Google App Engine上のベスト・プラクティス、その１: Datastore
Google App Engine上でアプリを作りはじめて約二ヶ月。いろいろと分かって来たこともあるので、自分へのメモも含めてまとめてみる。まずは、Datastoreの話から。 なによりも大切なのはデータベースの設計 あたりまえと言えばあたりまえの話だが、App Engine上でアプリを作る上でもっとも大切なこと（＝頭を使うべきところ）は、データベースの設計である。特にリレーショナル・データベース（RDB）上でのアプリ作りに慣れた人には、大きな「発想の転換」が必要なので、ここは注意が必要。 特に絶対にやっては行けないのは、 将来RDB上へ移行できるようにレイヤーを作って、その上にアプリを作る RDB上に作ったアプリをデータモデルを大幅に変更せずにApp Engine上に移植する RDBを前提に設計されたフレームワークをApp Engine上に載せて、その上にアプリを作る など。App En
Security updates released
Posted by James Bennett on October 9, 2009 Today the Django project is issuing a set of releases to remedy a security issue. This issue was disclosed publicly by a third party on a high-traffic mailing list, and attempts have been made to exploit it against live Django installations; as such, we are bypassing our normal policy for security disclosure and immediately issuing patches and updated rel
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Seriously this time, the new language on App Engine: Java™
News, notes, tips and tricks from the Google App Engine Team Today, we're very excited to announce the availability of a new programming language for Google App Engine. Please welcome the Java runtime! When the two of us first heard the promise of Google App Engine, we realized that the chance to bring this kind of simplicity to Java developers was too good of an opportunity to pass up. When App E
Live From Google Campfire '09: Java Support Launches | TechCrunch
We’re here at the Google campfire event, where Google is celebrating the first birthday of App Engine and is planning planning to unveil new developer-related features. The event is being held in Google’s Building 43 instead of an outdoor amphitheater because of rain, but Google has decked out the room with a virtual fireplace, log podium, and atmospheric lighting. At this point Google hasn’t publ
Dojo 1.2 and Django 1.0 on Google App Engine 1.1.3
Important Update: Use Google App Engine Patch for Django integration instead. It integrates Django seamlessly and includes lots of other goodies. For Dojo, also consider using xdomain and loading Dojo from Google’s AJAX Libraries API. For Google App Engine Patch, see my more recent post. This area changes quickly, so check the dates on any blog posts you’re looking at! With the release of Google A
例のあれ（仮題）- Google App EngineのタイムゾーンがUTCなので。
2008/4/17 (木) p.m.09:59 Types and Property Classes - Google App Engine - Google Code pytz - World Timezone Definitions for Python Time zones in Google App Engine 日付変更線に近いところへお住まいの我々は困りますよね。や、別に困りはしませんが、面倒ですよね。って事で、変換しております。 最初、 timestamp + datetime.timedelta(hours=9) なんて事をやっていたのですけど、「あんまりだなぁ」と思ってGoogleさんのドキュメントを参考にpytzを使って timestamp.replace(tzinfo=pytz.utc).astimezone(pytz.timezone(settings.TIME_Z
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