Move all projects from old website over
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content/hand-of-ozymandias.md
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Title: Hand of Ozymandias
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Date: 2012-03-23
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Category: Projects
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Summary: A withered hand I welded out of scrap metal.
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I was visiting my cousins in Radium, BC and decided to learn stick welding at
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their shop. I wanted to create a sculpture, so with pieces of scrap metal I
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welded together this hand. The beads are far from perfect. Working with small
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pieces of rusted metal made it difficult.
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![a rusted metalic hand]({static}/images/hand-of-ozymandias/hand1.jpg)
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## The Name
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One of my favourite poems is [Ozymandias](https://en.wikipedia.org/wiki/Ozymandias)
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by Percy Bysshe Shelley. It's about the inevitable complete decline of all
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rulers and the empires they build, however mighty in their time. This is the
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hand of Ozymandias sticking out from the sand, grasping for life after he has
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been reduced to dust.
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## Construction
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I eyeballed the joint angles and my cousin cut them to spec with an angle
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grinder. It was made in a machine shop with no real planning done ahead of time.
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In between welds, I used my own hand as a reference. Below is a picture of me
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adding a bead to it.
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![me welding the hand causing a very bright light]({static}/images/hand-of-ozymandias/hand2.jpg)
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content/images/dress/dress1.jpg
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content/images/dress/dress2.jpg
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content/images/hand-of-ozymandias/hand1.jpg
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content/images/hand-of-ozymandias/hand2.jpg
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content/images/light-switch/light1.jpg
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content/images/light-switch/light2.jpg
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content/images/light-switch/light3.jpg
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content/images/painting/painting1.jpg
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content/images/painting/painting2.jpg
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content/images/plant-waterer/waterer1.jpg
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content/images/plant-waterer/waterer2.jpg
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content/images/plant-waterer/waterer3.jpg
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content/images/solar-car/solar1.jpg
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content/images/solar-car/solar2.jpg
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Title: My First Review
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Date: 2010-12-03 10:20
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Modified: 2020-05-09 5:12
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Category: Review
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Summary: test
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[TOC]
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Following is a review of my favorite xyz.
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asdfasdfasdfasdf
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## header
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test test
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```
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this is a code block
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<html>
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</html>
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```
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### smaller header
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hello world
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#### Tiny header
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paragraph
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##### mini header
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paragraph
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### how to install
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update packages:
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```
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sudo apt update
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```
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install packages:
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|
||||
```
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sudo apt install qot
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```
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clone the repo:
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```
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git clone https://example.com
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```
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all done!
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content/led-dress.md
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Title: LED Dress
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Date: 2016-03-18
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Category: Projects
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Summary: A dress made out of LEDs that twinkle like stars
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A friend of mine was attending a stars and constellations themed ball. She
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wanted to wear a dress that was lit up with LEDs acting as twinkling stars.
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Seven of the 28 stars are aligned to resemble the Big Dipper constellation and
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twinkle differently than the rest, which twinkle in a random pattern.
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![a blue dress with a number of LEDs shining through the fabric]({static}/images/dress/dress1.jpg)
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## Construction
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The LEDs came from that strip that was cut up and soldered together with very
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small wires. Each of the LEDs can be controlled individually.
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![the controller circuit board on the left, and the soldered together LEDs on the right]({static}/images/dress/dress2.jpg)
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21 of the stars are light magenta in color and twinkle by fading randomly. The
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seven LEDs that form the Big Dipper continually scroll through a gradient of
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three colors. Instead of calculating the values of each color in the gradient as
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the program runs, a lookup table is used.
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<center>
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<video autoplay muted loop>
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<source src="{static}/videos/dress/dress3.mp4" type="video/mp4">
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Your browser does not support the video tag.
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</video>
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</center>
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content/light-switch.md
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Title: Remote Control Light Switch
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Date: 2014-10-09
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Category: Projects
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||||
Summary: A device to toggle my lights remotely.
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||||
I wanted the ability to toggle my bedroom light remotely for convenience. I
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designed a circuit that allows me to control my light with any
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device that can load a webpage.
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I still wanted to be able to control the light manually, so I bought a metallic
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face-plate and turned it into a capacitive touch sensor. The slightest touch
|
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anywhere on the plate is enough to toggle the light. I had to electrically
|
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isolate the metal screws from it because they screw into a grounded switch box.
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![a rusted metalic hand]({static}/images/light-switch/light1.jpg)
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|
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## Function
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I have a Raspberry Pi ($35 computer) on my home network that runs a web server.
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When you connect to it in your web browser, a page loads with buttons to turn
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the light on or off. When you press a button, the server executes a command that
|
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sends a message over Bluetooth to the light switch. The Bluetooth module in the
|
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wall receives this message and forwards it to the microcontroller, which
|
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processes it and toggles the relay. The whole circuit is also powered from mains
|
||||
by an AC-DC converter.
|
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|
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This entire process happens quicker than half a second, so it feels instant.
|
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|
||||
![a rusted metalic hand]({static}/images/light-switch/light2.jpg)
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![a rusted metalic hand]({static}/images/light-switch/light3.jpg)
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content/painting.md
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Title: Man’s Reach Exceeds His Grasp
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Date: 2012-04-11
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Category: Projects
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||||
Summary: My first attempt at painting with acrylic.
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||||
The painting is called “Man’s Reach Exceeds His Grasp”. I've always wanted to
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try painting and thought I had a good idea, so after a couple of drawings I
|
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attempted to paint it. I eventually got it framed at Michaels. Many thanks to my
|
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friend Laura for the opportunity to do this, I couldn't have done it without her
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help.
|
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|
||||
![a painting of water pouring out of a vase and into a hand]({static}/images/painting/painting1.jpg)
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|
||||
## The Meaning
|
||||
|
||||
It’s hard to see in the photo, but the moment the water touches his hand it
|
||||
turns into sand and is taken by the slight breeze. The title is a quote from
|
||||
Andrea del Sarto, a poem by Robert Browning. It is also said by Nikola Tesla’s
|
||||
character in my favourite movie, [The Prestige](https://www.imdb.com/title/tt0482571/).
|
||||
|
||||
“I, painting from myself and to myself,
|
||||
Know what I do, am unmoved by men’s blame
|
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Or their praise either. Somebody remarks
|
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Morello's outline there is wrongly traced,
|
||||
His hue mistaken; what of that? or else,
|
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Rightly traced and well ordered; what of that?
|
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Speak as they please, what does the mountain care?
|
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Ah, but a man’s reach should exceed his grasp,
|
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Or what’s a heaven for?”
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||||
– Robert Browning from *Andrea del Sarto*
|
||||
|
||||
## Creation
|
||||
|
||||
I started with the background, trying to make it blurry and out of focus, then
|
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slowly progressed to the foreground. The hands were drawn in pencil and painted
|
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in. It was quite difficult to get the blending and shadows perfect, but I had
|
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Laura to tell me when things didn't look right. Below I am trying to figure out
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what a hand looks like in a mirror.
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![me looking at my own hand in the mirror]({static}/images/painting/painting2.jpg)
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content/plant-waterer.md
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Title: Automatic Plant Waterer
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Date: 2014-06-05
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Category: Projects
|
||||
Summary: A device that automatically waters plants.
|
||||
|
||||
One day I decided watering my lone plant was too much work, so I automated it.
|
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It's also great for when I'm on vacation. The plant is a year old now and
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doesn't look as good as when it was younger (kinda like you). So this machine is
|
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like its life support.
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Update: this plant died long ago.
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|
||||
![the device and pump on a 2L pop bottle with a tube running to a flowerpot]({static}/images/plant-waterer/waterer1.jpg)
|
||||
|
||||
## First Attempt
|
||||
|
||||
The design was very simple and soldered together on perf board. A
|
||||
microcontroller turns the pump on for 20 seconds, then waits 24 hours and
|
||||
restarts. The pump ran way too fast so it was slowed down to 10% power.
|
||||
|
||||
This design suffered from a fatal problem. After running, there was a chance
|
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that the tube would stay full of fluid. If the water level in the pop bottle was
|
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too high, it could siphon out. I woke up with a flower pot overflowing with
|
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water a couple of times.
|
||||
|
||||
![a new version feeding into a different plant]({static}/images/plant-waterer/waterer2.jpg)
|
||||
|
||||
## Second Attempt
|
||||
|
||||
I liked the idea so much that I made a second iteration. This one used a custom
|
||||
printed circuit board with a lot more features. The pumping duration could be
|
||||
adjusted with a screwdriver. This was useful as the plant (now a
|
||||
[Ming aralia](https://en.wikipedia.org/wiki/Polyscias_fruticosa)) grew.
|
||||
|
||||
Another feature was the ability to run the pump backwards. This completely
|
||||
eliminated the siphoning problem from before. After pumping for a set duration,
|
||||
it would run backwards until the tube was cleared of water.
|
||||
|
||||
![the new version beside a big Min aralia plant]({static}/images/plant-waterer/waterer3.jpg)
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content/solar-car.md
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Title: Solar Car
|
||||
Date: 2013-04-27
|
||||
Category: Projects
|
||||
Summary: About my time volunteering with the University of Calgary Solar Car Team, where I designed a maximum power point tracker.
|
||||
|
||||
I joined the University of Calgary Solar Car Team in my first semester for a
|
||||
chance to learn things, gain practical experience, and meet people that share my
|
||||
interests. The car was the top Canadian team in a 3000 km race from Darwin to
|
||||
Adelaide, Australia in 2011. We met up at a shop on campus every Saturday
|
||||
morning to work on the new Generation IV of the solar car.
|
||||
|
||||
![the MPPT device, a printed circuit board with components]({static}/images/solar-car/solar1.jpg)
|
||||
|
||||
## The Helianthus MPPT
|
||||
|
||||
I was in charge of designing and assembling the MPPTs (maximum power point
|
||||
trackers) for the new generation solar car. An MPPT extracts as much power out
|
||||
of the solar cells as possible. The solar array operates less efficiently
|
||||
without them. The Generation IV car, Schulich Delta (pictured below) uses seven
|
||||
of them: one per section of solar cells with similar lighting conditions. Andrei
|
||||
and I designed the MPPT above.
|
||||
|
||||
![our team of 30 standing behind the solar car which is covered in sponsor logos]({static}/images/solar-car/solar2.jpg)
|
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content/videos/dress/dress3.mp4
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themes/theme/static/me.jpg
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Before Width: | Height: | Size: 324 KiB After Width: | Height: | Size: 124 KiB |
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@ -1,8 +1,20 @@
|
|||
{% extends "base.html" %}
|
||||
|
||||
{% block content %}
|
||||
<p>
|
||||
Hi, I'm Tanner! I do firmware design and web development, although I majored
|
||||
in electrical engineering.
|
||||
</p>
|
||||
|
||||
<h2>Contact Info</h2>
|
||||
|
||||
<p>
|
||||
Email: <a href="mailto:site@tannercollin.com">site@tannercollin.com</a> <br />
|
||||
Telegram: @tannercollin
|
||||
</p>
|
||||
|
||||
{% for article in articles_page.object_list %}
|
||||
<h2><a href="{{ article.url }}">{{ article.title }}</a></h2>
|
||||
<h3><a href="{{ article.url }}">{{ article.title }}</a></h3>
|
||||
<p class="metadata">
|
||||
{{ article.locale_date }}
|
||||
{% if article.modified %}
|
||||
|
|
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@ -1,6 +1,8 @@
|
|||
body {
|
||||
text-rendering: optimizeLegibility;
|
||||
font: 1.2rem/1.0 Lato,sans-serif;
|
||||
background-color: rgb(245, 245, 245);
|
||||
background-color: white;
|
||||
}
|
||||
|
||||
a {
|
||||
|
@ -47,6 +49,12 @@ pre {
|
|||
|
||||
.topbar {
|
||||
text-align: center;
|
||||
margin-bottom: 2rem;
|
||||
}
|
||||
|
||||
.content .topbar img {
|
||||
width: 14rem;
|
||||
height: auto;
|
||||
}
|
||||
|
||||
.topbar ul {
|
||||
|
@ -92,10 +100,25 @@ pre {
|
|||
font: 1.2rem/1.5 Apparatus SIL,serif;
|
||||
}
|
||||
|
||||
.content a {
|
||||
.content p a {
|
||||
border-bottom: 1px solid #000;
|
||||
}
|
||||
|
||||
.content img {
|
||||
width: 100%;
|
||||
height: auto;
|
||||
}
|
||||
|
||||
.toclink:not(:hover)::after {
|
||||
visibility: hidden;
|
||||
}
|
||||
|
||||
.toclink::after {
|
||||
color: #999;
|
||||
content: "\00B6";
|
||||
margin-left: 0.5rem;
|
||||
}
|
||||
|
||||
@media screen and (min-width:36rem) {
|
||||
.content {
|
||||
margin-left: 10rem;
|
||||
|
|