One of the most common quickie projects on the web is to screenscrape a website and play around with its data. These projects are a lot of fun, and can allow for inventive mashups, but often the screepscraping scripts cause unnecessary load on the site's servers due to inconsiderate technique. This is an introduction to the art of compassionate screenscraping.
A fairly indepth tutorial which takes a look at using Clojure to extract data from webpages, using agents to process data, and a few other knickknacks.
I spent a while today writing a fairly kind content scraper for OneManga.com, which shows how to use Python's httplib2 and BeautifulSoup to scrape data with a flexible api and minimal http connections.
Software engineer, technical leader, sci-fi reader, and so on. Born in NC, living in SF, and glad to grab a coffee.