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Developing a Complex External DSL

In this article Vaughn Vernon explains the difference between internal and external DSLs and shows the steps involved in developing a complex external DSL.

Vaughn Vernon
on Apr 13, 2009
Key Takeaway Points and Lessons Learned from QCon London 2009

This article presents the main takeway points as seen by the many attendees who blogged about QCon. Comments are organized by tracks and sessions: Keynotes, Interviews, Tutorials, Web as a Platform, Emerging languages in the enterprise, Real World SOA, Systems that never stop, Architectures in Financial Applications, Agile Organisational patterns, Historically bad ideas, Java.Next and many more!

Ryan Slobojan
on Apr 09, 2009
Book Review: Clean Code: A Handbook of Agile Software Craftsmanship

Ryan Cooper reviews the Clean Code by Robert Martin and concludes that this book belongs on the bookshelf of every developer who cares passionately about quality and craftsmanship. Ryan suggest that this book will be beneficial to new developers and seasoned developers alike.

Ryan Cooper
on Apr 08, 2009
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
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
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
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
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
What's New in Groovy 1.6

Groovy project lead writes about Groovy 1.6 changes and improvements, including include performance enhancements, integration of JMX Builder, and OSGi readiness.

Guillaume LaForge
on Feb 27, 2009

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