March 2021
Intermediate to advanced
800 pages
8h 35m
Japanese
Content preview from 入門 Python 3 第2版
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1章Pyの味見
汚い言語だけが広く使われるようになる。Pythonだけが例外だ。
──ドナルド・クヌース
1.1 なぞなぞ
2つの簡単ななぞなぞから始めよう。次の2行はどういう意味だろうか。
(Row 1): (RS) K18,ssk,k1,turn work. (Row 2): (WS) Sl 1 pwise,p5,p2tog,p1,turn.
技術的なもの、何かのコンピュータプログラムのようなものに見える。しかし、実際には、これはニットパターンだ。具体的には、靴下のかかとの部分の曲げ方を説明しているニットパターンの断片である（図1-1参照）。
図1-1 ニットの靴下
私からすると、うちの猫が数独を見てちんぷんかんぷんなのと同じぐらいわけがわからない。しかし、私の妻なら完璧に理解できるし、あなたが編み物をする人ならやはりわかるだろう＊1。
＊1 監訳注：国によって編み方や記号が異なる。日本ではJIS L0201「編目記号」によって定義されているほか、文章ではなく編図で説明する場合が多い。
では、次の問題。インデックスカードに書かれていたものだ。最終的に何ができあがるのかはわからなくても、何のためのものかはすぐにわかるはずだ。
1/2 c. バターまたはマーガリン 1/2 c. クリーム 2 1/2 c. 小麦粉 1 t. 塩 1 T. 砂糖 4 c. 潰したじゃがいも（冷やしたもの） 小麦粉を加える前にすべての材料をかならず冷やしておいてください。 ...
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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.