# BarCampLondon2 Recap: Offline Web Applications, Amazon EC2, and OpenID

DevFeed: [BarCampLondon2 Recap: Offline Web Applications, Amazon EC2, and OpenID](<https://devfeed.tech/articles/barcamplondon2-wrapup-35345.md>)

Original publisher: [Read original article](<https://darkcoding.net/society/barcamplondon2/>)

Author: Graham King

Published: 2007-02-25T13:05:28Z

Content type: article

Language: en

Sources: [Graham King](<https://devfeed.tech/sources/graham-king.md>)

Topics: [web applications](<https://devfeed.tech/topics/web-applications.md>), [Amazon EC2](<https://devfeed.tech/topics/amazon-ec2.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Rails](<https://devfeed.tech/topics/rails.md>), [Amazon S3](<https://devfeed.tech/topics/amazon-s3.md>), [Google Calendar](<https://devfeed.tech/topics/google-calendar.md>), [openid](<https://devfeed.tech/topics/openid.md>), [Firefox](<https://devfeed.tech/topics/firefox.md>)

Tags: [amazon-ec2](<https://devfeed.tech/tags/amazon-ec2.md>), [conference](<https://devfeed.tech/tags/conference.md>), [firefox](<https://devfeed.tech/tags/firefox.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [openid](<https://devfeed.tech/tags/openid.md>), [rails](<https://devfeed.tech/tags/rails.md>), [recap](<https://devfeed.tech/tags/recap.md>), [s3](<https://devfeed.tech/tags/s3.md>), [society](<https://devfeed.tech/tags/society.md>), [software](<https://devfeed.tech/tags/software.md>)

## AI overview

A recap of BarCampLondon2 highlights sessions on offline web applications, including a proxy-based approach for using Google Calendar without a network connection; running Rails applications on Amazon EC2 with persistent storage in Amazon S3; and an explanation of OpenID.

## Source excerpt

"Unconvention-al Conversations: A BarCampLondon2 Recap."