InfoQ Homepage Virtual Machines Content on InfoQ
-
Rubinius 1.0 Brings MRI 1.8 Compatibility and Near Speed Parity
Rubinius has just released their first candidate for 1.0, bringing Ruby 1.8 compatibility and near speed parity. InfoQ talked to Evan Phoenix about what it took to get here and whether Rubinius will run Rails.
-
JDK 7 Milestone 5 Includes Concurrency and Performance Updates, But Is Not Feature Complete
Sun's Java SE team recently released the Milestone 5 build of JDK 7. This was expected to be a feature complete release of Java 7 but is some way short of that. InfoQ takes a look at what has been added and some of the major features still missing.
-
JRuby's New IR Paves the Way for Future Performance Improvements
A new intermediate representation (IR) for JRuby code enables many optimizations and could bring the next performance boost. InfoQ talked to Subbu Sastry who works on the IR.
-
Ruby VM Roundup: MacRuby 0.5 Beta 2 Adds AOT Tooling, Rubinius 0.13 Released
Beta 2 of MacRuby 0.5 improves compatibility and adds new tools for Ahead of Time (AOT) compilation and building standalone applications. Rubinius 0.13 was released with improved performance using LLVM, a JIT and a new compiler.
-
Duby and Surinx, an Interview With Charles Nutter
Charles Nutter talks about his two new languages for the JVM: Duby and its dynamic cousin Surinx.
-
MacRuby 0.5 Beta Brings JIT, AOT, GCD Support, Removes GIL
The first beta of MacRuby 0.5 is available, complete with a new VM, JIT and AOT - and without the GIL. InfoQ talked to the MacRuby core team about the state of MacRuby and whether there'll be a way to write Ruby apps for the iPhone using MacRuby.
-
Sun Drops the Swing Application Framework from Java 7
The Swing Application Framework will not make it into Java 7, though a number of forks have subsequently sprung up to continue its development. Plans for another much requested feature, CSS-based styling for Swing components, have also been abandoned.
-
JRuby Roundup: 1.4 Features, JRubyConf Schedule, MLVM
JRuby 1.4 is coming up with 1.8.7 support and improved Java integration. First builds that bundle JRuby and MLVM are available. Also: JRubyConf's program has been announced - and some more seats are available.
-
Future of the Threading and Garbage Collection in Ruby - Interview with Koichi Sasada
InfoQ caught up with the creator of Ruby 1.9.x's VM Koichi Sasada to talk about what's coming for Ruby 1.9.2, the state of the Global Interpreter Lock (or Global VM Lock) and what it'll take to get a generational GC in 1.9.x.
-
Commercial Java Compiler Protects Eclipse RCP Applications
Excelsior LLC recently released the latest version of Excelsior JET which now prevents the decompilation and unauthorized alteration of Eclipse RCP applications.
-
A Type System for Scala Actors to Enforce Race Safety Without Sacrificing Performance
Philipp Haller and Martin Odersky introduce a type system that enables safe massage transfer in Scala actors. Formalized as an extension of the EPFL Scala compiler, “Object Capability Types” system, based on capability checking and external uniqueness, enforces race safety without sacrificing performance and removes significant limitations on message shape imposed by existing approaches.
-
Roundup: Scala as the long term replacement for Java
Scala has been receiving much attention lately as a possible candidate to replace Java in the future. James Strachan creator of Groovy advocates in favor of Scala as James Gosling, creator of Java and Charles Nutter JRuby Core Developer, have done in the past.
-
Twitter, an Evolving Architecture
Evan Weaver, Lead Engineer in the Services Team at Twitter, who’s primarily job is optimization and scalability, talked about Twitter’s architecture and especially the optimizations performed over the last year to improve the web site during QCon London 2009.
-
Ruby VM Roundup: IronRuby 1.0 Coming Up, RubySpec, JRuby 1.3.1
IronRuby's alive and kicking - and will go 1.0 in July. We look at some resources to get up to speed with IronRuby's status. Also: JRuby 1.3.1 is an important bug fix update for JRuby users, MacRuby continues to improve and MagLev now comes with a native parser.
-
JRuby Roundup: JRuby 1.3 Released, ruby2java, JSR 292 Progress
JRuby 1.3 is now available, bringing performance improvements and compatibility with Google AppEngine. Work on other improvements is continuing and a first version of the ruby2java compiler is now available. Also: InvokeDynamic support is making it's way into the builds for the next Java version.