February 2014
Intermediate to advanced
372 pages
7h
Japanese
Content preview from Backbone.jsアプリケーション開発ガイド
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A.6
Backbone.js
の依存先
335
A.5.3
推奨される手法
名前空間に関する上記のパターンの中で、筆者がいつも
Backbone.js
アプリケーションに適用し
ているのは入れ子の名前空間とオブジェクトリテラルの組み合わせです。
比較的小規模なアプリケーションでは、単一のグローバル変数によるアプローチでも十分です。
しかし、深い入れ子状の名前空間が必要になる大規模なアプリケーションでは、読みやすく拡張性
も高い簡潔なソリューションが求められます。入れ子の名前空間のパターンはこれらの要件を満た
しており、
Backbone.js
を使った開発ではほとんどの場合このパターンが適しています。
A.6
Backbone.js
の依存先
ここからは、
Backbone.js
が内部で
jQuery
や
Zepto
そして
Underscore.js
をどのように利用して
いるかを明らかにします。
A.6.1
DOM
の操作
多くの開発者にとっては必要のない機能かもしれませんが、
Backbone.js
では
jQuery
や
Zepto
以
外のライブラリを使って
DOM
の操作を行うこともできます。ソースコードでは次のように定義さ
れています。
// Backbone.js
での
$
は
jQuery
または
Zepto
または
Ender
または私のライブラリ
//
（かもしれません）です
Backbone.$ = root.jQuery || root.Zepto || root.ender || root.$;
つまり、
Backbone.$ = myLibrary; ...
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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.