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The Problem of Power Consumption in Servers

Power consumption by servers is of increasing concern to business and IT management. This Intel article discusses the sources of power consumption as a function of server form factor and workload; power consumption of other components, power supplies and conversion, plus heat generation and cooling demands. How to estimate consumption and design factors affecting consumption are also covered.

Intel
on Apr 01, 2009
Fetching strategy implementation in a J2EE application using AOP

This article presents a fetching strategy that using AOP, optimizes the data retrieval process from a back end system on a use case basis in a modular way without bloating the lower level service or repository layers.

Manjunath R Naganna
on Mar 30, 2009
Book Excerpt: Agile Testing

This book is for testers on an agile team, test and quality assurance managers transitioning to agile development, and agile teams learning how to approach testing. The book introduces agile testing, how it's different from testing on a traditional team, and what makes agile testers different. The book contains dozens of stories about the various testing-related issues faced and resolved.

Janet Gregory Lisa Crispin
on Mar 24, 2009
Interview and Book Excerpt: Jaroslav Tulach's Practical API Design

Jaroslav Tulach's latest book Practical API Design covers the topic of API design of software projects. He brings his experience as the architect for NetBeans IDE project to the writing of this book. InfoQ spoke with Jaroslav about his new book, the main motivation for writing it and other topics. We are also making an excerpt from the book available for our readers.

Srini Penchikala
on Mar 24, 2009
Interview with the Book Authors: Brown, Laird, Gee, Mitra: SOA Governance

InfoQ had the opportunity to review the new book “SOA Governance: Achieving and Sustaining Business and IT Agility” and interview its authors Clive Gee, William A. Brown, Robert G. Laird, Tilak Mitra.Topics covered include the role of reuse in SOA, SOA governance tooling, Business/IT alignment, etc.

Boris Lublinsky
on Mar 20, 2009
A Fusion of Proven Ideas: A Look Behind S#arp Architecture

In this article Billy McCafferty presents S#arp Architecture, an ASP.NET MVC architectural framework meant to leverage current best practices in architecting ASP.NET web applications by providing a project code template which uses Domain-Driven Design techniques and has built-in support for NHibernate, Castle Windsor and SQLite.

Billy McCafferty
on Mar 16, 2009
Eight Isolation Levels Every Web Developer Should Know

In this article, James Leigh takes a look at eight different isolation levels that can be utilized within a web application, and explores the pros and cons of each level of isolation, ranging from read uncommitted to serializable consistency - the interactions between transactions at different isolation levels is also looked at.

James Leigh
on Mar 15, 2009
Gregg Pollack and the How-To of Scaling Rails

Ruby on Rails has done well since its introduction a few years ago but has taken some criticism for not being able to scale. Developers know there is always a right way and a wrong way to solve any problem and scaling Ruby on Rails is no different. Learn about what is being done to address Ruby on Rails and scaling to the enterprise.

Robert Bazinet
on Mar 11, 2009
We Need to Create Information System Ratings

Pierre Bonnet, CTO of Orchestra Networks, argues that information systems are too opaque and not agile enough. He claims this is the main reason why "healthy" multinationals can collapse within months as they take on too much risk. He suggests that information systems be rated on how they manage master data, business rules and business processes.

Pierre Bonnet
on Mar 09, 2009
Successfully Adopting Pair Programming

Jay Fields takes a look at pair programming from an adoption perspective. This article is for you if you already know what pair programming is and guidance on how to get to the point of successfully practicing pair programming. Jay goes over everything from an optimal seating arrangement, to effective coaching techniques, to calling out common mistakes to avoid.

Jay Fields
on Mar 05, 2009
SharePoint Object Model Performance Considerations

In this article, Andreas Grabner analyzes the performance implication of using the SharePoint Object Model, specifically displaying and editing lists, one of the most used SharePoint objects.

Andreas Grabner
on Mar 04, 2009
Interview and Book Excerpt: Thomas Erl's SOA Design Patterns

Today, InfoQ publishes an excerpt from Thomas Erl’s newest book, SOA Design Patterns, and used the opportunity to interview the author. Topics covered include the role of a patterns catalog, differences between service-orientation, SOA, and Web services, and the current state of the SOA world.

Stefan Tilkov
on Mar 03, 2009

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