Author Archives: Brian Gallimore

Batch Resize Pictures Using Linux Convert Utility

A quick and simple way to resize a folder full of pictures is to issue the following command on a Linux computer: $ for file in *.jpg; do convert $file -resize 25% rz-$file; done

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Dasher the Dog 2003-2018

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WeatherCam online

I hooked up an old analog camera I had laying around (one of the 15!) to an Axis 2400+ video server I bought off of ebay for $40.  A little script that runs every minute and copies a picture from … Continue reading

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Kodi, Sling, Plex, MythTV Entertainment Options

In a more-complicated-than-need-be step to canceling our satellite TV service, I installed MythTV backend and Plex server on an old computer that was sitting around.  I started by installing mythbuntu because I’m already comfortable with using Ubuntu.  MythTV uses the inexpensive … Continue reading

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Gardening and Permaculture posts at GalliStead.com

I created a new website GalliStead.com where I’ll make all future posts about gardening, permaculture, and aquaponics related projects and updates at our house. I hope to get fencing put in and have a few sheep or goats too. So … Continue reading

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Long Range Vehicle Sensor Using Data Radios

Here is another fun project I just finished up.  My client wanted to be able to know if a vehicle (a train actually) is coming from a mile away.  We used a Banner radar sensor in retroreflective mode, a Banner … Continue reading

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Full Size Remote Control Boat

Here is a fun project I did for a client that needed a way to safely crash a boat for a test.  I used an inexpensive model RC transmitter and receiver, two robotics motor controllers, a linear actuator, a DC … Continue reading

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Pro Audio Cables – Typical Connections

I ran across this diagram of typical pro audio cables and their pin outs, so I’m saving it here:

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Virtual Network Interface Shared with VMWare and VirtualBox

Here is how I set up a dummy (virtual) network interface on my linux (Mint/Ubuntu) host computer to create a local network that guest VMs in both VMWare and VirtualBox could access.  This network allows resources sharing among multiple guest … Continue reading

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How to: Linux Dual Boot on Dell 7710 with Windows 10, NVMe SSD, and UEFI

subtitle:  Linux doesn’t see Samsung SM951 M.2 PCIe NVMe SSD on Dell Precision 7710 laptop preloaded with Windows 10 Here are the steps I took to get LinuxMint 18 installed on a laptop with a NVMe SSD and UEFI while … Continue reading

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