As such it is one of the simplest possible models of computation. Nevertheless, there is an elementary cellular automaton (rule 110, defined below) which is capable of universal computation.
In 2012, there were some 3,997 distinct Android devices. This year there are a whopping 11,868. Eight versions of Android are currently in use and 37.9 percent of users are running Jelly Bean, the latest version of the mobile OS. Samsung's apparent share of the market is 47.5 percent.
15 best Android lock screen apps and lock screen replacement apps. The Android lock screen has evolved many times over the years. There have been various slide-to-unlock methods and OEMs have always put their own spin on things. As it turns out, there are also a lot of lock screen apps in the Play Store that can do even more.