Mark Coleman

Running script forever with foreverjs

Reboot! C_LOG_26

My next challenge is to figure out how to make sure our node script is running on boot of the raspberry pi.

Simplified Script
This is our simplified script we want to run at system boot.

var wpi = require('wiring-pi');

var express = require('express');
var app = express();

wpi. . . .

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December 26, 2015

Merry Christmas

Long exposure Tree Edition, C_LOG_25

Good Morning, today is Christmas! Looking at our tree it was time to recreate something I saw online where you would perform a long exposure of the tree while adjusting the zoom ring.

First Attempt
Silvrback blog image
this was a bit dark so had to adjust aperture

With my first attempt I dialed in the camera to f22, a 6 second exposure, . . .

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December 25, 2015

Fixing the Tree


Today I attempted to recreate a missing ornament on our advent tree calendar. Years ago a crafty puppy decided to eat the star. Today I recreated a version out of paper and cardboard. I will fashion a version out of wood in the future but for now this will work.

missing star
Silvrback blog image

impression from a crayon
Silvrback blog image

paper . . .

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Posted in: clog

December 24, 2015

Controlling the Flow

Relay tied into an extension cord, C_LOG_23

Now that I have the relay hooked up I was able to make the small LEDs on the relay flash it is now time to use it to switch power. Before we get started I would like to state I really don't know what I am doing but do have some basic electrical experience and need to state we are now dealing with 120v which is dangerous. Please be careful . . .

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December 23, 2015

Wiring up a Relay


A couple weeks ago I purchased a SunFounder 2channel 5v relay so I can use the Pi to control a device remotely (I am looking at you Mr. Christmas Tree)

The Relay
Silvrback blog image

This was the first time pulling it out of the box and immediately I was confused on how to hook this thing up as there were no diagrams or instructions. After . . .

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December 20, 2015

Coloring Kang


This morning I finished up my drawing of Kang. This one took longer than I expected but turned out pretty good. I need to continue practicing with the tools so I can make smooth lines and have better proportions.


video from procreate

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Posted in: clogdrawing

December 19, 2015

Inking Kang


Today I took my sketch and inked it for coloring in the coming day.

Silvrback blog image

mental recap

  • I need to sketch in a color other than black so inking is easier.
  • Inking while sitting down at a table is so much easier.

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December 18, 2015

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Got It!