23. R のクライアントサーバ実装
Figure : http://rforge.net/Rserve
24. 文献情報
Hornik, K, and F Leisch. “A Fast Way to Provide R Functionality
to Applications.” Proceedings of DSC, no. Dsc (2003).
http://www.ci.tuwien.ac.at/Conferences/DSC-2003/
Proceedings/Urbanek.pdf
67. R の型
"NULL"' NULL
"symbol"' a variable name
"pairlist"' a pairlist object (mainly internal)
"closure"' a function
"environment"'an environment
"promise"' an object used to implement lazy evaluation
"language"' an R language construct
"special"' an internal function that does not evaluate
its arguments
"builtin"' an internal function that evaluates its
arguments
"char"' a scalar' string object (internal only) ***
"logical"' a vector containing logical values
"integer"' a vector containing integer values
"double"' a vector containing real values
"complex"' a vector containing complex values
"character"' a vector containing character values
"..."' the special variable length argument ***
"any"' a special type that matches all types: there
are no objects of this type
"expression"'an expression object
"list"' a list
"bytecode"' byte code (internal only) ***
"externalptr"'an external pointer object
"weakref"' a weak reference object
"raw"' a vector containing bytes
"S4"' an S4 object which is not a simple object