R.utils v1.29.8


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Various programming utilities

This package provides utility methods useful when programming and developing R packages.

Functions in R.utils

Name Description
isReplicated Identifies all entries with replicated values
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
FileProgressBar A progress bar that sets the size of a file accordingly
printf C-style formatted output
as.logical.Verbose Gets a logical value of this object
readTable Reads a file in table format
evalWithTimeout Evaluate an R expression and interrupts it if it takes too long
isAbsolutePath Checks if this pathname is absolute
header.Verbose Writes a header
ProgressBar Provides text based counting progress bar
System Static class to query information about the system
as.list.MultiVerbose Gets a list of Verbose objects
cat.Verbose Concatenates and prints objects if above threshold
flush.TextStatusBar Flushes the output
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
as.character.binmode Converts a binary/octal/hexadecimal number into a string
Java$asLong Converts a numeric to a Java long
compile.SmartComments Preprocess a vector of code lines
equals.Options Checks if this object is equal to another Options object
MultiVerbose A Verbose class ignoring everything
System$findGraphicsDevice Searches for a working PNG device
capture.Verbose Captures output of a function
System$findGhostscript Searches for a Ghostview executable on the current system
Java$asByte Converts a numeric to a Java byte
R.utils-package Package R.utils
Java Static class for Java related methods
cleanup.FileProgressBar Removes the progress file for a file progress bar
as.double.Verbose Gets a numeric value of this object
Arguments$getEnvironment Gets an existing environment
convertComment.VComments Converts a verbose comment to R code
attachLocally.list Assigns an objects elements locally
Options The Options class
VComments The VComments class
as.character.Verbose Returns a character string version of this object
eget Gets a variable by name
createFileAtomically Creates a file atomically
bunzip2 Bunzip a file
Settings Class for applicational settings
TimeoutException TimeoutException represents timeout errors
createLink Creates a link to a file or a directory
convertComment.SmartComments Converts a single smart comment to R code
LComments The LComments class
Arguments Static class to validate and process arguments
Non-documented objects Non-documented objects
evalCapture Evaluates an expression and captures the code and/or the output
NullVerbose A Verbose class ignoring everything
callHooks.function Call hook functions
as.character.Options Returns a character string version of this object
colClasses Creates a vector of column classes used for tabular reading
Assert The Assert class
capitalize Capitalizes/decapitalizes each character string in a vector
popBackupFile Drops a backup suffix from the backup pathname
as.list.Options Gets a list representation of the options
SmartComments Abstract class SmartComments
off.Verbose Turn off the output
arrayIndex Converts vector indices to array indices
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
Arguments$getVector Validates a vector
nbrOfOptions.Options Gets the number of options set
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
callHooks Call hook functions by hook name
getRaw.GString Gets the unprocessed GString
System$currentTimeMillis Get the current time in milliseconds
getParent Gets the string of the parent specified by this pathname
enter.Verbose Writes a message and indents the following output
listDirectory Gets the file names in the directory
print.Verbose Prints objects if above threshold
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
doCall Executes a function call with option to ignore unused arguments
Assert$inherits Static method asserting that an object inherits from of a certain class
countLines Counts the number of lines in a text file
newline.TextStatusBar Writes a newline
increase.ProgressBar Increases (steps) progress bar
Java$asInt Converts an numeric to a Java integer
cmdArgsCall Calls an R function passing command-line arguments
evaluate.Verbose Evaluates a function and prints its results if above threshold
GString$getBuiltinDatetime Gets the current date and time
Java$asShort Converts a numeric to a Java short
as.character.GString Gets the processed character string
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
Sys.readlink2 Read File Symbolic Links (also on Windows)
commandArgs Extract command-line arguments
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
isFile Checks if the file specification is a file
findFiles Finds one or several files in multiple directories
System$parseDebian Parses a string, file or connection for Debian formatted parameters
GString$getBuiltinDate Gets the current date
installPackages Install R packages by name or URL
env Creates a new environment, evaluates an expression therein, and returns the environment
copyFile Copies a file atomically
Assert$check Static method asserting that a generic condition is true
System$getHostname Retrieves the computer name of the current host
GString$getBuiltinPid Gets the process id of the current R session
Java$readByte Reads a Java formatted byte (8 bits) from a connection
isDirectory Checks if the file specification is a directory
Arguments$getVerbose Coerces to Verbose object
detachPackage Detaches a packages by name
GString$getBuiltinHostname Gets the hostname of the system running R
as.character.ProgressBar Gets a string description of the progress bar
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
evaluate.GString Parses and evaluates a GString
getAbsolutePath Gets the absolute pathname string
GString$getBuiltinOs Gets the operating system of the running machine
GString$getBuiltinRhome Gets the path where R is installed
isVisible.Verbose Checks if a certain verbose level will be shown or not
isUrl Checks if one or several pathnames is URLs
isModified.Settings Checks if settings has been modified compared to whats on file
insert Insert values to a vector at certain positions
GString$getVariableValue Gets a variable value given a name and attributes
downloadFile.character Downloads a file
equals.Verbose Checks if this object is equal to another
reassignInPackage Re-assigns a new value to an existing object in a loaded package
splitByPattern Splits a single character string by pattern
sourceTo Parses and evaluates code from a file or a connection
mergeIntervals.numeric Merges intervals
promptAndSave.Settings Prompt user to save modified settings
setStepLength.ProgressBar Sets default step length
touchFile Updates the timestamp of a file
Arguments$getReadablePathnames Gets a readable pathname
readBinFragments Reads binary data from disjoint sections of a connection or a file
Assert$isMatrix Static method asserting thatan object is a matrix
hasUrlProtocol Checks if one or several pathnames has a URL protocol
getLeaves.Options Gets all (non-list) options in a flat list
gzip Gzip/Gunzip a file
Arguments$getFilename Gets and validates a filename
dataFrame Allocates a data frame with given column classes
getTimestampFormat.Verbose Gets the default timestamp format
finalizeSession Function to call for finalizing the R session
System$openBrowser Opens an HTML document using the OS default HTML browser
setLabel.TextStatusBar Sets the value of a label
str.Options Prints the structure of the options
print.GString Prints the processed GString
timestampOn.Verbose Turns automatic timestamping on and off
getBarString.ProgressBar Gets the progress bar string to be displayed
stext Writes text in the margin along the sides of a plot
setOption.Options Sets an option
isPackageLoaded Checks if a package is loaded or not
isOn.Verbose Checks if the output is on
GString$getBuiltinTime Gets the current time
subplots Creates a grid of subplots
pushTemporaryFile Appends a temporary suffix to the pathname
seqToHumanReadable Gets a short human readable string representation of an vector of indices
loadAnywhere.Settings Loads settings from file
copyDirectory Copies a directory
Arguments$getWritablePathname Gets a writable pathname
update.FileProgressBar Updates file progress bar
setOption Sets a option in R
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
Assert$isVector Static method asserting thatan object is a vector
Arguments$getDoubles Coerces to a double vector and validates
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
getLoadedPathname.Settings Gets the pathname of the settings file loaded
setDefaultLevel.Verbose Sets the current default verbose level
newline.Verbose Writes one or several empty lines
isOn.NullVerbose Checks if the output is on
getOption.Options Gets an option
Settings$findSettings Searches for the settings file in one or several directories
on.Verbose Turn on the output
summary.Verbose Generates a summary of an object if above threshold
reset.ProgressBar Reset progress bar
GString$getBuiltinRversion Gets the current R version
getRelativePath Gets the relative pathname relative to a directory
setTimestampFormat.Verbose Sets the default timestamp format
setProgress.ProgressBar Sets current progress
writeDataFrame.data.frame Writes a data.frame to tabular text file
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
reset.SmartComments Resets a SmartComments compiler
getThreshold.Verbose Gets current verbose threshold
Arguments$getLogicals Coerces to a logical vector and validates
Arguments$getRegularExpression Gets a valid regular expression pattern
parse.GString Parses a GString
toUrl Converts a pathname into a URL
exit.Verbose Writes a message and unindents the following output
Assert$isScalar Static method asserting thatan object is a single value
writeRaw.Verbose Writes objects if above threshold
hpaste Concatenating vectors into human-readable strings
Arguments$getNumerics Coerces to a numeric vector and validates
sourceDirectory Sources files recursively to either local or global environment
isOpen.character Checks if there is an open connection to a file
isPackageInstalled Checks if a package is installed or not
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
validate.VComments Validates the compiled lines
mapToIntervals.numeric Maps values to intervals
GString$getBuiltinUsername Gets the username of the user running R
writeBinFragments Writes binary data to disjoint sections of a connection or a file
writeRaw.MultiVerbose Writes to each of the Verbose objects
renameFile Renames a file (or a directory) atomically/safely
resetWarnings Resets recorded warnings
intToBin Converts an integer to a binary/octal/hexadecimal number
systemR Launches another R process from within R
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
timestamp.Verbose Writes a timestamp
isDone.ProgressBar Checks if progress bar is completed
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
isSingle Identifies all entries that exists exactly ones
writeRaw.NullVerbose All output methods
use Attaches or loads packages
loadObject Method to load object from a file or a connection
Java$readShort Reads a Java formatted short (16 bits) from a connection
str.Verbose Prints the structure of an object if above threshold
setValue.ProgressBar Sets current value
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
update.ProgressBar Updates progress bar
reset.VComments Resets a VComments compiler
pushBackupFile Appends a backup suffix to the pathname
lastModified Gets the time when the file was last modified
pushState.Verbose Pushes the current indentation state of the Verbose object
less.Verbose Creates a cloned instance with a higher threshold
loadToEnv Method to load objects to a new environment
setThreshold.Verbose Sets verbose threshold
Java$writeShort Writes a short (16 bits) to a connection in Java format
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
toCamelCase Converts a string of words into a merged camel-cased word
readRdHelp Reads one or more Rd help files in a certain format
resample Sample values from a set of elements
gcat Parses, evaluates and outputs a GString
names.Options Gets the full pathname of all (non-list) options
Java$writeByte Writes a byte (8 bits) to a connection in Java format
parse.SmartComments Parses one single smart comment
warnings.Verbose Outputs any warnings recorded
more.Verbose Creates a cloned instance with a lower threshold
swapXY.density Swaps x and y coordinates of a density object
setTicks.ProgressBar Sets values for which ticks should be visible
moveInSearchPath Moves a environment in the search path to another position
setLabels.TextStatusBar Sets new values of given labels
onSessionExit Registers a function to be called when the R session finishes
readTableIndex Reads a single column from file in table format
update.TextStatusBar Updates the status bar (visually)
Java$writeInt Writes a integer (32 bits) to a connection in Java format
Arguments$getCharacters Coerces to a character vector and validates
System$getUsername Retrieves the name of the user running R
hasOption.Options Checks if an option exists
popMessage.TextStatusBar Adds a message above the status bar
patchCode Patches installed and loaded packages and more
printf.Verbose Formats and prints object if above threshold
removeDirectory Removes a directory
whichVector.logical Identifies TRUE elements in a logical vector
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
GString Character string with advanced substitutions
TextStatusBar A status bar at the R prompt that can be updated
cmdArgs Simple access to parsed command-line arguments
getMessage.TimeoutException Gets the message of the exception
Arguments$getIntegers Coerces to a integer vector and validates
Arguments$getReadablePathname Gets a readable pathname
Arguments$getIndices Coerces to a integer vector and validates
popTemporaryFile Drops a temporary suffix from the temporary pathname
isEof.connection Checks if the current file position for a connection is at the 'End of File'
ruler.Verbose Writes a ruler
setMaxValue.ProgressBar Sets maximum value
seqToIntervals Gets all contigous intervals of a vector of indices
Java$readInt Reads a Java formatted int (32 bits) from a connection
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
getLabel.TextStatusBar Gets the current value of a label
Verbose Class to writing verbose messages to a connection or file
draw.density Draws a density curve
fileAccess Checks the permission of a file or a directory
mkdirs Creates a directory including any necessary but nonexistent parent directories
isZero Checks if a value is (close to) zero or not
saveObject Saves an object to a file or a connection
tempvar Gets a unique non-existing temporary variable name
saveAnywhere.Settings Saves settings to file
validate.SmartComments Validates the compiled lines
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Last month downloads


Date 2014-01-27
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2014-01-30 03:12:34 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2014-01-30 21:12:17

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