GString
setLabel.TextStatusBar Sets the value of a label
subplots Creates a grid of subplots
Non-documented objects Non-documented objects
capitalize Capitalizes/decapitalizes each character string in a vector
capture.Verbose Captures output of a function
check.Assert Static method asserting that a generic condition is true
devNew Opens a new device
finalizeSession Function to call for finalizing the R session
getReadablePathname.Arguments Gets a readable pathname
hasUrlProtocol Checks if one or several pathnames has a URL protocol
more.Verbose Creates a cloned instance with a lower threshold
promptAndSave.Settings Prompt user to save modified settings
patchCode Patches installed and loaded packages and more
saveAnywhere.Settings Saves settings to file
setThreshold.Verbose Sets verbose threshold
getRelativePath Gets the relative pathname relative to a directory
writeShort.Java Writes a short (16 bits) to a connection in Java format
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Date 2011-11-07
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2011-11-07 19:01:28 UTC; hb
Repository CRAN
Date/Publication 2011-11-08 06:54:27

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