If you use a Raspberry Pi, one feature you may not be aware of is that it has a hardware watchdog. When enabled and properly configured, if the system freezes up, the hardware watchdog will reset the system. That’s pretty…
Updated version of this for Raspbian Stretch here. The Raspberry Pi is a great computing device at a great price – but to keep costs down, sacrifices had to be made. One of those sacrifices was a so-called “real-time clock”…
I was trying to set up a fail2ban jail for wordpress inside a FreeBSD jail, but I just couldn’t get the rules to match. The fail2ban instance was running on the host machine, checking a log inside the jail. Turns…
If you have a Tytera MD-380 and would like to perform some alignment on it, you can enable “test mode” in the CPS.
I tested a couple of Baofeng handheld for compliance with FCC Part 97's spectral purity requirements.
Here’s how to ensure your Allstar node maintains a permanent connection to another node.
I’ve decided that I want to build a repeater controller using an Arduino. I’ve been wanting to learn Arduino for a while, and this seems like a great excuse. There are a lot of great repeater controllers out there already…
If you are running a transparent HTTP proxy on your network, you may have trouble with running Internet Recovery and Apple Hardware Test on Macs that support it. You’ll see a “-4403D” or “-4403F” error. For some reason, Apple’s servers…
I’ve been trying to install Mountain Lion in as a guest in Parallels 7, and I kept getting stuck at the initial grey Apple logo. To fix it, I just changed the number of CPUs to 2, and it booted…
Eclipse Juno looks terrible in Linux Mint 13 with the MATE desktop environment. Here’s an example of part of the screen: Everything is big and bulky, the tool bar’s style doesn’t really match the theme’s style. Here are the…