http://enigmastation.com:80/pebble/qotd/categories/Performance/ Interesting questions and answers on Java en Joseph Ottinger Wed, 03 Dec 2008 14:32:00 GMT Pebble (http://pebble.sourceforge.net) http://backend.userland.com/rss http://enigmastation.com:80/pebble/qotd/2008/08/27/1219844520000.html From ##java: &quot;If I was factorising all the numbers up to 1000000, would it be worth checking all primes up to sqrt(n) or would it be quicker to just check all primes up to that number, my tutor told me that the sqrt() function is expensive.&quot;<p><a href="http://enigmastation.com:80/pebble/qotd/2008/08/27/1219844520000.html">Read more...</a></p> Performance Languages and JVM http://enigmastation.com:80/pebble/qotd/2008/08/27/1219844520000.html#comments http://enigmastation.com:80/pebble/qotd/2008/08/27/1219844520000.html Wed, 27 Aug 2008 13:42:00 GMT