Module: Daru

Defined in:
lib/daru/extensions/rserve.rb,
lib/daru.rb,
lib/daru/index.rb,
lib/daru/io/io.rb,
lib/daru/vector.rb,
lib/daru/version.rb,
lib/daru/dataframe.rb,
lib/daru/multi_index.rb,
lib/daru/core/group_by.rb,
lib/daru/plotting/vector.rb,
lib/daru/plotting/dataframe.rb,
lib/daru/accessors/gsl_wrapper.rb,
lib/daru/accessors/array_wrapper.rb,
lib/daru/maths/arithmetic/vector.rb,
lib/daru/maths/statistics/vector.rb,
lib/daru/accessors/mdarray_wrapper.rb,
lib/daru/accessors/nmatrix_wrapper.rb,
lib/daru/accessors/dataframe_by_row.rb,
lib/daru/maths/arithmetic/dataframe.rb,
lib/daru/maths/statistics/dataframe.rb,
lib/daru/accessors/dataframe_by_vector.rb

Overview

Support for converting data to R data structures to support rserve-client

Defined Under Namespace

Modules: Accessors, Core, IO, IOHelpers, Maths, Plotting Classes: DataFrame, Index, MultiIndex, Vector

Constant Summary collapse

SPLIT_TOKEN = 
','
VERSION = 
"0.1.0"
@@lazy_update = 
false

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.lazy_update ⇒ Object

A variable which will set whether Vector metadata is updated immediately or lazily. Call the #update method every time a values are set or removed in order to update metadata like positions of missing values.



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# File 'lib/daru.rb', line 13

def lazy_update
  @lazy_update
end

Class Method Details

.create_has_library(library) ⇒ Object 



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# File 'lib/daru.rb', line 15

def create_has_library(library)
  define_singleton_method("has_#{library}?") do
    cv = "@@#{library}"
    unless class_variable_defined? cv
      begin
        require library.to_s
        class_variable_set(cv, true)
      rescue LoadError
        class_variable_set(cv, false)
      end
    end
    class_variable_get(cv)
  end
end