Friday, April 27, 2012

SSH keys

If you would like not to type in your password every time you connect to a remote server (and it really does make a difference), this is what you want:
http://en.wikipedia.org/wiki/Ssh-keygen
and if you want multiple private keys:
http://www.karan.org/blog/index.php/2009/08/25/multiple-ssh-private-keys

Tuesday, April 24, 2012

Prevent mouse from waking computer from sleep

On Windows 7:

Control panel → Mouse → Hardware tab → Properties → Change Settings → Power Management tab → uncheck "Allow this device to wake the computer"

Convoluted much?

Monday, April 23, 2012

Medium-format photography adventures!

Developing 120 black-and-white film

Revision history


2012/04/23: Initial release.
Notes from development: Increase duration of continuous wash. Consider switching to 1+3 developer dilution with 22 min. development time. Also consider reducing development time. Also, developer ended at 22°C.

2012/05/01: Increased continuous wash duration to 5 minutes. Added note to minimize handling of developer tank.
Notes from development: Started developer temp at 19.5° to allow for heating; ended at 21°C. Some artifacts along top edge of film ("top" relative to coiled cylinder inside the developing tank), see this example.

Wednesday, April 4, 2012

Tuesday, April 3, 2012