R.utils v1.4.2

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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
evaluate.Verbose Evaluates a function and prints its results if above threshold
Sys.setenv Sys.setenv
capture.Verbose Captures output of a function
devOff Closes a device
findGraphicsDevice.System Searches for a working PNG device
as.character.Options Returns a character string version of this object
callHooks Call hook functions by hook name
GString Character string with advanced substitutions
on.Verbose Turn on the output
Assert The Assert class
getReadablePathnames.Arguments Gets a readable pathname
check.Assert Static method asserting that a generic condition is true
SmartComments Abstract class SmartComments
hasUrlProtocol Checks if one or several pathnames has a URL protocol
convertComment.VComments Converts a verbose comment to R code
names.Options Gets the full pathname of all (non-list) options
attachLocally.list Assigns an objects elements locally
as.character.GString Gets the processed character string
getLabel.TextStatusBar Gets the current value of a label
capitalize Capitalizes/decapitalizes each character string in a vector
FileProgressBar A progress bar that sets the size of a file accordingly
callHooks.function Call hook functions
countLines Counts the number of lines in a text file
Verbose Class to writing verbose messages to a connection or file
getBuiltinDatetime.GString Gets the current date and time
displayCode Displays the contents of a text file with line numbers and more
getRegularExpression.Arguments Gets a valid regular expression pattern
readByte.Java Reads a Java formatted byte (8 bits) from a connection
isDirectory Checks if the file specification is a directory
increase.ProgressBar Increases (steps) progress bar
reset.SmartComments Resets a SmartComments compiler
enter.Verbose Writes a message and indents the following output
getBarString.ProgressBar Gets the progress bar string to be displayed
getVector.Arguments Validates a vector
getEnvironment.Arguments Gets an existing environment
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
arrayIndex Converts vector indices to array indices
jpeg2 A JPEG device for Bitmap Files via GhostScript
doCall Executes a function call with option to ignore unused arguments
isScalar.Assert Static method asserting thatan object is a single value
as.double.Verbose Gets a numeric value of this object
commandArgs Extract Command Line Arguments
moveInSearchPath Moves a environment in the search path to another position
setOption.Options Sets an option
getLoadedPathname.Settings Gets the pathname of the settings file loaded
devSet Activates a device
cat.Verbose Concatenates and prints objects if above threshold
R.utils-package Package R.utils
dataFrame Allocates a data frame with given column classes
patchCode Patches installed and loaded packages and more
listDirectory Gets the file names in the directory
header.Verbose Writes a header
setLabels.TextStatusBar Sets new values of given labels
flush.TextStatusBar Flushes the output
getReadablePathname.Arguments Gets a readable pathname
devNew Opens a new device
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
copyDirectory Copies a directory
getBuiltinRhome.GString Gets the path where R is installed
str.Options Prints the structure of the options
intToBin Converts an integer to a binary/octal/hexadecimal number
Settings Class for applicational settings
colClasses Creates a vector of column classes used for tabular reading
Non-documented objects Non-documented objects
getLogicals.Arguments Coerces to a logical vector and validates
devGetLabel Gets the label of a device
as.character.binmode Converts a binary/octal/hexadecimal number into a string
isDone.ProgressBar Checks if progress bar is completed
exit.Verbose Writes a message and unindents the following output
findSettings.Settings Searches for the settings file in one or several directories
convertComment.SmartComments Converts a single smart comment to R code
as.character.ProgressBar Gets a string description of the progress bar
as.list.Options Gets a list representation of the options
devList Lists the indices of the open devices named by their labels
as.logical.Verbose Gets a logical value of this object
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
asLong.Java Converts a numeric to a Java long
downloadFile.character Downloads a file
copyFile Copies a file safely
MultiVerbose A Verbose class ignoring everything
png2 A PNG device for Bitmap Files via GhostScript
setStepLength.ProgressBar Sets default step length
setThreshold.Verbose Sets verbose threshold
writeRaw.Verbose Writes objects if above threshold
currentTimeMillis.System Get the current time in milliseconds
isVisible.Verbose Checks if a certain verbose level will be shown or not
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
devSetLabel Sets the label of a device
getBuiltinDate.GString Gets the current date
setDefaultLevel.Verbose Sets the current default verbose level
hasOption.Options Checks if an option exists
isPackageLoaded Checks if a package is loaded or not
pushState.Verbose Pushes the current indentation state of the Verbose object
VComments The VComments class
getBuiltinRversion.GString Gets the current R version
getCharacters.Arguments Coerces to a character vector and validates
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
isFile Checks if the file specification is a file
isMatrix.Assert Static method asserting thatan object is a matrix
Java Static class for Java related methods
detachPackage Detaches a packages by name
off.Verbose Turn off the output
isOpen.character Checks if there is an open connection to a file
mkdirs Creates a directory including any necessary but nonexistent parent directories
getRelativePath Gets the relative pathname relative to a directory
lapply.MultiVerbose Applies a function to each of the Verbose objects
equals.Verbose Checks if this object is equal to another
writeRaw.MultiVerbose Writes to each of the Verbose objects
loadToEnv Method to load objects to a new environment
asByte.Java Converts a numeric to a Java byte
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
getBuiltinOs.GString Gets the operating system of the running machine
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
isOn.Verbose Checks if the output is on
writeByte.Java Writes a byte (8 bits) to a connection in Java format
getVerbose.Arguments Coerces to Verbose object
openBrowser.System Opens an HTML document using the OS default HTML browser
setLabel.TextStatusBar Sets the value of a label
isAbsolutePath Checks if this pathname is absolute
setTicks.ProgressBar Sets values for which ticks should be visible
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
getThreshold.Verbose Gets current verbose threshold
getBuiltinPid.GString Gets the process id of the current R session
summary.Verbose Generates a summary of an object if above threshold
isZero Checks if a value is (close to) zero or not
getRaw.GString Gets the unprocessed GString
parseDebian.System Parses a string, file or connection for Debian formatted parameters
isPackageInstalled Checks if a package is installed or not
isModified.Settings Checks if settings has been modified compared to whats on file
more.Verbose Creates a cloned instance with a lower threshold
readTableIndex Reads a single column from file in table format
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
getInstanceOf.Arguments Gets an instance of the object that is of a particular class
update.ProgressBar Updates progress bar
writeRaw.NullVerbose All output methods
loadObject Method to load object from a file or a connection
asInt.Java Converts an numeric to a Java integer
printf C-style formatted output
finalizeSession Function to call for finalizing the R session
bunzip2 Bunzip a file
getIntegers.Arguments Coerces to a integer vector and validates
onSessionExit Registers a function to be called when the R session finishes
printf.Verbose Formats and prints object if above threshold
getUsername.System Retrieves the name of the user running R
toCamelCase Converts a string of words into a merged camel-cased word
loadAnywhere.Settings Loads settings from file
gzip Gzip/Gunzip a file
sourceDirectory Sources files recursively to either local or global environment
createLink Creates a link to a file or a directory
update.FileProgressBar Updates file progress bar
print.Verbose Prints objects if above threshold
getVariableValue.GString Gets a variable value given a name and attributes
reset.ProgressBar Reset progress bar
getWritablePathname.Arguments Gets a writable pathname
getDoubles.Arguments Coerces to a double vector and validates
warnings.Verbose Outputs any warnings recorded
subplots Creates a grid of subplots
equals.Options Checks if this object is equal to another Options object
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
eps EPS graphics device
readTable Reads a file in table format
inherits.Assert Static method asserting that an object inherits from of a certain class
mergeIntervals.numeric Merges intervals
isVector.Assert Static method asserting thatan object is a vector
isUrl Checks if one or several pathnames is URLs
getParent Gets the string of the parent specified by this pathname
mapToIntervals.numeric Maps values to intervals
isOn.NullVerbose Checks if the output is on
newline.TextStatusBar Writes a newline
validate.SmartComments Validates the compiled lines
print.GString Prints the processed GString
getOption.Options Gets an option
writeUTF.Java Writes a string to a connection in Java format (UTF-8)
toUrl Converts a pathname into a URL
readUTF.Java Reads a Java (UTF-8) formatted string from a connection
saveAnywhere.Settings Saves settings to file
readShort.Java Reads a Java formatted short (16 bits) from a connection
parse.GString Parses a GString
update.TextStatusBar Updates the status bar (visually)
sourceTo Parses and evaluates code from a file or a connection
getTimestampFormat.Verbose Gets the default timestamp format
popMessage.TextStatusBar Adds a message above the status bar
setTimestampFormat.Verbose Sets the default timestamp format
touchFile Updates the timestamp of a file
reassignInPackage Re-assigns a new value to an existing object in a loaded package
resetWarnings Resets recorded warnings
writeShort.Java Writes a short (16 bits) to a connection in Java format
remove.FileProgressBar Removes the progress file for a file progress bar
readInt.Java Reads a Java formatted int (32 bits) from a connection
less.Verbose Creates a cloned instance with a higher threshold
str.Verbose Prints the structure of an object if above threshold
promptAndSave.Settings Prompt user to save modified settings
relibrary Reloads a package
timestampOn.Verbose Turns automatic timestamping on and off
readBinFragments Reads binary data from disjoint sections of a connection or a file
ruler.Verbose Writes a ruler
reset.VComments Resets a VComments compiler
saveObject Saves an object to a file or a connection
validate.VComments Validates the compiled lines
splitByPattern Splits a single character string by pattern
writeInt.Java Writes a integer (32 bits) to a connection in Java format
asShort.Java Converts a numeric to a Java short
Arguments Static class to validate and process arguments
Options The Options class
NullVerbose A Verbose class ignoring everything
as.character.Verbose Returns a character string version of this object
ProgressBar Provides text based counting progress bar
compile.SmartComments Preprocess a vector of code lines
devIsOpen Checks if a device is open or not
getBuiltinTime.GString Gets the current time
newline.Verbose Writes one or several empty lines
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
nbrOfOptions.Options Gets the number of options set
getHostname.System Retrieves the computer name of the current host
System Static class to query information about the system
removeDirectory Removes a directory
devDone Closes an on-screen (interactive) device
whichVector.logical Identifies TRUE elements in a logical vector
LComments The LComments class
getNumerics.Arguments Coerces to a numeric vector and validates
lastModified Gets the time when the file was last modified
insert Insert values to a vector at certain positions
getAbsolutePath Gets the absolute pathname string
findGhostscript.System Searches for the ghostview binary on the current system
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
getBuiltinHostname.GString Gets the hostname of the system running R
getBuiltinUsername.GString Gets the username of the user running R
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
writeBinFragments Writes binary data to disjoint sections of a connection or a file
timestamp.Verbose Writes a timestamp
getIndices.Arguments Coerces to a integer vector and validates
seqToHumanReadable Gets a short human readable string representation of an vector of indices
parse.SmartComments Parses one single smart comment
setMaxValue.ProgressBar Sets maximum value
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
isEof.connection Checks if the current file position for a connection is at the 'End of File'
getLeaves.Options Gets all (non-list) options in a flat list
setValue.ProgressBar Sets current value
seqToIntervals Gets all contigous intervals of a vector of indices
setProgress.ProgressBar Sets current progress
TextStatusBar A status bar at the R prompt that can be updated
fileAccess Checks the permission of a file or a directory
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Date 2010-06-09
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Packaged 2010-06-12 11:40:05 UTC; hb
Repository CRAN
Date/Publication 2010-06-13 08:21:30

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