R.utils v1.2.2


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


Date 2009-10-16
License LGPL (>= 2.1)
URL http://www.braju.com/R/
LazyLoad TRUE
Repository CRAN
Repository/R-Forge/Project r-dots
Repository/R-Forge/Revision 285
Date/Publication 2009-10-18 10:05:38
Packaged 2009-10-17 20:07:20 UTC; rforge

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