Ruby is a language of careful balance. Its creator, Yukihiro “Matz” Matsumoto, blended parts of his favorit...

Rails is a web-application framework that includes everything needed to create database-backed web applicat...

It is a web application framework with expressive, elegant syntax. It attempts to take the pain out of deve...

Kafka is a distributed, partitioned, replicated commit log service. It provides the functionality of a mess...

It is a high-performance parallel programming language. It is statically and strongly typed, which allows t...