Simon's Musings

IXPs (Internet Exchange Points) are facilities where ISPs (Internet Service Providers) meet and can set up interconnection (peering) and exc...

Last year I had a lot of fun with the small puzzles of Google Treasure Hunt.   This year, there was no treasure hunt, so I decided to partic...

This is another one that lends itself to a nice solution in Common Lisp. It helps not to be too worried about efficiency in the beginning -...

First I was kind-of proud to turn in the solution about 32 minutes after the puzzle was published, in spite of phone calls and other diversi...

Many have published one-liners for this. Just shows you how dense I am. Also, I was confused about the fact that the whole pathname, rathe...