R.utils v1.27.1

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

Date 2013-09-10
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2013-09-14 20:54:08 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2013-09-15 09:39:52

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