news
today's howtos
-
HowTo Geek ☛ 7 Linux commands and shortcuts I wish I learned on day one
As a beginner, I used to feel like I was fighting with the command-line interface. It did eventually click for me, but I wish it happened sooner. This is a list of command-line actions and commands that I wish I had learned on day one.
-
Vikash Patel ☛ Wireless ADB When Your Network Fights You
Wireless ADB keeps timing out if you run a VPN or something like Cloudflare WARP. The issue is that these tools route all traffic through a tunnel and block direct peer-to-peer connections on your local network.
The fix is a one-time USB handshake to tell the device to listen on TCP before you go wireless.
-
Raspberry Pi ☛ Using I2C on Raspberry Pi SBCs [PDF]
All Raspberry Pi single-board computers, compute modules, and keyboard computers (Raspberry Pi 400, Raspberry Pi 500, Raspberry Pi 500+) support a protocol called I2C. This is a serial protocol that is commonly used to attach peripheral devices.
This white paper will explain how the I2C peripherals on Raspberry Pi devices are arranged and how to use them. It will also cover bit-banged I2C.
All of the information in this white paper is based on the Trixie version of Raspberry Pi OS, which is the latest version at the time of writing.