Flickr is one of my favorite web applications. Often times, instead of building a photo uploading utility for small web sites I am working on, I will simply integrate the clients’ Flickr account into their website, using RSS and the Flickr API. Here’s how I do it.
Get the RSS Feed

require ‘rss’
require ‘net/http’
require ‘rexml/document’

@flickr_rss [...]