You've probably heard that Rails 3 adds a ton of new possible choices to the framework, as well as a bunch of really pleasant user-facing features. In this talk, Yehuda will talk about why you *should* upgrade to Rails 3 to get the new features, but why you should be careful about feeling like you must make choices in the new world of Rails 3.
Rubinius - is an alternatvie implementation of Ruby, written in Ruby. Ivan Samsonov will speaks about: Rubinius history, interpreter, VM architecture, compares performance, and plans for future.
Memory leaks, unstable daemons, lost connections and many other problems. That's just a part of list of problems you may easily face when developing Ruby application. Unix systems give a powerfull toolchain to diagnose basically any extraordinary situation. You will learn how to use all those tools to solve your problems with Ruby and any related service.
Developing our applications using Cucumber for acceptance testing. Anatomy, examples, patterns and anti-patterns.
Use cases and tools for static code analysis, that will help you to find bugs, antipatterns and duplicated code in Ruby and Rails applications. How to deal with Flog, Flay, Saikuro, Reek, Roodi, Metric Fu and many others.
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