Techie – kenops

Updated Homelab using M910Qs and P320s

Recently, I gave my homelab a fresh upgrade by adding Lenovo ThinkCentre M910Q Tiny systems and a few P320s equipped with Nvidia Quadro P600 video cards. These systems are compact yet powerful, documented to support up to 32GB of RAM each—but with a bit of tweaking, they can handle an impressive 64GB! They might not… Continue reading Updated Homelab using M910Qs and P320s

Octoprint container in Debian Windows WSL 2 and Docker Desktop

Here’s a list of steps to get octoprint to run within a container on Windows. I happen to have a windows system running next to my ender so instead of infinitely waiting for a raspberry pi I decided to run octoprint in a container within windows – if possible. Using Debian was a challenge, but… Continue reading Octoprint container in Debian Windows WSL 2 and Docker Desktop

Docker volume backup and restore the easy way.

I haven’t had to move docker volumes around in a few years, but I finally had the need today. As usual, I searched for the process, knowing that most examples are… well… not very good. Well, as I almost resorted to pulling a manual job using ubuntu, I found a great write-up by Jarek Lipski… Continue reading Docker volume backup and restore the easy way.

Add HEIC support to nextcloud

From https://eplt.medium.com/5-minutes-to-install-imagemagick-with-heic-support-on-ubuntu-18-04-digitalocean-fe2d09dcef1 A restart of apache2 should finish the job. Check with the phpinfo() call…

Take control – from the Center for Humane Technology

I couldn’t agree more about how to take control of your digital consumption from, “The Center for Humane Technology”. Here’s the link and a snippet from the web site: https://www.humanetech.com/take-control

The Social Dilemma

I thought I understood the general concepts and algorithms that companies like google, Facebook, twitter, etc. use but I was astounded about how much it impacts us as a society. The documentary, “The Social Dilemma”, on Netflix, is filled with conversations with many of the original architects of these systems and how monetization though ad… Continue reading The Social Dilemma

Password-less ssh in 2 Glorious Steps…

Local System – Let’s call it alphaRemote System we don’t want to have to enter passwords for,Let’s call it foxtrot Prep: Harden your existing ssh keys since RSA 1024 sucks. This will create a new 4096 version – ed22519 is actually preferred so you can skip the rsa creation if preferred. me@alpha$ mv ~/.ssh/id_rsa ~/.ssh/id_rsa_legacyme@alpha$… Continue reading Password-less ssh in 2 Glorious Steps…

HomeLab Build

Since I had a old windows laptop as a plex and file server for years I thought it would be good to try something new. After researching options I ddecided to try FreeNAS. Since it has ZFS and I’m an old Sun guy – why not. Well…. After a few weeks I decided to abandon… Continue reading HomeLab Build

Raspberry Pi backup using fsarchiver and other tricks

So I ran into a few issues using the dd image backup I referenced prior Raspberry Pi 3 SDCard backup The Image is very large even though the data was not. For example on a 32GB SD card I was getting a 12GB file. I only have 3GB of data! so that was a bummer. When… Continue reading Raspberry Pi backup using fsarchiver and other tricks

Raspberry Pi 3 SDCard backup…

From https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=77492 dd if=/dev/mmcblk0 | gzip > /media/usb/mmcblk0.img.gz Checking if this works. More to come 🙂

Living on a Raspberry Pi!

This feels a little weird! Playing with the overclocking and it really makes a difference! The settings below look stable but make the proc very hot (over 85 degrees c.) From /boot/config.txt: # Overclock settings – disabled until heat sink is added. 170327 SeanK #arm_freq=1350 #core_freq=500 #over_voltage=4 #disable_splash=1 ##force_turbo=1 #boot_delay=1 #sdram_freq=500 Also created a script… Continue reading Living on a Raspberry Pi!

Snipe heaven

Ah good times… Below is from 2010! Here’s some new details on snipes… https://www.vogons.org/viewtopic.php?t=49073 I have 4 VM’s running MS-DOS and Netware. Game On! Instructions: Use a vnc viewer like TightVNC (realVNC didn’t work for me, only gave me a blank screen). Go to one of the following server wijgalt.homeip.net Connect to one of the… Continue reading Snipe heaven

Netgear Stora NAS

Warning: Nerd Content ahead! Since I work helping companies manage their enterprise storage environment, I tend to be very anal with storing my data at home. It needs to be resilient, redundant, and fast. Why? I’m retarded. Most of the time, I spend more than enough money on something I have to manage and… Continue reading Netgear Stora NAS

Best way to tether your iPhone – PDAnet

Unlike most apps that will provide a proxy web service to your computer through your iPhone PDAnet will provide a complete network solution for tethering your computer. Basically, you can use your iPhone as a computer wifi device, without restriction. While proxy apps will work well for web applications, it doesn’t work for stuff like… Continue reading Best way to tether your iPhone – PDAnet

Old fashion “Open Folder” Icon in the Dock

While the newer versions of OS X have been great and the dock has matured, I hated one thing. Sometimes I just want to put a directory on the dock without it doing it’s crazy effect stuff to it like Fan, Grid, List, etc. Many times all I want is a dock icon that will… Continue reading Old fashion “Open Folder” Icon in the Dock

Time lapse photos using your TI calculator

This is a great project for just about anyone who ever went to class with a TI calculator. With a few lines of code on the calculator and a 2.5mm male to male plug you can create time lapse photos. Turn a TI Graphing Calculator into an Intervalometer and Create Time Lapse Videos – More… Continue reading Time lapse photos using your TI calculator

Category: Techie