R.utils v1.4.0

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Various programming utilities

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

Functions in R.utils

Name Description
Verbose Class to writing verbose messages to a connection or file
asByte.Java Converts a numeric to a Java byte
displayCode Displays the contents of a text file with line numbers and more
devSet Activates a device
asInt.Java Converts an numeric to a Java integer
equals.Verbose Checks if this object is equal to another
newline.Verbose Writes one or several empty lines
Sys.setenv Sys.setenv
isDirectory Checks if the file specification is a directory
devIsOpen Checks if a device is open or not
fileAccess Checks the permission of a file or a directory
dataFrame Allocates a data frame with given column classes
getThreshold.Verbose Gets current verbose threshold
less.Verbose Creates a cloned instance with a higher threshold
lapply.MultiVerbose Applies a function to each of the Verbose objects
as.character.ProgressBar Gets a string description of the progress bar
LComments The LComments class
as.character.Options Returns a character string version of this object
devDone Closes an on-screen (interactive) device
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
reset.SmartComments Resets a SmartComments compiler
capture.Verbose Captures output of a function
convertComment.VComments Converts a verbose comment to R code
getInstanceOf.Arguments Gets an instance of the object that is of a particular class
Settings Class for applicational settings
Options The Options class
as.logical.Verbose Gets a logical value of this object
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
reset.ProgressBar Reset progress bar
findGhostscript.System Searches for the ghostview binary on the current system
saveAnywhere.Settings Saves settings to file
newline.TextStatusBar Writes a newline
finalizeSession Function to call for finalizing the R session
saveObject Saves an object to a file or a connection
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
check.Assert Static method asserting that a generic condition is true
gzip Gzip/Gunzip a file
getBuiltinPid.GString Gets the process id of the current R session
createLink Creates a link to a file or a directory
VComments The VComments class
commandArgs Extract Command Line Arguments
convertComment.SmartComments Converts a single smart comment to R code
doCall Executes a function call with option to ignore unused arguments
getIndices.Arguments Coerces to a integer vector and validates
callHooks.function Call hook functions
copyDirectory Copies a directory
subplots Creates a grid of subplots
Assert The Assert class
isZero Checks if a value is (close to) zero or not
as.double.Verbose Gets a numeric value of this object
getTimestampFormat.Verbose Gets the default timestamp format
getVerbose.Arguments Coerces to Verbose object
callHooks Call hook functions by hook name
asShort.Java Converts a numeric to a Java short
getBuiltinDatetime.GString Gets the current date and time
Arguments Static class to validate and process arguments
getWritablePathname.Arguments Gets a writable pathname
getIntegers.Arguments Coerces to a integer vector and validates
getRelativePath Gets the relative pathname relative to a directory
listDirectory Gets the file names in the directory
isVisible.Verbose Checks if a certain verbose level will be shown or not
as.list.Options Gets a list representation of the options
isFile Checks if the file specification is a file
readInt.Java Reads a Java formatted int (32 bits) from a connection
isPackageInstalled Checks if a package is installed or not
mkdirs Creates a directory including any necessary but nonexistent parent directories
NullVerbose A Verbose class ignoring everything
copyFile Copies a file safely
getEnvironment.Arguments Gets an existing environment
FileProgressBar A progress bar that sets the size of a file accordingly
isScalar.Assert Static method asserting thatan object is a single value
reassignInPackage Re-assigns a new value to an existing object in a loaded package
getVector.Arguments Validates a vector
getNumerics.Arguments Coerces to a numeric vector and validates
capitalize Capitalizes/decapitalizes each character string in a vector
mapToIntervals.numeric Maps values to intervals
removeDirectory Removes a directory
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
isEof.connection Checks if the current file position for a connection is at the 'End of File'
GString Character string with advanced substitutions
off.Verbose Turn off the output
findSettings.Settings Searches for the settings file in one or several directories
System Static class to query information about the system
currentTimeMillis.System Get the current time in milliseconds
nbrOfOptions.Options Gets the number of options set
flush.TextStatusBar Flushes the output
findGraphicsDevice.System Searches for a working PNG device
openBrowser.System Opens an HTML document using the OS default HTML browser
getBuiltinRhome.GString Gets the path where R is installed
ProgressBar Provides text based counting progress bar
MultiVerbose A Verbose class ignoring everything
writeRaw.NullVerbose All output methods
parse.GString Parses a GString
getBuiltinUsername.GString Gets the username of the user running R
Non-documented objects Non-documented objects
getDoubles.Arguments Coerces to a double vector and validates
setMaxValue.ProgressBar Sets maximum value
SmartComments Abstract class SmartComments
png2 A PNG device for Bitmap Files via GhostScript
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
getLoadedPathname.Settings Gets the pathname of the settings file loaded
toUrl Converts a pathname into a URL
writeInt.Java Writes a integer (32 bits) to a connection in Java format
attachLocally.list Assigns an objects elements locally
readUTF.Java Reads a Java (UTF-8) formatted string from a connection
names.Options Gets the full pathname of all (non-list) options
getLeaves.Options Gets all (non-list) options in a flat list
devSetLabel Sets the label of a device
colClasses Creates a vector of column classes used for tabular reading
getReadablePathnames.Arguments Gets a readable pathname
devNew Opens a new device
on.Verbose Turn on the output
isOpen.character Checks if there is an open connection to a file
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
lastModified Gets the time when the file was last modified
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
validate.VComments Validates the compiled lines
enter.Verbose Writes a message and indents the following output
evaluate.Verbose Evaluates a function and prints its results if above threshold
seqToIntervals Gets all contigous intervals of a vector of indices
as.character.binmode Converts a binary/octal/hexadecimal number into a string
compile.SmartComments Preprocess a vector of code lines
seqToHumanReadable Gets a short human readable string representation of an vector of indices
ruler.Verbose Writes a ruler
exit.Verbose Writes a message and unindents the following output
setTimestampFormat.Verbose Sets the default timestamp format
getLabel.TextStatusBar Gets the current value of a label
update.TextStatusBar Updates the status bar (visually)
more.Verbose Creates a cloned instance with a lower threshold
printf.Verbose Formats and prints object if above threshold
resetWarnings Resets recorded warnings
getBuiltinHostname.GString Gets the hostname of the system running R
isMatrix.Assert Static method asserting thatan object is a matrix
inherits.Assert Static method asserting that an object inherits from of a certain class
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
sourceDirectory Sources files recursively to either local or global environment
equals.Options Checks if this object is equal to another Options object
print.GString Prints the processed GString
isAbsolutePath Checks if this pathname is absolute
header.Verbose Writes a header
update.ProgressBar Updates progress bar
getAbsolutePath Gets the absolute pathname string
patchCode Patches installed and loaded packages and more
sourceTo Parses and evaluates code from a file or a connection
setOption.Options Sets an option
jpeg2 A JPEG device for Bitmap Files via GhostScript
setThreshold.Verbose Sets verbose threshold
readByte.Java Reads a Java formatted byte (8 bits) from a connection
str.Verbose Prints the structure of an object if above threshold
TextStatusBar A status bar at the R prompt that can be updated
getRegularExpression.Arguments Gets a valid regular expression pattern
increase.ProgressBar Increases (steps) progress bar
writeRaw.MultiVerbose Writes to each of the Verbose objects
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
intToBin Converts an integer to a binary/octal/hexadecimal number
getParent Gets the string of the parent specified by this pathname
setTicks.ProgressBar Sets values for which ticks should be visible
isOn.NullVerbose Checks if the output is on
isDone.ProgressBar Checks if progress bar is completed
getUsername.System Retrieves the name of the user running R
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
update.FileProgressBar Updates file progress bar
isPackageLoaded Checks if a package is loaded or not
R.utils-package Package R.utils
loadAnywhere.Settings Loads settings from file
warnings.Verbose Outputs any warnings recorded
splitByPattern Splits a single character string by pattern
isOn.Verbose Checks if the output is on
as.character.Verbose Returns a character string version of this object
cat.Verbose Concatenates and prints objects if above threshold
writeByte.Java Writes a byte (8 bits) to a connection in Java format
str.Options Prints the structure of the options
loadToEnv Method to load objects to a new environment
countLines Counts the number of lines in a text file
moveInSearchPath Moves a environment in the search path to another position
relibrary Reloads a package
writeBinFragments Writes binary data to disjoint sections of a connection or a file
validate.SmartComments Validates the compiled lines
setValue.ProgressBar Sets current value
print.Verbose Prints objects if above threshold
devOff Closes a device
whichVector.logical Identifies TRUE elements in a logical vector
readTable Reads a file in table format
readBinFragments Reads binary data from disjoint sections of a connection or a file
timestampOn.Verbose Turns automatic timestamping on and off
eps EPS graphics device
getBarString.ProgressBar Gets the progress bar string to be displayed
writeRaw.Verbose Writes objects if above threshold
getBuiltinRversion.GString Gets the current R version
getRaw.GString Gets the unprocessed GString
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
isUrl Checks if one or several pathnames is URLs
mergeIntervals.numeric Merges intervals
readShort.Java Reads a Java formatted short (16 bits) from a connection
remove.FileProgressBar Removes the progress file for a file progress bar
setLabels.TextStatusBar Sets new values of given labels
arrayIndex Converts vector indices to array indices
as.character.GString Gets the processed character string
asLong.Java Converts a numeric to a Java long
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
devList Lists the indices of the open devices named by their labels
bunzip2 Bunzip a file
getBuiltinDate.GString Gets the current date
getBuiltinTime.GString Gets the current time
getOption.Options Gets an option
getLogicals.Arguments Coerces to a logical vector and validates
hasOption.Options Checks if an option exists
isModified.Settings Checks if settings has been modified compared to whats on file
popMessage.TextStatusBar Adds a message above the status bar
setStepLength.ProgressBar Sets default step length
loadObject Method to load object from a file or a connection
isVector.Assert Static method asserting thatan object is a vector
parse.SmartComments Parses one single smart comment
setDefaultLevel.Verbose Sets the current default verbose level
touchFile Updates the timestamp of a file
setLabel.TextStatusBar Sets the value of a label
getHostname.System Retrieves the computer name of the current host
writeUTF.Java Writes a string to a connection in Java format (UTF-8)
Java Static class for Java related methods
detachPackage Detaches a packages by name
devGetLabel Gets the label of a device
getBuiltinOs.GString Gets the operating system of the running machine
onSessionExit Registers a function to be called when the R session finishes
parseDebian.System Parses a string, file or connection for Debian formatted parameters
summary.Verbose Generates a summary of an object if above threshold
readTableIndex Reads a single column from file in table format
toCamelCase Converts a string of words into a merged camel-cased word
writeShort.Java Writes a short (16 bits) to a connection in Java format
getCharacters.Arguments Coerces to a character vector and validates
getReadablePathname.Arguments Gets a readable pathname
getVariableValue.GString Gets a variable value given a name and attributes
insert Insert values to a vector at certain positions
hasUrlProtocol Checks if one or several pathnames has a URL protocol
reset.VComments Resets a VComments compiler
promptAndSave.Settings Prompt user to save modified settings
setProgress.ProgressBar Sets current progress
timestamp.Verbose Writes a timestamp
pushState.Verbose Pushes the current indentation state of the Verbose object
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Details

Date 2010-03-24
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-03-25 14:50:01 UTC; hb
Repository CRAN
Date/Publication 2010-03-26 13:51:19

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