"Our main concern relating to this application is that the introduction of intensive dairy farming is new (first planning application in Wales) and consequently very few if any regulations refer to this form of intensive farming, " he said.

BBC: Super dairy plan in Powys rejected by councillors

Udacity offers 11 STEM courses like "Introduction to Physics, " "Intro to Computer Science, " and "Web Application Engineering" -- all free.

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The introduction of WebSockets allows fast bi-directional full-duplex connections between a browser and an application, useful for high-performance browser-based applications.

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