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R.utils (version 1.19.5)
Various programming utilities
Description
This package provides utility methods useful when programming and developing R packages.
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Install
install.packages('R.utils')
Monthly Downloads
224,871
Version
1.19.5
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
January 17th, 2013
Functions in R.utils (1.19.5)
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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