The team at Reductive Labs recently announced the release of version 0.25.2 of Puppet, the open source Ruby-based configuration management and automation tool for Linux and Unix servers. In this software bug-fix release, 123 open tickets were closed, and the developers claim a reduced memory footprint, improved error reporting, threading, and lock contention (a source of reported system hangs).
James Gregory, the owner of the Fluent NHibernate project, has announced his project has reached the 1.0 milestone and it is currently a Release Candidate.
LESS and Sass are Ruby tools that allow to reduce redundancy in CSS files by introducing variables, mixins, and other time proven language features into CSS. We take a look at how the two tools work and what they offer.
Martin Fowler talks about ThoughtWorks's experience with using Ruby on client projects for the past three years, and the creation of a Ruby-based product 'Mingle'.
We take a look at 3 tools that will help streamline Ruby projects. Hoe 2.0.0 sets up projects and is now extensible with plugins. YARD is a documentation generator like RDoc and it's now powered by a new faster parsing strategy. Finally: Whenever takes care of defining and updating your crontab file - and it's configured with Ruby code.
Major features of “Oslo” May 2009 CTP are: “Quadrant”, a visual modeling tool, changes of the “M” language specification and the addition of predefined domain models to speed up development.
In this article, Jean-Jacques Dubray questions the belief that code and models are two separate worlds. He presents a unified view of Model Driven Engineering, Architecture and Programming models based on a novel approach to specify execution element semantics in DSLs.
In this interview Joseph Yoder talks about the Adaptive Object Model (AOM) architecture, a software architecture for easily adapting to changing business requirements.
In this talk Glenn Vanderburg discusses what the Ruby community has learned about building DSLs, and shows how to build state-of-the-art DSLs without going overboard.
RiCal is an implementation of RFC2445, better known as the iCalendar format. We talked to its creator Rick DeNatale to learn why Ruby needed a new library for parsing and generating the iCalendar format.
After many years in development, Intentional Software has finally released their Intentional Domain Workbench (IDW). JetBrains has open sourced their Meta Programming System (MPS), currently in Beta 2.
In this article Vaughn Vernon explains the difference between internal and external DSLs and shows the steps involved in developing a complex external DSL.
In this panel recorded during OOPSLA 2008, the panelists, Jeff Gray (moderator), Kathleen Fisher, Charles Consel, Gabor Karsai, Marjan Mernik, Juha-Pekka Tolvanen, talk about the benefits and drawbacks of using DSLs.
MountainWest RubyConf took place from 13-14 March in Salt Lake City. All talks are available from Confreaks; we picked some interesting ones – Rails 3 and Merb, DSL design, usability on Rails, Vertebra – and give a coarse summary and some pointers into the talks.
Did you know the last 15 regular expressions are cached? Or that the .NET engine uses a form of machine code? You can learn this and more from Jeff Moser's in-depth study of how regular expressions work in .NET.