Author: Chris Cannam

Code

A note on the paging behaviour of more(1) in util-linux 2.38

Chris Cannam1 Comment

I just updated this system from util-linux 2.37 to 2.38 (util-linux is a set of small, commonly-used command line programs) to find a small but distracting change in the behaviour of more(1), the venerable text file pager utility. For as long I can remember, the behaviour of more when run on a text file shorter… Continue reading A note on the paging behaviour of more(1) in util-linux 2.38

Academics · Programs for Music

Note on “Explorations in Time-Frequency Analysis” by Patrick Flandrin

Chris Cannam

Patrick Flandrin is a physicist and signal-processing researcher whose name I first encountered as co-author (with François Auger) of a 1995 IEEE Transactions on Signal Processing paper called "Improving the Readability of Time-Frequency and Time-Scale Representations by the Reassignment Method". This crunchy publication (21 pages, dozens of equations and figures) took a pleasing idea —… Continue reading Note on “Explorations in Time-Frequency Analysis” by Patrick Flandrin

Actual physical objects made of stuff · Computers · Flat Things

Can you swap the keyboards between a Thinkpad T40 and an IBM SK-8845?

Chris Cannam2 Comments

No. (I'm posting this because it's something I searched for and didn't find an answer to.) The SK-8845 and its sibling the SK-8840 are IBM-branded keyboards with built-in trackpoint and trackpad. They appear to be essentially the keyboards from Thinkpad T40 (or T41, T42, T43) laptops, pulled out and put in a separate case for… Continue reading Can you swap the keyboards between a Thinkpad T40 and an IBM SK-8845?