The width=device-width part sets the width of the page to follow the screen-width of the device (which will vary depending on the device). The initial-scale=1 part sets the initial zoom level when the page is first loaded by the browser. 3. Containers. Bootstrap also requires a containing element to wrap site contents.
dirigente m, f (masculine and feminine plural dirigenti) 1  leading, ruling. 2  managerial, executive.
Rng (algebra) From Wikipedia, the free encyclopedia. In mathematics, and more specifically in abstract algebra, a rng (or pseudo-ring or non-unital ring) is an algebraic structure satisfying the same properties as a ring, without assuming the existence of a multiplicative identity.