webscraping for jounalists
Post on 09-May-2015
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DESCRIPTION
From a presentation I have at the Canadian Association of Journalists on how journalists can learn to web scrape. Most of the presentation was real-time demos not included in this PPT deck.
TRANSCRIPT
Webscraping for journalistsCAJ May 13, 2011
“A little Wget magic”
Webscraping
Using software that simulates a web browser to download large quantities of information from a web site.
Why webscrape?
• Assemble your own copy of online data• Save time pointing-and-clicking
Why webscrape?
• Data publishers (governments) want you to access data on their terms
Tools for scraping
• DownThemAll (2)
• APIs• Wget• Custom scripts
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