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Ephemeralization or Heroku's Evolution to a Polyglot Cloud OS

by Michael Hunger on  Aug 10, 2011

Heroku recently announced its new Cedar stack and the addition of Node.js and Clojure as new deployment languages. InfoQ spoke with Heroku Co-Founder Adam Wiggins about this recent development, underlying principles and future plans. He compares a PAAS to an Operating System for the Cloud built atop of the combination of powerful, existing tools.

ClojureScript Brings Clojure To The Browser via Javascript

by Werner Schuster on  Jul 26, 2011 2

Rich Hickey has announced ClojureScript, a version of Clojure that is compiled to Javascript code, which will bring the Clojure language to the browser and to the mobile space. InfoQ takes a look at the rationale for and implementation of ClojureScript.

Writing HTML5 Applications with Google App Engine, Google Closure Library and Clojure

by Jean-Jacques Dubray on  Nov 09, 2010 1

Stefan Richter, CTO of Freiheit.com, explained this week at the Google Developer Day in Munich, his vision for writing rich internet applications using HTML5 and Google App Engine and why he thinks that it will be more difficult to build a client-side component based HTML5 when compared to Server-based page rendering.

Maven and JRuby Roundup: Maven_gem Brings Maven Libs to RubyGems, GemCutter Inspires JavaGems

by Mirko Stocker on  Dec 18, 2009 1

JRuby's Charles Nutter is making Maven artifacts installable as RubyGems. An alternative to using Maven is JavaGems, built on RubyGems, Bundler and Gemcutter to make it easier to install libraries for Scala, Clojure and other JVM languages. Also, JRuby gets the ability to generate real Java classes.

Clojure 1.1 Adds Transients, Chunked Sequences for Efficiency

by Werner Schuster on  Dec 17, 2009

Clojure 1.1 RC1 is out and cuts the overhead of functional programming with a few new constructs: transients bring controlled mutability for persistent data structures; chunked sequences make lazy sequences more efficient. InfoQ takes a look at what makes these improvements work.

Clojure Roundup: Distribution with Crane, Mathematics with Incanter, Builds with Leiningen 1.0

by Werner Schuster on  Dec 13, 2009

FlightCaster recently open sourced Crane, a tool for distributing and remotely controlling Clojure instances, currently specialized for EC2. Incanter is a Clojure library and tool that makes R-like statistical computations easy with Clojure. Also: the build and dependency management tool Leiningen 1.0 is now available.

Clojars and Leiningen Automate Library and Dependency Management for Clojure

by Werner Schuster on  Nov 19, 2009

Managing libraries and dependencies is tedious. Clojars is a new hosted repository for Clojure libraries inspired by Ruby Gems and Gemcutter. Together with a new build tool, Leiningen, Clojars takes the pain out of library management. InfoQ talked to Alex Osborne about Clojars and how it works.

Rich Hickey on Clojure's Features and Implementation

by Werner Schuster on  May 26, 2009 1

In this interview from QCon London 2009, Rich Hickey talks about Clojure. The discussion includes the ideas behind Clojure's STM support, what other concurrency primitives Clojure supports and which ones might get added in the future. Other topics covered are Clojure's AOT support, the role and implementation of multimethods, Clojure ports to other systems and much more.

Clojure Brings STM, LISP to the JVM

by Werner Schuster on  Jan 30, 2009 5

Clojure, a LISP-style language for the JVM, is gaining interest quickly. One of the reasons is definitely its approach to concurrency which builds on Software Transactional Memory (STM). We talked to Stuart Halloway who's writing the first book on Clojure for the Pragmatic Programmers.

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