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R.utils (version 1.5.6)
Various programming utilities
Description
This package provides utility classes and methods useful when programming in R and developing R packages.
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Install
install.packages('R.utils')
Monthly Downloads
224,871
Version
1.5.6
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
November 5th, 2010
Functions in R.utils (1.5.6)
Search functions
ProgressBar
Provides text based counting progress bar
R.utils-package
Package R.utils
GString
Character string with advanced substitutions
Sys.setenv
Sys.setenv
Java
Static class for Java related methods
getBarString.ProgressBar
Gets the progress bar string to be displayed
Assert
The Assert class
copyFile
Copies a file safely
devList
Lists the indices of the open devices named by their labels
fileAccess
Checks the permission of a file or a directory
check.Assert
Static method asserting that a generic condition is true
getLabel.TextStatusBar
Gets the current value of a label
Settings
Class for applicational settings
getDoubles.Arguments
Coerces to a double vector and validates
finalizeSession
Function to call for finalizing the R session
loadAnywhere.Settings
Loads settings from file
SmartComments
Abstract class SmartComments
as.list.Options
Gets a list representation of the options
bunzip2
Bunzip a file
as.character.ProgressBar
Gets a string description of the progress bar
printf.Verbose
Formats and prints object if above threshold
FileProgressBar
A progress bar that sets the size of a file accordingly
displayCode
Displays the contents of a text file with line numbers and more
getRaw.GString
Gets the unprocessed GString
removeDirectory
Removes a directory
equals.Verbose
Checks if this object is equal to another
LComments
The LComments class
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
isZero
Checks if a value is (close to) zero or not
getWritablePathname.Arguments
Gets a writable pathname
getNumerics.Arguments
Coerces to a numeric vector and validates
downloadFile.character
Downloads a file
callHooks.function
Call hook functions
isOpen.character
Checks if there is an open connection to a file
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
cat.Verbose
Concatenates and prints objects if above threshold
touchFile
Updates the timestamp of a file
getHostname.System
Retrieves the computer name of the current host
Arguments
Static class to validate and process arguments
findGhostscript.System
Searches for the ghostview binary on the current system
getBuiltinDatetime.GString
Gets the current date and time
convertComment.VComments
Converts a verbose comment to R code
asShort.Java
Converts a numeric to a Java short
equals.Options
Checks if this object is equal to another Options object
getBuiltinUsername.GString
Gets the username of the user running R
currentTimeMillis.System
Get the current time in milliseconds
arrayIndex
Converts vector indices to array indices
convertComment.SmartComments
Converts a single smart comment to R code
getBuiltinOs.GString
Gets the operating system of the running machine
mkdirs
Creates a directory including any necessary but nonexistent parent directories
exit.Verbose
Writes a message and unindents the following output
getBuiltinHostname.GString
Gets the hostname of the system running R
getLeaves.Options
Gets all (non-list) options in a flat list
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
getBuiltinRversion.GString
Gets the current R version
devSet
Activates a device
capture.Verbose
Captures output of a function
readTableIndex
Reads a single column from file in table format
mapToIntervals.numeric
Maps values to intervals
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
popMessage.TextStatusBar
Adds a message above the status bar
increase.ProgressBar
Increases (steps) progress bar
timestamp.Verbose
Writes a timestamp
findGraphicsDevice.System
Searches for a working PNG device
Non-documented objects
Non-documented objects
as.character.GString
Gets the processed character string
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
as.logical.Verbose
Gets a logical value of this object
setLabels.TextStatusBar
Sets new values of given labels
asLong.Java
Converts a numeric to a Java long
isMatrix.Assert
Static method asserting thatan object is a matrix
dataFrame
Allocates a data frame with given column classes
asByte.Java
Converts a numeric to a Java byte
countLines
Counts the number of lines in a text file
setOption.Options
Sets an option
devIsOpen
Checks if a device is open or not
MultiVerbose
A Verbose class ignoring everything
System
Static class to query information about the system
colClasses
Creates a vector of column classes used for tabular reading
TextStatusBar
A status bar at the R prompt that can be updated
capitalize
Capitalizes/decapitalizes each character string in a vector
isOn.NullVerbose
Checks if the output is on
Verbose
Class to writing verbose messages to a connection or file
callHooks
Call hook functions by hook name
createLink
Creates a link to a file or a directory
resample
Sample values from a set of elements
seqToIntervals
Gets all contigous intervals of a vector of indices
devGetLabel
Gets the label of a device
getIndices.Arguments
Coerces to a integer vector and validates
isFile
Checks if the file specification is a file
loadToEnv
Method to load objects to a new environment
isOn.Verbose
Checks if the output is on
patchCode
Patches installed and loaded packages and more
printf
C-style formatted output
enter.Verbose
Writes a message and indents the following output
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
getUsername.System
Retrieves the name of the user running R
getBuiltinPid.GString
Gets the process id of the current R session
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
getRegularExpression.Arguments
Gets a valid regular expression pattern
splitByPattern
Splits a single character string by pattern
flush.TextStatusBar
Flushes the output
getVariableValue.GString
Gets a variable value given a name and attributes
gzip
Gzip/Gunzip a file
devDone
Closes an on-screen (interactive) device
summary.Verbose
Generates a summary of an object if above threshold
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
getRelativePath
Gets the relative pathname relative to a directory
getBuiltinRhome.GString
Gets the path where R is installed
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
listDirectory
Gets the file names in the directory
intToBin
Converts an integer to a binary/octal/hexadecimal number
less.Verbose
Creates a cloned instance with a higher threshold
sourceTo
Parses and evaluates code from a file or a connection
inherits.Assert
Static method asserting that an object inherits from of a certain class
writeRaw.MultiVerbose
Writes to each of the Verbose objects
isScalar.Assert
Static method asserting thatan object is a single value
insert
Insert values to a vector at certain positions
isVector.Assert
Static method asserting thatan object is a vector
loadObject
Method to load object from a file or a connection
isDirectory
Checks if the file specification is a directory
getVector.Arguments
Validates a vector
ruler.Verbose
Writes a ruler
newline.TextStatusBar
Writes a newline
openBrowser.System
Opens an HTML document using the OS default HTML browser
evaluate.Verbose
Evaluates a function and prints its results if above threshold
off.Verbose
Turn off the output
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
nbrOfOptions.Options
Gets the number of options set
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
isDone.ProgressBar
Checks if progress bar is completed
getThreshold.Verbose
Gets current verbose threshold
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
on.Verbose
Turn on the output
getReadablePathname.Arguments
Gets a readable pathname
str.Options
Prints the structure of the options
more.Verbose
Creates a cloned instance with a lower threshold
whichVector.logical
Identifies TRUE elements in a logical vector
moveInSearchPath
Moves a environment in the search path to another position
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
setThreshold.Verbose
Sets verbose threshold
devSetLabel
Sets the label of a device
validate.VComments
Validates the compiled lines
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
getTimestampFormat.Verbose
Gets the default timestamp format
newline.Verbose
Writes one or several empty lines
parse.GString
Parses a GString
png2
A PNG device for Bitmap Files via GhostScript
readShort.Java
Reads a Java formatted short (16 bits) from a connection
getOption.Options
Gets an option
hasOption.Options
Checks if an option exists
isPackageLoaded
Checks if a package is loaded or not
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
toUrl
Converts a pathname into a URL
jpeg2
A JPEG device for Bitmap Files via GhostScript
readRdHelp
Reads one or more Rd help files in a certain format
isPackageInstalled
Checks if a package is installed or not
setLabel.TextStatusBar
Sets the value of a label
writeRaw.Verbose
Writes objects if above threshold
onSessionExit
Registers a function to be called when the R session finishes
mergeIntervals.numeric
Merges intervals
getAbsolutePath
Gets the absolute pathname string
remove.FileProgressBar
Removes the progress file for a file progress bar
setProgress.ProgressBar
Sets current progress
lapply.MultiVerbose
Applies a function to each of the Verbose objects
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
reset.SmartComments
Resets a SmartComments compiler
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
readInt.Java
Reads a Java formatted int (32 bits) from a connection
timestampOn.Verbose
Turns automatic timestamping on and off
relibrary
Reloads a package
parse.SmartComments
Parses one single smart comment
print.Verbose
Prints objects if above threshold
setMaxValue.ProgressBar
Sets maximum value
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
print.GString
Prints the processed GString
update.ProgressBar
Updates progress bar
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
warnings.Verbose
Outputs any warnings recorded
resetWarnings
Resets recorded warnings
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
setTimestampFormat.Verbose
Sets the default timestamp format
setStepLength.ProgressBar
Sets default step length
setTicks.ProgressBar
Sets values for which ticks should be visible
update.TextStatusBar
Updates the status bar (visually)
saveObject
Saves an object to a file or a connection
setDefaultLevel.Verbose
Sets the current default verbose level
reset.VComments
Resets a VComments compiler
str.Verbose
Prints the structure of an object if above threshold
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
as.double.Verbose
Gets a numeric value of this object
names.Options
Gets the full pathname of all (non-list) options
attachLocally.list
Assigns an objects elements locally
asInt.Java
Converts an numeric to a Java integer
lastModified
Gets the time when the file was last modified
commandArgs
Extract Command Line Arguments
doCall
Executes a function call with option to ignore unused arguments
compile.SmartComments
Preprocess a vector of code lines
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
getReadablePathnames.Arguments
Gets a readable pathname
isVisible.Verbose
Checks if a certain verbose level will be shown or not
sourceDirectory
Sources files recursively to either local or global environment
writeRaw.NullVerbose
All output methods
as.character.Options
Returns a character string version of this object
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
copyDirectory
Copies a directory
eps
EPS graphics device
findSettings.Settings
Searches for the settings file in one or several directories
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
getBuiltinTime.GString
Gets the current time
getIntegers.Arguments
Coerces to a integer vector and validates
isModified.Settings
Checks if settings has been modified compared to whats on file
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
reset.ProgressBar
Reset progress bar
subplots
Creates a grid of subplots
stext
Writes text in the margin along the sides of a plot
saveAnywhere.Settings
Saves settings to file
writeShort.Java
Writes a short (16 bits) to a connection in Java format
NullVerbose
A Verbose class ignoring everything
as.character.Verbose
Returns a character string version of this object
detachPackage
Detaches a packages by name
devNew
Opens a new device
devOff
Closes a device
getCharacters.Arguments
Coerces to a character vector and validates
getBuiltinDate.GString
Gets the current date
getEnvironment.Arguments
Gets an existing environment
getParent
Gets the string of the parent specified by this pathname
header.Verbose
Writes a header
isUrl
Checks if one or several pathnames is URLs
promptAndSave.Settings
Prompt user to save modified settings
pushState.Verbose
Pushes the current indentation state of the Verbose object
setValue.ProgressBar
Sets current value
readTable
Reads a file in table format
update.FileProgressBar
Updates file progress bar
validate.SmartComments
Validates the compiled lines
Options
The Options class
VComments
The VComments class
getLogicals.Arguments
Coerces to a logical vector and validates
getVerbose.Arguments
Coerces to Verbose object
isAbsolutePath
Checks if this pathname is absolute
readBinFragments
Reads binary data from disjoint sections of a connection or a file
toCamelCase
Converts a string of words into a merged camel-cased word