For the recent 2013 version release of their Java Profiler, YourKit focused on improving its high level data collection features. The intention of the so called J2EE high level profiling is to get insight into the logical processing, rather than just providing timing information.
The recently released Noda Time 1.2 provides support for XML and JSON serialization, text formatting and also includes an assembly that enables developers to handle JSON serialization.
Vaughn Vernon, author of Implementing Domain-Driven Design, recently talked about using Scala and the Actor Model implementation Akka together with Doman-Driven Design as a means to remove some of the architecture overhead typically found in event-driven or hexagonal architectures.
Oracle have released videos and slides from the 2013 JVM Language Summit, which saw uses of the JVM from the biggest data to the smallest mobiles, and future performance advances in the JVM runtime. Read on to find out more about what was covered.
This week, Pivotal released version 1.0 of its project Reactor for general availability. Reactor provides low-level abstractions for an event-driven, reactive programming model, and is a component member of the Spring IO Platform in its "IO Foundation" layer.
PostgreSQL 9.4 will be reintroducing Hstore as the column type of choice for document-style data. This supersedes PostgreSQL’s JSON support which was introduced in version 9.0 and early tests show it to be significantly faster than MongoDB for some operations.
Serialization and immutable collections do mix in .NET, but only if you look to third party libraries like JSON.NET and protobuf-net.
A recent research concludes that contrary to the general belief performance is not the main problem with HTML5 but rather the missing of profiling and debugging tools and the lack of certain APIs.
The recently released version 5.9 of the message broker Apache ActiveMQ adds among other features support for replication of the LevelDB Store and a new Hawtio web console together with more than 200 issues resolved.
Last week finalized elections for the open seats with the Java Community Process (JCP) Executive Committee (EC). Receiving the most votes this year for the elected positions is the Eclipse Foundation, which will hold its seat for a two year term within the voting body.
Oracle has recently announced the Java EE and GlassFish Server Roadmap update. On June 12, 2013, Java EE 7 was released, along with GlassFish Server Open Source Edition 4. This week, Oracle has stated that there will be no commercially supported versions of GlassFish 4. GlassFish 4 is the Java EE 7 reference implementation, and is the only Java EE 7 certified application server.
The Netty Project released the first version of Netty 4 in July. It has significant performance improvements primarily from reducing garbage collection overhead. Integrating Netty 4 at Twitter has led to a five times performance gain, but with some costs.
Phusion Passenger, a popular web app server originally for Ruby, now supports Node.js apps. The feature was introduced in the Enterprise edition of Passenger earlier this year, but has been open sourced as of the recent 4.0.21 release of the free version. Phusion Passenger brings Scaling, Statistics, Supervision and Multitenancy to Node.js. InfoQ talked to Phusion's CTO Hongli Lai.
Augmenting the roster of tribulations haranguing Obamacare and the healthcare.gov website comes a technical deep-dive performed by leading performance monitoring organization AppDynamics that paints a picture of a sophomoric development initiative used to build that site.