Find four hobbies you love: One to make you money, one to keep you in shape, one to be creative, and one to make the world a ...

A dispenser can be made using 7 cobblestones, 1 bow, and 1 redstone powder. The damaged bows also work in crafting a dispenser block. While a dispenser can use an item, the dropper drops the item in ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...