PUBLIC MARKS from jpcaruana with tags Grails & ruby

Today, what does a developer do when they want to start a project from scratch? Do I go with JSF? Ruby on Rails? JRuby? Groovy on Rails? Struts 2? GWT? Flex?

As developers desire to benefit from the conciseness and features of the multitude of languages that target the JVM, the question of which of those languages to master next comes up from time to time. Frederic Daoud points out the plusses and minuses of Groovy, JRuby, and Scala, showing a small illustrative program in each.