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検索結果
先頭5件
-
Integer
# prime _ division(generator = Prime :: Generator23 . new) -> [[Integer , Integer]] (27302.0) -
自身を素因数分解した結果を返します。
...、第2要素は n**e が self を割り切る最大の自然数 e です。
@raise ZeroDivisionError self がゼロである場合に発生します。
@see Prime#prime_division
//emlist[例][ruby]{
require 'prime'
12.prime_division #=> [[2,2], [3,1]]
10.prime_division #=> [[2,1], [5,1]]
//}... -
Integer
. from _ prime _ division(pd) -> Integer (27201.0) -
素因数分解された結果を元の数値に戻します。
...アの第一要素は素因数を、
第二要素はその素因数の指数をあらわします。
@see Prime#int_from_prime_division
//emlist[例][ruby]{
require 'prime'
Prime.int_from_prime_division([[2,2], [3,1]]) #=> 12
Prime.int_from_prime_division([[2,2], [3,2]]) #=> 36
//}... -
Integer
# rationalize -> Rational (27200.0) -
自身を Rational に変換します。
...自身を Rational に変換します。
@param eps 許容する誤差
引数 eps は常に無視されます。
//emlist[][ruby]{
2.rationalize # => (2/1)
2.rationalize(100) # => (2/1)
2.rationalize(0.1) # => (2/1)
//}... -
Integer
# rationalize(eps) -> Rational (27200.0) -
自身を Rational に変換します。
...自身を Rational に変換します。
@param eps 許容する誤差
引数 eps は常に無視されます。
//emlist[][ruby]{
2.rationalize # => (2/1)
2.rationalize(100) # => (2/1)
2.rationalize(0.1) # => (2/1)
//}... -
Integer
# to _ r -> Rational (21100.0) -
自身を Rational に変換します。
...自身を Rational に変換します。
//emlist[][ruby]{
1.to_r # => (1/1)
(1<<64).to_r # => (18446744073709551616/1)
//}... -
Kernel
. # Integer(arg , base = 0 , exception: true) -> Integer | nil (18458.0) -
引数を整数 (Fixnum,Bignum) に変換した結果を返します。
...リフィクスは、0b
(2 進数)、0 (8 進数)、0o (8 進数)、0d (10 進数)、0x (16 進
数) です。
@param exception false を指定すると、変換できなかった場合、
例外を発生する代わりに nil を返します。
@raise Argu......o_i
が整数(Integerのサブクラス)を返さなかった場合に発生します。
@raise TypeError 引数に nil を指定した場合に発生します。
//emlist[例][ruby]{
p Integer(4) #=> 4
p Integer(4_000) #=> 4000
p Integer(9.88) #=> 9
p Integer(nil) # c......nvert nil into Integer (TypeError)
p Integer(Object.new) # cannot convert Object into Integer (TypeError)
p Integer("10") #=> 10
p Integer("10", 2) #=> 2
p Integer("0d10") #=> 10
p Integer("010") #=> 8
p Integer("0o10") #=> 8
p Integer("0x10") #=> 16
p Integer("0b10")... -
OpenSSL
:: SSL :: OP _ NO _ SESSION _ RESUMPTION _ ON _ RENEGOTIATION -> Integer (18401.0) -
セッション再ネゴシエーションをした場合にサーバ側で 常に新しいセッションを生成するフラグです。
...セッション再ネゴシエーションをした場合にサーバ側で
常に新しいセッションを生成するフラグです。
OpenSSL::SSL::SSLContext#options= で利用します。... -
Gem
:: Specification # specification _ version -> Integer (15301.0) -
この Gem パッケージに用いられている gemspec のバージョンを返します。
この Gem パッケージに用いられている gemspec のバージョンを返します。 -
IO
# ioctl(cmd , arg = 0) -> Integer (15223.0) -
IO に対してシステムコール ioctl を実行し、その結果を返します。 機能の詳細は ioctl(2) を参照してください。
...
IO に対してシステムコール ioctl を実行し、その結果を返します。
機能の詳細は ioctl(2) を参照してください。
@param cmd IO に対するコマンドを整数で指定します。どのようなコマンドが使えるかはプラットフォームに依存し......。整数の時にはその値を ioctl に渡します。
文字列の場合には Array#pack した構造体だとみなして渡します。
arg が nil か false の場合には 0を、true の場合には 1 を渡します。
@raise IOError 既に close されている場...