pegboard is a social bookmarking service that lets you save, search, share and tag your bookmarks with people all over the world!
An enjoyable and funny demonstration of the power of SQL on Rails. (They show you how to build a search engine.)
xml, pricing, collaboration, design, search, to buy, exploring art, digital goods, ekiben, minify, analytics, development, reporting, prototype, transportation, api, tutorial, bento, json, eur/usd, blog, crunchbase, database, links, fixed-gear, 37signals, data, everyblock, windows, places, font, bug tracking, seo, youtube, forex trader, jquery, magazine, web application, cakephp, new york, connecting, php, command line, iphone, iphone, business, php, microformat, authentication, news