August 2017
Intermediate to advanced
500 pages
12h 3m
Japanese
Content preview from PythonとJavaScriptではじめるデータビジュアライゼーション
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292
12 章 データの配信
シンプルな
API
の作成がどれほど容易であるかがわかりました。この
API
を拡張できる方法が
たくさんありますが、とりあえずプロトタイプを作るにはこの
API
が小規模で便利です。
しかし、ページ付け、認証、高度な
RESTful API
が提供するようなその他の多くの機能が必
要な場合はどうなるでしょうか。この時点で、また最初から作り直したくないので
Python
プロ
グラマなら、既存のツールを使って何とかしたいと思うでしょう。
Flask
はとても人気のあるフ
レームワークで、
RESTful API
は急速に
Web
標準になりつつあります。おそらく、誰かが既に試
しているでしょう。次の章では、
2
つの
Flask RESTful
プラグインの動作を説明します。
SQL
と
MongoDB
ベースの
NoSQL
の例です。これらのライブラリによって数行の
Python
でフル機能の
RESTful API
を実現でき、初心者におそらく必要になるデータの切断やスライスをすべて提供しま
す。
12.4
静的な配信を使うか動的な配信を使うか
どのようなときに静的または動的な配信を使えばよいかは状況に大きく依存します。妥協が必要
なこともあります。スループットは地域やデバイスで異なります。例えば、都会から離れた環境で
スマートフォン向けの可視化を開発している場合のデータ制約は、ローカルネットワーク上で動作
している組織内データアプリでの制約とは大きく異なります。
究極の指針はユーザエクスペリエンスです。最初は多少待たされても、データキャッシュで電光 ...
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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.