Posted by: Vijay Dev on: August 28, 2008
I came to know about these and much more in this Java IAQ by Peter Norvig.
Counting down (i.e. for (int i=n; i>0; i–)) is twice as fast as counting up: my machine can count down to 144 million in a second, but up to only 72 million.
Calling Math.max(a,b) is 7 times slower than [...]