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Introducing the inexpensive ESP-01 Wi-Fi module
19 December 2017 | Updated 5 June 2018
The ESP-01 is a popular, inexpensive microcontroller board with built-in Wi-Fi. It makes use of the, now, widely used ESP8266 microcontroller chip.
Communicating between 2 Raspberry Pis using sshpass
10 September 2016 | Updated 24 October 2018
sshpass is a Linux software package that can be used to establish a direct (secure) connection between two Linux operated computers. This connection allows ‘remote’ access to a ‘local’ computer to run commands ‘locally’. Communicating between 2 Raspberry Pi’s using sshpass will show you how.
Understanding some common network protocols
7 September 2016 | Updated 17 November 2017
Deeper exploration into the world of inter-computer communications will reveal more and more types of communications (e.g. radio waves, Ethernet, Bluetooth, etc.), their interfaces and the network protocols they use.
Using the Raspberry Pi as a home web server
18 January 2016 | Updated 19 November 2017
A web server is a computer that can send and receive data via a web browser. It uses, the very popular, Hypertext Transfer Protocol (HTTP), the basic network protocol used to distribute information on the internet.
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