in reply to
Constants you cannot help but remember
License plate numbers
- mine, my wifes, my mother's, my uncle's, my first girl friend's, etc...
number of class c's (or ip's in fractions thereof) in /8 through /32
associated netmasks for same
The private blocks (10.0.0.0/8, etc...)
The boundaries between class A B C and D, 128, 192, 224...
Number of seconds for a multitude of times from doing so many dns records.
dozens and dozens of tcp/ip ports...
various photography related numbers
tungsten color temperature, 3200° kelvin
full sun, high noon color temperature, 5500° kelvin
my filter mount sizes, lens mount sizes
- Soc Sec # (mine and my wife's)
various phone numbers, mine, my cell, my wife's cell and work, my sis-in-law's home and cell, bro-in-law's cell, mom home and work, pharmacy, time-temp, etc...
and of course, the time of day when lunch starts...
Diplomacy is the art of saying "Nice doggie" until you can find a rock.