How to build a simple GWT event bus using Generators | North Concepts – In his Google I/O session Best Practices For Architecting Your GWT App, Ray Ryan discusses the benefits of using an event bus in GWT (Google Web Toolkit) applications. Inspired by this talk, I decided to try my hand at building a simple GWT event bus modeled after our pure java event bus.
InfoQ: How to get the most out of Spring and Google App Engine – Chris Ramsdale will get you up and running building Spring apps on Google App Engine. He'll go step-by-step building a real Spring app and identify not only the basics of App Engine, but more advanced topics such as integrating with Google's SQL Service and using App Engine's "Always on" feature to ensure high performance.
Big data market survey: Hadoop solutions – O’Reilly Radar – Apache Hadoop is unquestionably the center of the latest iteration of big data solutions. At its heart, Hadoop is a system for distributing computation among commodity servers. It is often used with the Hadoop Hive project, which layers data warehouse technology on top of Hadoop, enabling ad-hoc analytical queries.
InfoQ: RESTful SOA in the Real World – Sastry Malladi presents different ways used by the industry to implement a RESTful SOA, detailing how eBay did it in order to achieve performance, and what lessons can be taken from that.
InfoQ: Service-Oriented Architecture Maturity – An SOA maturity model must incorporate both perspective and execution maturity. Progress must be made across a 3D space, with movement from an IT-driven perspective toward an enterprise-transformation outlook – embracing governance, metrics, drivers, and even terminology – likely trumping execution refinements within a particular perspective.
ScrumBan? « Tales from a Trading Desk – Lean Software Engineering offer a good overview of how ScrumBan differs from Scrum – essentially improving the speed of time-to-market. Agile Management offers a posting on how to start down the road of Kanban.
InfoQ: Neo4j: Java-based NoSQL Graph Database – After several years of development, the developers from NeoTechnology have released version 1.0 of Neo4j, a Java-based graph database which follows the property graph datamodel. InfoQ spoke with NeoTechnology COO Peter Neubauer to learn more about the current Neo4j release and what it offers to developers
Clustering Tomcat | Javalobby – In this article, I will show you how to use Apache/Tomcat in order to set up a load balancer. I know this has been done a zillion time before, but I will use this setup in my next article (teaser, teaser) so at least I will have it documented somewhere.
The Apache Cassandra Project – The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.
Open Source NoSQL Databases | Javalobby – For almost a year now, the idea of "NoSQL" has been spreading due to the demand for relational database alternatives. Maybe the biggest motivation behind NoSQL is scalability……… Here are some of the better known open source data stores/models labeled as "NoSQL"