Interactive Ruby Shell (Paperback)

High Quality Content by WIKIPEDIA articles! Interactive Ruby Shell (IRB) is a shell for programming in the object-oriented scripting language Ruby. The program is launched from a command line and allows the execution of Ruby commands with immediate response, experimenting in real-time. It features command history, line editing capabilities, and job control, and is able to communicate directly as a shell script over the Internet and interact with a live server. It was developed by Keiju Ishitsuka.