Jun 2, 2009 · The Java version runs fast, but I'd like to get it closer to the C version. I am using the Sun JDK v6u14. Obviously I can't get parity with the C application, but I'd like to learn what I can do to …

Apr 8, 2017 · Java Object Serialization Performance tips Asked 16 years, 11 months ago Modified 8 years, 10 months ago Viewed 17k times

Oct 26, 2010 · There are number of performance tips made obsolete by Java compiler and especially Profile-guided optimization. For example, these platform-provided optimizations can drastically …

Mar 16, 2012 · I'm writing a Java library that needs to compute SHA-1 hashes. During a common task, the JVM spends about 70% of its time in sun.security.provider.SHA.implCompress, 10% in …

Jun 27, 2014 · I want to know the performance of .size() method. Does this method returns a reference from the number of objects in the list (like a class member which is incremented every time when an …

Jun 20, 2015 · The Java compilers are also pretty good at sniffing for performance improvements, probably better than any single human. So while there are some obvious places you can improve, …

Aug 13, 2013 · Performance tips questions Asked 12 years, 3 months ago Modified 12 years, 3 months ago Viewed 176 times

Jul 2, 2012 · Setting a list reference to null doesn't result in re-use. You pretty much end up throwing away the original list and creating a new List object for use for the next time around.

Jul 19, 2013 · After reading a pretty good article on regex optimization in java I was wondering what are the other good tips for creating fast and efficient regular expressions?

Nov 6, 2014 · Performance tips for a different domain model in OptaPlanner Asked 11 years, 1 month ago Modified 11 years, 1 month ago Viewed 97 times