Racket, a multi-paradigm programming language belonging to the Lisp/Scheme family, has reached version 6.5, writes Ryan Culpepper on Racket blog. The new version adds several new features, including improvements to typed/untyped code interaction, faster iteration on hash tables and sets, and more.
Jenkins 2.0 beta is now available which includes a new Pipeline build delivery system using a DSL built on Groovy. That feature and a new user setup process aims to give users most of what the need out of the box.
PLT Design has announced Racket 6.3, the newest version of its multi-paradigm programming language belonging to the Lisp/Scheme family. Racket 6.3 introduces a new macro expander, an improved Redex DSL, and support for GTK3 among other things.
What makes language design successful? This is the question that Brian Kernighan, among the contributors to the development of Unix and father of Awk, tries to answer in a talk at the University of Nottingham.
Open Source project Masonry aims to make Auto Layout code more concise and readable. Masonry, “a light-weight layout framework which wraps Auto Layout with a nicer syntax”, enables a XIB- and Storyboard-free experience.
According to a study, the most expressive general-purpose languages are Clojure, CoffeeScript and Haskell. The study uses LoC/commit as the measuring unit of expressiveness.
The submission period to the LWC 2011 closed yesterday registering 11 participants. Model Driven Software Development (MDSD) is experiencing a rapid growth due to the emergence of "Language Workbenches" which allow the development of dedicated programming languages from which general purpose programming language code can be generated. InfoQ spoke with one of the organizers of LWC 2011.
The OOP conference (Object Oriented Programming) was held in Munich, Germany, from 24th to 28th January 2011 with “Business Impact through Mastering Change” as its general motto. Despite of its name, the OOP represents one of the largest and long-lasting events on the general field of software engineering.
Jean Bezivin retraces the path that lead to our current software engineering practices and explore new avenues for the coming decade as, he notes, "there are some indications that we are currently crossing some new frontiers in technology and practices".
Recently Adobe released Puppet recipes that they are using to automate Hadoop/HBase deployments to the community. InfoQ spoke with Luke Kanies, founder of PuppetLabs, to learn more about what this means.
Haml/Sass 3 is nearing its final release, anticipated on May 10, with the addition of CSS-like brace syntax to Sass as a principal feature.
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).
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'.
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.