R.utils v1.18.0


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


Date 2012-10-29
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2012-10-30 18:50:15 UTC; hb
Repository CRAN
Date/Publication 2012-11-01 14:39:56

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