Posts from November 2019
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Ukulele chords from first principles: Part 2
In part 1, we derived all the common major, minor and seventh chords on the ukulele. We will now derive the remainder of the common chords – suspended (sus2/sus4), add9 (add2), augmented and diminished seventh chords.
Suspended (sus2/sus4) chords
We begin by considering the… »
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Ukulele chords from first principles: Part 1
This post demonstrates the derivation of all the major, minor and seventh (major, minor and dominant) chords on the ukulele. This group of chords can be arranged in a simple sequence that aptly demonstrates the relationship between the notes of the chords and their fingerings. … »
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CIGMAH Grand Prize donation distributions
This year, I was the winner of the inaugural Coding Interest Group in Medicine and Healthcare (CIGMAH) Puzzle Hunt Grand Prize, with a value of $150. I have now distributed the prize funds to the following charitable and not-for-profit causes:
Organisation AUD Electronic Frontiers Australia -
Relative mouse and keyboard input over SSH (or: I just want to play Minecraft)
Background
VNC allows viewing and control of a host computer over a network. However, VNC's mouse support uses absolute mouse positions, and is ineffective when the host computer's mouse cursor is programmatically repositioned. This poses a challenge for use cases such as 3D video gaming,… »