Videos tagged with MRI

It has been said that Ruby is a slow language, but that is not true. Numerous Ruby projects have shown that it is possible to write fast, scalable software using Ruby. Merb, for instance, is faster than any major PHP web framework. In this talk, Carl will show how to take the many available tools, such as ruby-prof, RBench, and kcachegrind, and turn any old Ruby into a speed machine. The tips a...

MRI, JRuby, Rubinius and other ruby implementations. What is an extension developer to do? One for each? Enter Foreign Function Invocation. Rubinius and JRuby ship with a version of libffi, and the ‘ffi’ rubygem for MRI. Now we, as extension developers, can write an extension once, and have it run on multiple ruby engines. We will look at differences between building a tradition MRI...