Array formulas let you perform calculations across entire ranges of data in a single formula. Hence, you can handle lightning-fast lookups, filtering, and sorting with just one po ...

Eric Katz writes about federal agency operations and management. His deep coverage of Veterans Affairs, Homeland Security, the Environmental Protection Agency and U.S. Postal Service has earned him ...

TV and home video editor Ty Pendlebury joined CNET Australia in 2006, and moved to New York City to be a part of CNET in 2011. He tests, reviews and writes about the latest TVs and audio equipment.