Journey's End

May 03
2015

Dec 04
2014

Producing Technical Drawings In Blender

I do all my 3D design in Blender, producing models fit for 3D printing. It isn't as hard as it sounds as long as you keep to the following rules:

  • Keep consistent scale. For me that means 1 Blender unit = 1 mm
  • Use boolean operations on meshes, avoid editing meshes …
ts=15:29 tags=[blender]

Sep 12
2014

Sep 12
2014

Adventures in Python Optimisation

Recently I found myself looking at the following piece of code and trying to optimise it:

from __future__ import division

import numpy as np

MagneticPermeability = 4*np.pi*1e-7
MagneticPermeabilityOver4Pi = MagneticPermeability / (4*np.pi)

def fieldfunc_py(p, q, moment):
  r = p - q 
  rmag = np.sqrt(r.dot(r))

  rdash3 = rmag …
ts=14:41 tags=[python,c,code,software]

Aug 30
2014

Play Child of Light in English on PS Vita

If you want to play Child of Light on PS Vita, you will not only need to download the online update, you will also need to set your system language to English (US). If you have it set as English (UK) then you will continue seeing the game in Japanese …

ts=00:01

Aug 26
2014

From Lyx/Latex to Word

This is sort of a placeholder post. Busy meeting a deadline, but this should help future Steve and anyone else when you need to turn your Lyx document into a Word document while keeping the format mostly sane. Broken, but sane.

  1. Export as Latex (plain).
  2. Run

    • latex <name of tex …

Aug 26
2014

Nov 06
2013

May 19
2013

Dec 15
2012

Un/check all items in iTunes 11


I subscribe to The Moth, and had previously selected all episodes to be sync'd to my iPhone. Recently I found myself short on space, so I wanted to tell iTunes 11 to stop doing that. Previously, it was a simple case of multiple selection in a list and uncheck, but …

ts=13:35

Oct 16
2012

Sep 15
2012

Sep 14
2012

Notes On Running Calibre On A Server

Calibre is a great tool, especially for converting between ebook formats. Here are some notes for getting it to run on a headless server.

  • The binary installer off the website works fine — ignore warnings about completion and desktop integration failing.
  • The installer will always pollute /usr/bin regardless of the …
ts=09:50 tags=[software,oss,linux]

Sep 14
2012

Nook vs Kindle

Definitely the Kindle. Amazon offers an amazing service, especially their personal document service's email feature. That is simply divine. Furthermore, Amazon isn't nearly so annoying to use as a non-US citizen. I don't have to use a trick credit card or proxies to purchase ebooks. Amazon just sells them to …

ts=08:24 tags=[rant]

Sep 14
2012

Acorn vs Pixelmator

Pixelmator wins hands down. Compared to Pixelmator Acorn is anaemic in terms of features and costs more than twice as much.

Disclosure:  I originally got Acorn as part of MacHeist, so I didn't pay full price for it. I did pay full price for Pixelmator.

Cheers,
Steve

ts=08:20 tags=[rant,software,osx]

Aug 28
2012

Thoughts on The Design of SPOT2 GPS

  1. I love the fact the screws holding down the battery cover has little flip up handles so you can turn them with just your fingers, and that they are set so that they don't fall out once loosened. This is top quality design. However, the battery compartment door is not …
ts=08:35 tags=[rant]

Aug 23
2012

Jumpcut is dead. Long live Jumpcut

I used to use Jumpcut a long time ago, and was a big fan of it. At some point, I think around 10.5, it stopped working, and I let it go -- too busy at the time to poke at it.

Recently however my interest in it was piqued again …

ts=07:57 tags=[software,osx,oss]

Aug 19
2012

Aug 15
2012

Jul 22
2012

2012-07-22

Over this weekend I have been working on faerii, a USB controlled RGB LED based around the ATtiny85.

Here is a picture of the breadboard prototype

faerii breadboard prototype
The ATtiny85 is mid centre, and immediately above it is the ISP header. To the left of the ISP header, near …
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