Apple is (or was) the Biggest User of Apache Cassandra

~ Oleg Dulin

One thing I did not realize about Cassandra is that Apple is (or was) one of the biggest Cassandra users out there: Word in Goldmacher's circles is that Apple will be “replacing” its huge Cassandra noSQL implementation with FoundationDB. Apple uses Cassandra for “iMessage, iTunes passwords, a bunch of stuff,” he says. In fact, Apple … Continue reading Apple is (or was) the Biggest User of Apache Cassandra

Building a Supercomputer in AWS: Is it even worth it ?

~ Oleg Dulin

The fact that Cray is still around is mind boggling. You'd think that commodity hardware and network technologies have long made supercomputing affordable for anyone interested. And yet, Cray Sells One of the World's Fastest Systems: “This, to IDC’s knowledge, is the largest supercomputer sold into the O&G sector and will be one of the … Continue reading Building a Supercomputer in AWS: Is it even worth it ?

Exploration of the Software Engineering as a Profession

~ Oleg Dulin

In 1992 Ed Yourdon wrote Decline and Fall of the American Programmer followed by Rise and Resurrection of the American Programmer just four years later. The first book spelled doom and gloom for the American Programmers who were going to get replaced by cheaper counterparts in India, Russia, Philippines, etc. The second book revisited some … Continue reading Exploration of the Software Engineering as a Profession

What can Evernote Teach Us About Enterprise App Architecture

~ Oleg Dulin

Evernote had 100 million users as of March 2014. In June 2012 they cited 1.4 million premium subscribers. Evernote Premium costs $45 per year. Businesses can purchase enterprise subscriptions with a different pricing plan, but $45 seems to be the lower number, so let's stick with that. It means that with 1.4 million paid subscribers … Continue reading What can Evernote Teach Us About Enterprise App Architecture