webotron
Using industrial automation techniques for creating web scraping tools
Industry uses machines that can easily maim or kill their operators and is also used in very adverse environments. In spite of this, production quality must be close to perfect without reliance on operator skill or attentiveness.
Control programs must be robust, yet simple enough to be understood and maintained by non programmer skilled trades like electricians .
The main programming model is the PLC which implements double buffering and an event loop. The most advanced production model...