Two Dimensional Array

A few days ago a group of software engineers were discussing how the order in which the numbers of rows versus columns in a two dimensional array affect performance. That is; if an array has more rows than columns as opposed to more columns than rows, the time it takes to traverse the array will be affected. Continue reading “Two Dimensional Array”

Why Apache Cassandra?

cassandra_logoThe following question came up a couple weeks ago: Why would I use Apache Cassandra? First of all let’s get a definition for Apache Cassandra. Edited from Wikipedia (https://en.wikipedia.org/wiki/Apache_Cassandra):

“Apache Cassandra is a free and open-source distributed database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. Cassandra offers robust support for clusters spanning multiple datacenters, with asynchronous master less replication allowing low latency operations for all clients. Continue reading “Why Apache Cassandra?”