There are three mainstream data transfer methods as of now: radio waves; copper/fiber conductors; and Bluetooth. The latter has a very small range and is too slow for data transmission and hence can ...

nRF24L01+ modules like the one shown above are a great way to send data wirelessly between your projects. They can be found on many websites for less than $1.50 a piece and many libraries exist for ...

In a previous article, we explained how you can use the sendfile() syscall to reduce the overhead of data transfer from a disk to a network. Now, we’re going to cover another aspect of network ...