It can also be used to get a very exact time stamp. Every GPS satellite has multiple atomic clocks and the time is included in the signal it sends out. With the help of these signals, a GPS receiver can determine the current time within 100 billionths of a second. These signals are for example used to synchronize base stations in cell phone networks.
“So this is the key. To be separate as an ego is the base of all misery; to be one, to be flowing, with whatever life brings to you, to be in it so intensely, so totally, that you are no more, you are lost, then everything is blissful.”—Osho (via nirvikalpa)
We are pleased to announce that the new 2010 U.S. Census datasets with their new geometry and attributes are now available as layer packages on ArcGIS.com. Block Group, Tract, County, and State are all represented as polygons with over 40 attribute fields containing population totals by age and race, along with family and household information. Census Blocks are represented as points with total population and household information.