R.utils v1.28.4


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


Date 2013-11-20
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2013-11-21 03:54:03 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2013-11-21 10:01:24

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