InfoQ Homepage DevOps Content on InfoQ
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Google App Engine Load Test Result
The result of the Google Web Toolkit on Google App Engine load test: The load was 10 reqs/sec for an hour, and 35 reqs/sec at peak. The result? No sweat.
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Neo4j - an Embedded, Network Database
Neo4j is an embedded network model database for Java, Ruby and Python applications. It is capable of handling billions of nodes/relationships/properties on single machine hardware, supporting ACID transactions, durable persistence, concurrency control, transaction recovery, and everything else you’d expect from an enterprise-strength database.
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Perst 3.0 Embedded Database Released
McObject has released version 3.0 of its open source embedded database targeted at Java and .NET developers.
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Appistry Java/C++ Grid Fabric Goes Free for up to 5 Servers
Appistry recently released a free 5 server community edition of their EAF product. InfoQ sat down with VP Sam Charrington to discuss this move and Appistry's overall place in the grid/cloud computing landscape.
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Holly Widgets for GTK#
Last weekend a developer on the GTK# mailing list announced version 1.0 of a collection of widgets for Mono.
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First Public Release of Impala Provides Dynamic Modules for Spring
Impala is an open source framework which aims to provide a dynamic module system for Spring-based web applications without requiring OSGi.
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Handling Multiple Versions in a Single Project Team?
Once you're team has released the first version of a product you're faced with the dilemma - how to maintain the first version while continuing to make progress on new releases.
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Presentation: Configuring the Spring Container
In this presentation from QCon San Francisco 2007, SpringSource CEO Rod Johnson discusses the Spring Framework. Topics covered include the philosophy behind Spring, configuring the Spring container, XML configuration, new XML configuration namespaces, Annotation-based configuration, automatic component annotation scanning, Spring JavaConfig, mixing configuration types, and Spring 2.5 new features.
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IcedTea Bridges Open-Source Gap with OpenJDK
It has been over a year since OpenJDK was officially released by Sun. The IcedTea project has been created to help remove encumbrances in its adoption by the open-source community.
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The Simple Solution to SOA is ESBs?
A recent ebizQ podcast with IBM's Lief Davidsen discusses how ESBs can be used as the simple solution to adopting SOA. The "should I or shouldn't I?" debate around the relationship between ESB and SOA has raged for a while and this interview will probably not be the final word.
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Principles and Guidelines for an Optimized Use of BigTable
Based on a number of conversations around Google App Engine, Todd Hoff outlined on his blog a set of principles that are instrumental for optimizing the use of distributed and highly scalable storage systems, such as BigTable, and defining its perimeter. The conceptual approach he advocates for is radically different from the one used in relational database world.
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Presentation: Painless Persistence with Castle ActiveRecord
This presentation by Hamilton Verissimo and Oren Eini show Castle Active Record - an ORM solution for .NET building on NHibernate. After an introduction, the presentation dives into various advanced topics and techniques for working with Castle Active Record.
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IzPack: Cross-Platform Installer Not Just For Java
Packaging, distributing and deploying an application can be a very difficult task. Add in the requirement to work on multiple platforms and it can quickly become a nightmare. IzPack aims to not only make it possible but to also make it simple.
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Cloud Tools bring Java EE on Amazon EC2
Chris Richardson the author of "POJOs in Action", has released Cloud Tools, a set of tools for deploying and testing Java EE applications on Amazon's Elastic Computing Cloud (EC2). It's a Groovy framework that provides an API for launching EC2 instances; configuring MySQL, Tomcat servers; and deploying more web applications. In addition, it can also run JMeter and collect performance metrics.
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Defining Cloud Computing
The term "cloud computing" has shown up everywhere from the Web 2.0 conference to the enterprise architecture whiteboard sessions in big companies to the laptops of startup developers. The big question being asked now is "what is cloud computing?"