Category: Uncategorized

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Irregular Path Tiles

In my posts a couple of months ago about the number of permutations in various path tile games (link1, link2, link3), I only talked about regular polygons. There are other shapes which tile the...

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Shelby & Salvadori

You know how sometimes a photo you saw when you were young sticks in your mind for years? This is one which did that for me: That’s Caroll Shelby driving an Aston Martin DBR1...

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Cleaning up

While cleaning up the study the last couple of evenings we found all sorts of treasures. A complete set of disks and manual for Microsoft Access 98; original Sim City disks for Macintosh; and...

SOPA Protest 1

SOPA Protest

Yesterday many sites either went black, or symbolically covered elements of their sites to protest the SOPA/PIPA bills going though congress. If you’d like to understand what’s so bad about these bills, the Khan...

Fixers 0

Fixers

I’ve mentioned iFixit here before (link1, link2). Their website is a great source of information about what’s inside your favorite gadgets and what you can do to fix them when they break. They’ve just...

Path Tile Games 4

Path Tile Games

There are a lot of interesting board games where you place tiles which have path segments connecting the sides. As you place these tiles against each other, they form large twisty paths which your...

CWRU 0

CWRU

Tom and I are off visiting college again. Today we visited Case Western Reserve in Cleveland. It’s not a school I knew much about until recently, but it seems pretty once. Tom described it...

William Kamkwamba 0

William Kamkwamba

Peter & I just finished reading The Boy Who Harnessed the Wind. It’s the story of William Kamkwamba , a boy who grew up in poverty and famine in rural Malawi. When he had...

How I Manage my Digital Images 3

How I Manage my Digital Images

A number of people of have asked me for details about how I manage my collection of digital imagery. I assume that they’re asking because they know that the collection is large (~30,000 images)...