R.utils v1.33.0

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

Date 2014-08-24
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2014-08-25 23:35:18 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2014-08-26 08:11:19

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