Learn the key standards—iBeacon, Eddystone, Bluetooth 4.0, and AltBeacon—and how they work with other proximity technologies. Then build your understanding

Shanti and Isaru journey north across post-apocalyptic ruins and harsh desert to find Hyperborea, the fallen city of the Samalites. There, they hope to find the

What if those moments we put down to coincidence are really the calling cards of God? What if those pinpricks of light in the darkest places are beacons to guid