June 2022
Beginner to intermediate
672 pages
17h 23m
Japanese
Content preview from Head Firstデザインパターン 第2版 ―頭とからだで覚えるデザインパターンの基本
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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.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.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.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.
面白いことが起きたら、それを見逃したくはないですよね。オブジェクト
が気になることが起こったときに、オブジェクトにそのことを知らせるパ
ターンがあります。それが
Observer
パターンです。
Observer
パターン
は最もよく使われるパターンの
1
つで、非常に便利です。この章では
1
対
多の関係や疎結合などの
Observer
の興味深いさまざまな特徴について説
明します。このような概念を覚えておくと、パターンパーティの主役にな
れますよ。
やあ、ジェリー。パターングループの会
合が土曜の夜に変更になったことをみんなに
連絡しているところだよ。
Observer
パター
ンについて話し合う予定なんだ。このパター
ンは最 高だ！
最高だよ、ジェリー。
2
章
Observer
パターン
オブジェクトを事情通に
this is a new chapter
37
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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.