How to use screen scraping tools to extract data from the web
A perfect internet would deliver data to clients in the format of their choice, whether it’s CSV, XML, JSON, etc. The real internet teases at times by making data available, but usually in HTML or PDF documents—formats designed for data display rather than data interchange. Accordingly, the screen scraping of yesteryear—extracting displayed data and converting it to the requested format—is still relevant today....
