第1回NTT-WEST学生向けアプリ開発コンテスト(WebRTC)の勉強会資料です。 ※コンテスト情報はFacebookページよりご覧ください! https://www.facebook.com/nttw.w.con Read less
![WebRTCの技術解説 公開版](https://cdn-ak-scissors.b.st-hatena.com/image/square/eab6ba8e1ebe6317ad3d1a6f1dfa356be008b9d6/height=288;version=1;width=512/https%3A%2F%2Fcdn.slidesharecdn.com%2Fss_thumbnails%2F20140805technicaldescriptionofwebrtcpublicedition-140807000856-phpapp01-thumbnail.jpg%3Fwidth%3D640%26height%3D640%26fit%3Dbounds)
JavaScriptのオススメのユーティリティ(配列・文字列・日付)ライブラリを紹介します。Read less
The document discusses using node.js with MongoDB. It includes examples of basic CRUD operations using the node.js driver and MongoDB native driver. It also discusses ORM libraries like Mongoose that provide an abstraction layer. The document contains code samples for performing inserts, updates, finds and counting documents using the native node.js driver and Mongoose.Read less
Tatsuro Hisamori from DeNA Co., Ltd. discusses mbga OpenPlatform and summarizes techniques for optimizing database and application performance including using tcpdump, Wireshark, and mk-query-digest to analyze SQL queries and network traffic. He also provides examples of optimizing resources and response times by distributing applications across virtual machines and monitoring CPU usage, database
HTML5 is all the rage with the cool kids, and although there's a lot of focus on the new language, there's lots of interesting new JavaScript APIs both in the HTML5 spec and separated out. This presentation will take you through demos and code behind the new JavaScript APIs, and explore where these features can be usedRead less
This document discusses database modeling for a system with companies, departments, and employees. It describes setting up composite primary keys to link the three tables together and using associations and joins to efficiently query across the tables. Methods are defined on the Company model to count employees. A view is created to select large companies with over 1000 employees.Read less
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