We present EON, a logic-programming language and tool that can be used to model and analyze dynamic access control systems. Our language extends Datalog with some carefully designed constructs that ...

Learning a new language requires a lot of time, but not necessarily a lot of money. Whether you're traveling to a foreign country or studying for a class, these are the best free language learning ...

What impact is our email etiquette having on how we are perceived and even promoted at work? A councillor described disputes over bilingual signage and flags as a "vicious circle". Rory Bremner, Tony ...

Abstract: Petri nets (PNs) are graphical and mathematical tools used to model a variety of discrete event systems and analyze their properties. Reachability is their fundamental property that is ...

Language is a universal tool for every person in this world. It is the connecting link between nations, ethnicities, and people sharing a common background. The world of language is colorful and ...

The Department of Canadian Heritage supports two official languages funding programs from which several initiatives are derived. The collective goal of these programs is to: Enhance the vitality of ...

10 revealing facts about Japanese. Get your head around tongue twisters and jokes. It's also available in Japanese with audio.

Lattice agreement is a key decision problem in distributed systems. In this problem, processes propose values from a lattice, and must learn (non-trivial) values that form a chain. Unlike consensus, ...