Wyvern 1845, when it became the crest of its unofficial coat of arms. The company asserted that the "wyvern was the standard of the Kingdom of Mercia", and that it was "a quartering in the town arms of Leicester". However, in 1897 the "Railway Magazine" noted that there appeared "to be no foundation that the wyvern was associated with the Kingdom of Mercia". A green Wyvern stands in the emblem of the ancient and historical umbrian city of Terni, the dragon is called by the citizens with the name of Thyrus. Sable wyvern on a white background with endorsed wings forms
Wyvern (programming language) Wyvern (programming language) Wyvern is a computer programming language created by Jonathan Aldrich and Alex Potanin for the development of web and mobile applications with security and assurance being number one priority. Wyvern supports object capabilities, it is structurally typed, and aims to make secure way of programming *easier* than insecure - as described in the Wyvern Manifesto. One of the early available features that make Wyvern special is a way to safely use multiple programming languages within the same program so programmers can use the language most appropriate for each function while at the same time increasing the program's