One of the aspects we have to work around building and improving a dynamic language implementation on the Java Virtual Machine is the way the JVM loads and executes bytecode. In order for JRuby to take advantage of the Hotspot just-in-time (JIT) compiler,
You've built a vibrant community of Family Guy enthusiasts. The SVD recommendation algorithm took your site to the next level by allowing you to leverage the implicit knowledge of your community. But now you're ready for the next iteration - you are about
Passadinha rápida só pra deixar registrado uma dica pra quem for instalar (ou tentar) o novo serviço de internet móvel da Claro com 3g no Mac OS. Eu assinei o serviço de 1mps e recebi “de cortesia” o modem USB Huawei E226. No manual que acompanha
I first used Behaviour-Driven Development in a relatively disciplined way when writing Walrus. BDD is an incredible safety net for a beginner (Walrus was my first ever real Ruby project; previously I had only written 10-line scripts). It allows you to ens
O ActiveRecord tem como uma de suas principais funcionalidades abstrair o acesso ao banco de dados para o desenvolvedor. Através dele é possivel fazer todo o CRUD ( Create, Read, Update, Delete ) sem usar a linguagem SQL, entre outras consultas intelige
I've been doing some quick and dirty shootouts running the Petstore app from TW-commons RubyForge project. The purpose of this exercise was not to draw any conclusions, but to get a gut feel for the various factors that have significant impact on performa
RM-Install, powered by BitRock, is a free, multi-platform, enterprise-class Ruby on Rails stack enabling you to instantly begin developing and deploying great Rails applications without the worry of installing or maintaining the various integrated softwar
Note that I made a grave error of thinking before writing this article: I forgot the copy-on-write page sharing of modern Unices. I added two paragraphs to this article that should clarify the point. Thanks for your comment, Alex.
Behold, behold, Rails 2.0 is almost here. But before we can slap on the final stamp, we’re going to pass through a couple of trial release phases. The first is this preview release, which allows you to sample the goodies in their almost finished state.
A simple script that, given a CSS stylesheet and either a .txt file listing URLs of HTML files, or a directory of HTML files, will iterate over them all and list the CSS statements in the stylesheet which are never called in the HTML.
I have been thinking much about Metaprogramming lately. I have come to the conclusion that I would like to see more examples and explanations of these techniques. For good or bad, metaprogramming has entered the Ruby community as the standard way of accom
Most web applications have many more model objects exposed on the backend, or admin side, than they do on the front. Coding interfaces for all those models is redundant and a waste of resources when all you need is CRUD functionality that’s smart enough
If you read discussions about programming languages, one topic is quite common: "Why do people use an inferior language like Java/C++/what-the-hell and not a superior language like Lisp/Haskell/Python/you-name-it"?