January 2014
Beginner to intermediate
860 pages
20h 37m
Japanese
Content preview from Rクイックリファレンス 第2版
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762
付録 1 R リファレンス
データセット クラス 説明
waders data.frame waders
データフレームは
15
行、
19
列である。エントリは
夏季の渉禽類の数である。
whiteside data.frame
英国建築研究所（
UK Building Research Station
）の
Derek Whiteside
は、イングランド南西部の自宅での
2
つ
の暖房期（中空壁断熱材設置前の
25
週間と設置後の
30
週
間）の毎週のガス消費量と平均外気温を記録した。この実
験の目的は、断熱材のガス消費量への影響を評価すること
であった。
wtloss data.frame
8
ヵ月の体重更生プログラム中の
52
の時点における肥満患
者の体重（
kg
単位）を示すデータフレーム。
methods
このパッケージには、
R
オブジェクトの形式的に定義されたメソッドとクラスに加
え、その他のプログラミングツールが用意されています。
関数
関数 説明
@<-
オブジェクトの個々のスロットに関する情報の取得または設定を行う。
MethodAddCoerce
場合によっては
1
つ以上のメソッドを修正し、明示的にこの引数を
methodClass
（メソッドを明示的に定義しているクラス）に型強制する。
Quote
現在は
methods
パッケージに含まれているユーティリティ。このパッ
ケージで必要な機能（名前による要素の照合など）を提供するか、
S-PLUS
との互換性を追加する（またはその両方）。
S3Class
、
S3Class<- S3Class
は、
setOldClass ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.