I spend a lot of my time working with Oracle Coherence. If you’ve never heard of Coherence it can briefly be described as a linearly scalable in-memory HashMap. By linearly scalable I mean a distributed HashMap, where each cluster member is responsible for storing a portion of the complete map. As everything is in-memory you maintain… Continue reading Oracle Coherence and MapReduce
If there’s one thing that really annoy me, it’s when I forget my password at some random website, ask for a password reminder and get my old password sent back to me in clear text in an email. This shows so many levels of ignorance in the people that developed the system, that I immediately feel like… Continue reading Hashing passwords
So a while back I came across this Java vs C++ performance benchmark. It was kind of dated and as the Java VM continues to improve (in addition to the C++ compiler I would presume), I thought it would be interesting to rerun the tests to see what we would end up with. So this is what I… Continue reading C++ vs Java performance; It’s a tie!