R.utils v1.19.5


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


Date 2013-01-11
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2013-01-17 18:02:11 UTC; hb
Repository CRAN
Date/Publication 2013-01-17 22:53:24

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