Category Archives: Geek

“We’ve arranged a civilization in which most crucial elements profoundly depend on science and technology.” –Carl Sagan

One Note To Rule Them All (not the one you think)

Looking back at my web search history, I have been on a quest for several months now to find a note-taking application that checks a couple of very specific boxes and that I can use for documenting my home network (aka home lab) setup.… Read the rest

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Finally upgrading my Raspberry Pi 3B+ from SD-Card to SSD

I have one last Pi still running on SD-Card and know it is only a matter of time before it the card gives up the ghost. This is my basement Pi, which has done service as an IR camera with Open CV, and still does duty as a Python development kick-around, and, more importantly, is my current air quality sensor for the basement.… Read the rest

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Enable Timestamp in History Command in Linux

This is something that I have often thought would be very handy to have, but was never arsed to go looking to see if it was possible. Well, I was arsed today.

You can easily see which commands you ran in the past.

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Configuring VLANs on Proxmox- An Introductory Guide

Much easier to implement than I was expecting.
I am moving what will be my initial Mastodon server off of my main (Trusted) vlan to the IoT vlan. I need to investigate the best way to implement Proxmox in general. Should I create a Server vlan?… Read the rest

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Air quality measurement sensor with ESPhome

The original guide shows the build using the ESP8266 board. While there is nothing wrong with this build, the ESP8266 does not have built-in Bluetooth support, which is all the rage these days.

Source: Air quality measurement sensor with ESPhome

I have a working ESP32 prototype on my desk.… Read the rest

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What I Did on My Mid-Summer Vacation: Day 5

Forecast for the day is a heat advisory. If we haven’t already been under one, having one today was really bad news. I took advantage of not being able to work out in the yard to get caught up on the checking account and paying the couple of bills that were sitting on my desk.… Read the rest

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More Let’s Encrypt V3, Part B, Subparagraph G

Well, it has been three months since I last had to wrestle with Let’s Encrypt certs.

As expected, they did not auto-renew.

I issued the commands found in the previous post on this topic and noticed something.

[name@server ~]$ .acme.sh/acme.sh --issue --server letsencrypt -d www.nycnyne.net
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What I Did on My Mid-Summer Vacation: Day 3

If I had a late start yesterday, I was even more delayed on the third day.

First, I was informed that “the family” had decided that they wanted ad-blocking turned back on on the pfSense firewall. I was told to turn this off several months ago.… Read the rest

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Neofetch: For Super-Cool Login Banners

While I am writing blog posts, this is one that I find myself searching for quite often. Be another one to bake into the Ansible template. If you want a wicked awesome login banner, like this one:

sudo apt install neofetch
sudo bash -c $'echo "neofetch" >> /etc/profile.d/mymotd.sh
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Fun with Proxmox, PRTG, SNMP, and a boatload of Mea Cupla

The Elitedesk 800 G4 Mini PC is just about 100% built, hardware-wise. I am waiting for the VGA Flex IO port to arrive. Looks like I put it in the cart, but did not press “Buy” for a few days, so, mea culpa.… Read the rest

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