April 2014
Intermediate to advanced
220 pages
4h 7m
Japanese
Content preview from AngularJSアプリケーション開発ガイド
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3.8
その他の便利なツール
71
●
デバッグを行う場合には必ず、最小化されていないバージョンのソースコードや依存先ライ
ブラリを使いましょう。変数名がわかりやすいだけでなく、行番号などの有益な情報を得ら
れます。
●
ソースコードは
HTML
の中に埋め込まず、独立した
JavaScript
ファイルに記述しましょう。
●
ブレークポイントはとても便利です。アプリケーションやモデルの内部状態など、任意の時
点でのあらゆる情報を手に入れられます。
●
現在の開発者向けツールの多くには、「すべての例外で停止」というオプション項目が用意さ
れています。例外が発生すると実行が中断されてデバッガが起動し、例外の原因となった行
が強調表示されます。
3.8.2
Batarang
続いて紹介するのが
Batarang
です。これは
Chrome
の拡張機能の
1
つで、デベロッパーツー
ル に
AngularJS
関 連 の 機 能 を 追 加 し て く れ ま す。
https://chrome.google.com/webstore/detail/
angularjs-batarang/ighdmehidhipcmcojjgiloacoafjmpfk
から
Batarang
をイン ス ト ー ル す る と、
デベロッパーツールに
AngularJS
というタブが追加されます。
AngularJS
アプリケーションの内部の状態がどうなっているか知りたいと思うことは多いので
はないでしょうか。それぞれのモデルやスコープあるいはその他の変数にセットされ ...
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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.