unboundVariables
(Package: twiddler) :
Find the unbound variables of an R expression
Returns the unbound variables of an R expression expr. The unbound variables are the variables in expr that are not bound (do not exist) in the environment of the caller of unboundVariables.
● Data Source:
CranContrib
● Keywords:
● Alias: unboundVariables
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twiddle
(Package: twiddler) :
Interactive manipulation of R expressions
twiddle automatically creates a GUI for interactively manipulating variables in an R expression expr. This GUI will contrain a control, i.e. a slider or a checkbox, for every unbound variable in expr. expr is re-evaluated every time the user changes a control after binding the unbound variables in expr to the new settings of their associated controls. This allows easy interactive exploration of parameter spaces.
● Data Source:
CranContrib
● Keywords:
● Alias: twiddle
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twiddle_print
(Package: twiddler) :
Print, then directly flush the output buffer
This function can be used to "print in realtime" on platforms that buffer console output, like on Windows.
● Data Source:
CranContrib
● Keywords:
● Alias: twiddle_print
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toggle
(Package: twiddler) :
Checkbox to manipulate a logical variable
toggle creates a checkbox twiddlerControl for manipulating logical variables.
● Data Source:
CranContrib
● Keywords:
● Alias: toggle
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shortenString
(Package: twiddler) :
Shorten a string if it is longer than a limit
Shorten a string if it is longer than a limit
● Data Source:
CranContrib
● Keywords:
● Alias: shortenString
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print.twiddlerControl
(Package: twiddler) :
Display information about a twiddler control
Display information about a twiddler control
● Data Source:
CranContrib
● Keywords:
● Alias: print.twiddlerControl
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knob
(Package: twiddler) :
Knob to manipulate a real valued variable
knob creates a slider twiddlerControl for manipulating real valued numerical variables.
● Data Source:
CranContrib
● Keywords:
● Alias: knob
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filer
(Package: twiddler) :
File selection dialog to manipulate a string variable denoting a filename
filer creates a file selection twiddlerControl for manipulating string variables denoting filenames.
● Data Source:
CranContrib
● Keywords:
● Alias: filer
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entry
(Package: twiddler) :
Text entry field to manipulate a string variable
entry creates a text entry field twiddlerControl for manipulating a string variable. The variable is updated on each keypress or when the input focus enters or leaves the text field. See the eval parameter for details.
● Data Source:
CranContrib
● Keywords:
● Alias: entry
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combo
(Package: twiddler) :
Combobox to manipulate a string variable by offering a list of alternative expressions
combo creates a combo twiddlerControl for selecting elements from a list of alternative expressions as substitutions for a variable.
● Data Source:
CranContrib
● Keywords:
● Alias: combo
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