Welcome to the world of “wireless magic.” 802.11 (Wi-Fi) wireless LANs have exploded onto the scene with an excitement not seen since the introduction of the Internet itself. Getting rid of the wires means getting rid of the hassle.With Wi-Fi, you can roam through your favorite coffee shop, boardroom or living room, all the while...

Mastering Bitcoin is essential reading for everyone interested in learning about bitcoin basics, the technical operation of bitcoin, or if you're building the next great bitcoin killer app or business. From using a bitcoin wallet to buy a cup of coffee, to running a bitcoin marketplace with hundreds of thousands of transactions, or...

An affectionate if impressionistic portrayal of one of the century's greatest and strangest mathematicians. Though little known among nonmathematicians, Erdos, who died in 1996 at age 83, was a legend among his colleagues. According to Hoffman (Archimedes' Revenge, 1988), the Hungarian was so devoted to mathematics that he went without...

Hundreds of millions of Americans are using social media (SM), and already some 70% of businesses have joined them there, using Facebook and other SM platforms to connect with their customers, and attract new ones. So the real question isn’t whether to take your business onto social media platforms—but how to do it quickly,...

Prior to the 1970s, computer and electronics-based technology was hardly a pervasive part of our everyday lives. Automobiles were not yet computerized, fax machines were just taking off, and, significantly, the personal computer had yet to be popularized. Individuals who dreamed of a career in information technology departments were...

• Create web content with version 5.3 of...

Dr. Bob Arnot, the bestselling author of The Aztec Diet, shows you how to use the power of America’s favorite drink—coffee—to achieve improved health, longevity,...

Cadillac and The Rolling Stones. Victoria’s Secret and Madonna. Wal-Mart and...